Class XII (Mathematics)

- XII Maths

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Class XII (History and Political Science)

Class XII
Subject History
Holidays Homework

Visit National Museum and Archaeological survey of India and collect information about following subheadings.
1. Different objects found at various sites related to the Harappan Civilization
2. Specific information related to administration, religion and social life of people in Harappan.
3. Collect information about script.
Material regarding those script is available on the Board in the National Museum.

Answer the following questions:
1. Write down two features of early Harappan cultures

2. What are the difference between utilitarian and luxurious are facts?

3. What is chanhudaro famous for?

4. Who was Cunningham? What method did he use to reconstruct ancient Indian History?

5. Describe the town planning and drainage system of the Harappan Civilization.

6. List the items of food available to people in Harappan cities. Identify the groups who would have provided these.

7. Mention important features of the great bath.

8. What are seals? What were they used for?

9. What difficulties have been faced by historians in deciphering the India script?

10. Discuss how archaeological reconstruct the past.

Kings farmers and Towns Early States & Economics

1. Discuss the main features of Mauryan administration which of these elements are evident in the Ashokan inscription that you have studied.

2. Describe the origin of the caste system.

3. How important were gender difference in early societies? Give reasons for your answer.

4. What are the elements which historians take into Considera while analyzing texts?

5. Discuss the evidence that Brahmanical prescriptions about kinship and marriage were not universally followed.

6. Explain why petriling may have been particularly important among elite families?

7. Write down the ways in which men and women could acquire wealth.

8. Mention three examples of social groups who were viewed with suspicion by the Brahmans.

Class XII
Subject Political Sc.
Holidays Homework

1. Read a novel/ story on partition by an Indian and a Pakistani/Bangladeshi writer. What are the commonalities of the experience across the border?

2. Make a chart of elections and governments in your state since 1952. The chart could have the following columns. Year of election, name of the winning party, name of ruling party or parties, name of the Chief Minister (5).

3. Make a list of slogan coined by Political parties. Do you see any similarities between advertisements and manifestoes, slogan and advertisements of Political parties?

4. Trace newspaper reports for a week identify any three stories you would classify as “Popular Movement” Find out the core demands of these movements the methods used by them to pursue their demands and the response of Political parties to these demands.

Class XII (Chemistry)

Holidays Homework Class XII Chemistry

Investigatory projects can make the study of chemistry exciting, enjoyable and educational. Project work develops scientific and cooperative attitude and self confidence. Keeping these objectives in view investigations work is included in holiday homework of Chemistry. A list of projects is given to students and may take up or select any one project for investigation.

1. To study of the conversion of waste cellulosic/starchy material into glucose.

2. You are living in a grouping Housing society of 150 families. Lay out a plan to recycle the waste water.

3. To prepare vegetable dyes.

4. To prepare a sample of Bakelite plastic.

5. A comparison of sugar contents of (a) various stages during ripening.

6. To prepare poster - colours

Very short answer type questions

1. In each of the following pairs of organic compound identify the compound which will undergo SN1 reaction faster.

2. Predict the order of reactivity of the following compounds in SN1 reaction,

3. Explain why thionyl chloride method is preferred for preparing alkyl chlorides from alcohols.

4. a) Arrange the following halides in order of increasing SN2 reactivity.

CH3Cl, CH3Br, CH3CH2Cl, (CH3)2 CHCl.

b) Arrange the following in order of increasing ease towards nucleophilic substitution. 4-nitrochlorobenzene, chlorobenzene, 2,4,6-tri-nitrochlorobenzene, 2, 4- dinitro chlorobenzene.

5. Give one chemical test to distinguish between C2H5Br and C6H5Br.

6. An optically active compound having molecular formula C7H15Br reacts with aqueous KOH to give a racemic mixture of products. Write the mechanism involved in the reaction.

7. Unlike phenols, alcohols are easily protonated?

8. How is that alcohol and water miscible in all proportions?

9. Mention two important uses of methanol.

10. O-nitrophenol has lower b.pt them p-nitrophenol.

11. What is wood alcohol?

12. What product is obtained when ethyl benzene is oxidized with alkaline KMn O4?

13. Mention one important use of methansic acid.

14. Mention one Industrial product manufactured from methanal.

15. What for are quaternary ammonium salts widely used?

16. Explain why AgCl is soluble in aqueous solution of methylamine.

17. For an amine RHN2, write the expression for Kb to indicate base strength.

18. Mention one commercial use of N, N-dimenthylaniline.

19. Why do amines act as nucleophiles?

20. Give one example of ambident nucleophiles.

SHORT ANSWER QUESTIONS

1. How are the following conversions can be carried out.
a) Aniline to Chlorobenzene
b) Aniline to Benzoic acid
c) Nitrobenzene to phenol.

2. Account for the fact that it is difficult to prepare pure amines by ammonolysis of alkyl halides.

3. Why amiline is a weaker base than Cyclohexylamine?

4. Describe chemical tests to distinguish between secondary amine and tertiary amine.

5. Illustrate the following with suitable examples
1) Hoffman’s bromamide reaction
2) Coupling reaction
3) Acylation reaction

6. a) Aqueous solution of methylamine reacts with iron (III) chloride to precipitate iron (III) hydroxides. b) Aniline reacts with bromine to give 2, 4, 6 tribromoaniline. +

7. Amines are more basic than alcohols. (Hint: RNH3 is more stable than + R-OH2)

8. CH3CONH2 is a weaker base than CH3CH2NH2

9. Do the following conversions
a) 4-Nitroaniline into 1,2,3-tribromo benzene
b) Aniline into 3,4,5- triiodonitrobenzene.

10. Why diazotisation of aniline takes place in ice cold conditions. (Hint: At higher temp. aniline changes to phenol)

11. Why primary aromatic amines cant be prepared by Gabriel phthalimide synthesis?

12. What organic compounds are used in artificial flavouring and perfuming?

13. Carboxylic acids do not give characteristic reactions of carbonyl group. Why?

14. How will you differentiate between a) Phenol & benzoic acid b) Propanone and ethanol c) Acetaldehyde and acetone.

15. Explain the following reactions
a) Rosenmund reduction
b) Cannizaro’s reactions
c) wolf-kishner reduction
d) stephan’s reduction
e) Etard reaction

16. How will you convert
a) Benzaldehyde into acetophenone
b) Acetaldehyde into but - 2-enal
c) Malonic acid into acetic acid

d) Benzamide to toluene
e) Benzye chloride to 2-phenylethanamine

17. Although phenoxide ion has more number of resonating structures than carboxylate ion, carboxylic acid is a stronger acid than phenol. Why?

LONG ANSWER TYPE QUESTIONS

1. Di-tert butyl ketone does not give a precipterte with NaHSO3 whereas acetone does. Why?

2. Dialkyl cadmium is considered superior to Grignard’s reagent for the preparation of a ketone from an acid chloride.

3. A compound X (C2H4O) on oxidation gives Y (C2H4O2). X undergoes haloform reaction. On treatment with HCN X forms product Z. While on hydrolysis gives 2-hydroxy – propanoic acid. a) Write down the structures of X & Y.
b) Name two products when X reacts with dil. NaOH (Write down reactions involved)

4. Write structural formulae and names of the four possible aldol condensation products from propanal and butanal. In each case indicate which aldeyhyde served as electrophile and which as nucleophile.

5. Write the structures of the major products expected from the following reactions.
a) Mononitration of 3-methylphenol
b) Dinitration of 3-nmethylphenol
c) Mononitration of phenylmethanoate.

6. a) Explain the observed Kb order

b) Mention a chemical property in which methoanoic acid differs form acetic acid.
c) Highly branched carboxylic acids are less acidic then unbranched acids.
d) How does a carbonyl group differ from an ethylenic bond?
e) How is CO converted into methanol?

7. Do the following conversions
a) Ehtanal to amino ethane (Hint (1) NH3 (2) Reduction
b) Cyclohexanol to cyclohexylamine (Hint (1) OXn (2) NH3/H2-Ni
c) Aniline to N-phenylethanamide
d) Ethanamide to Methylamine
e) Aniline to Benzyl alcohol
f) Nitrobenzene to Benzoic acid
g) Nitromethane to Ethanoic acid
h) Acetic acid to Acetaldyhyde
i) Acetic acid to Acetone
j) Phenol to Salicylaldehyde
h) Toluene to Benzaldehyde (Hing : Etard reaction)
i) Acetic acid to Methylamine
j) Benzonitrile to Acetophenone
Hint: 1) Hydrolysis
2) PCl3
3) (CH3)2 Cd/ dry ether.

k) Cumene to phenol
l) Ehtanol from But-2-ene

8. Write IUPAC names of the following

Class XII (Bio-technology)

Class XII
Subject Biotechnology
Holidays Home Work

Recombinant DNA Technology

1. Why are Blotting techniques called by that name?

2. Make Diagrams for the following
a) Preparation of a Genomic Library
b) DNA cloning using phage
c) Making recombinant DNA

3. Explain 5 application of PCR

4. What are the goals of Human Genome project

5. What is the difference in the function of Endonucleases and Ligases.

6. Explain the functioning of Restriction Enzyme Eco RI, SmaI, Hind III.

7. What are expected problems that can be encountered if E.coli is used for the expression of Eukaryotic proteins?

8. Explain RFLP with the important application in various fields.

9. What are the advantages of florescent labeling in DNA ---- sequencing. Explain?

10. What is site-directed mutagenesis? Explain its various applications in General & Biochemical studies.

11. What is the difference between a probe & a primer.

12. Draw structure of dd NTP & dd ATP & dATP

13. Why are mRNAs not directly cloned?

14. What are the Enzymes needed for r DNA technology? Explain the role of each Enzyme.

15. What would happen if you add only one primer to the PCR reaction?

16. Explain why the Sanger’s method requires a single-stranded DNA & how this is produced. Also discuss why this method is knows as chain termination nation method .

17. Give the sequence of 2 primers (5 ntds long) required to amplify the following DNA sequence by PCR. 5’-A T G C C T A G G A T C A T G C -3’

18. Write a short note on Genetic Engineering.

19. Explain the significance of Gene cloning with respect to human welfare.

20. Make four significant differences between PCR amplification of DNA & cloning of DNA using vectors.

LONG ANSWER TYPE:
1. Describe the Mechanism of PCR.
2. Give a brief account of the tools used of recombinant DNA technology.
3. Describe the Mechanism of Site- directed Mutagenesis.
4. Explain Southern Blotting technology.
5. Describe two methods by which screening of transformed E.coli can be carried out?

CHAPTER – III
GENOMICS & BIOINFORMATICS

1. What is a cotig?
BLAST, EST, NCBI, FISH, EMBL, PDB, PIR

2. Write the full form of the following

3. What is a database?

4. When was the Human Genome finally deciphered?

5. Define Genomics

6. List four reasons for screening a genome.

7. Explain the necessity of creating Bio information database.

8. What is the needed of IUPAC system in Bioinformatics.

9. Describe the contribution made by ‘Margaret Dayhoff; towards the development of Bioinformatics.

10. What is BLAST? How is it used in Bioinfo analysis.

11. Name the database having mRNA and proteins of Human, Mouse & Rat.

12.Who is an annotator?

13. What is the importance of Bioinformatics?

14. What is the significance of Random Shotgun sequencing.

15. You are given a DNA sequence. Describe how will you use the Bioinformatics tools to analyse the sequence to find out a gene & its possible protein.

16. List the important database used in routine bioinformatics.

17.How can you search for genes using computers?

18. What do you understand by the term ‘Gemomics’?

19. What are SNPs and what are their applications?

20. What are the different types of molecules on which sequence data is obtained are deposited in database?

21. Explain different types of sequencing methods using in Genome sequencing projects.

22.Differentiate between structural and functional Genomics.

23. What does ‘Entrez’ information include?

24. Which database contains the information about “annotated protein sequence”?

25. List any six resources available form NCBI and their uses.

26. Genome size of Humans ______________________& Drosphila melanogaster _______________________.

27. Term ‘Genome’ was coined by___________________ and “Genomics” by_________________.

28. What is number of predicted genes in E-coli & Humans & worm (coenorhabdits elegans).

29. What is the “physical Map” of an organism mean?

30. Define genome annotation.

31. How can DNA micro array technique be used to study cellular response to the environment?

32. Describe the ‘FISH’ technique & briefly explain any one of its applications.

33. What are database retrieval tools? Name & explain the use of a tool to classify a newly discovered species.

34. You have the gene sequence of a protein which has protein which has proteolytic activity. How will you establish the tools of Bioinformatics that this protein.
i. homologus in other organisms.
ii. Belongs to the chymotrypsin family.

35. Explain BLAST. How can this bioinfo search tool be employed for finding homology between genes? Does similarity between two sequences always indicate their homology?

36. What is the IUPAC code for G and A? write the complementary sequence of the following sequence.
5’ – ATGAYCGBT _________ 3’

37. Bioinfo database provide many different types of sequences, such as c D N A, Genome, EST & peptide etc. which of these would you use as the most suitable point for identifying.
a. Promoter
b. ORF (open reading frame)
c. Intron.

CHAPTER I:
“Protein and Structure Engineering”

1. Name human diseases caused by the absence of a protein.
2. What is the consequence if a protein is incorrectly folded? Give an example to illustrate the answer.
3. Distinguish between chymotrypsinogen & chymotrypsin.
4. Why is sickle cell anemia called “Molecular disease”? How can sickle cell hemoglobin be identified.
5. What are the principles behind Isoelectric focusing and SDS/PAGE technique? Why is 2-D Electrophoriesis better than single dimension electrophoresis?
6. Define submit Domain and Quaternary structure in proteins.
7. Explain “Change relay system” Briefly explain how the serine residue in some enzymes can become acidic (reactive). Also suggest how you can confirm that a serine residue is involved in the catalysis.
8. What are non-catalytic functional proteins, therapeutic proteins & nutraceutical proteins? Give two examples each.
9. Discuss the use of Designing a protein for any product.
10. Write a few sentences on what you understand by “Proteomics”. Why do you think that study of this area would be rewarding in future.
11. Explain “Mass spectrometry” in detail. What is its main use in protein studies?
12. Relationship between no. of genes and no. of proteins is non-linear. Discuss.
13. Explain different types of proteomics with diagram.
14. How would you measure the general effectiveness of a dietary protein source? Suggest 3 methods.
15. What are the different components of a “whey protein”? How does ‘whey protein’ reduces viral load inpatients?
16. Enlist the various protein based products.
17. How will you characterize the proteins, explain the techniques.
18. How does proteins can be recovered from the cell?

Class XII (Economics)

Holiday Home work
Sub.: Economics
Class XII

I
1. With the help an hypothetical table draw a production possibility curve and show the following situations
a) Full utilization of resources
b) Economic growth
c) Decrease in resources
d) Underutilization of resources

2. What is impact of the following on the demand curve for good X? Give reasons
A) Consumer income rises and good X is a normal good.
B) Consumer income falls and good X is an inferior good.
C) Price of complementary good Y rises.

3. Make demand curves showing
a) Perfectly elastic demand
b) Perfectly in elastic demand
c) Unitary elastic demand What is the significance of unitary elastic demand

4. Given the market price of a good, how does a consumer decide as to how many units of that good to buy? Explain.

5. Explain why MRS must equal MRE when a consumer is in equilibrium.

6. Define budget line and slope of the budget line.

7. A consumer spends Rs. 80 on a commodity at a price of Rs 1 per unit and Rs. 100 at a price of Rs. 2 per unit. What is the price elasticity of demand.

8. When price of a good falls from Rs. 5 to Rs. 3 per unit, its demand rises by 40%calculate its price elasticity of demand.

9. What is the price elasticity of supply of a commodity whose straight line supply curve passes through the origin forming an angle of 750?

10. Explain the effects of a fall in prices of other goods on a commodity’s equilibrium price and equilibrium quantity. Use diagram.

II

In a group of four, students will prepare an e-project (Power Point, flash, photostory or any other software) on the current Global Financial Crisis with emphasis on the following:

1. The great depression of 1929

2. The current economic recession:

Definition and causes

3. Impact of US recession in India.

4. Fiscal stimulus Package and sops for exporters announced by the government (such as sharp cut in excise duties, service tax, increased plan spending) and monetary policy measures (such as interest rate cuts by the central bank) to tide over the ripple of recession.

· Visit industries / companies and find out the effect of the economic slowdown on:
a) Sales and their selling tactics for difficult times.
b) Consumers’ demand
c) Job market

· Find out about the measures adopted by different sectors to fight the economic down turn and the right amount of innovation needed to revive growth in the economy.

· The Project will be evaluated on the basis of appropriate content/ information, relevance and presentation.

· Mention sources of information such as newspapers, magazines, encyclopedia, books, websites.

Class XII (Engineering Drawing)

Class XII
Subject: Engineering Drawing
Holidays Home Work

a) Isometric view of the solids (Prism, Pyramid, Frustum of Pyramid, Cone, Cylinder and Frustum of a cone.

b) Isometric view of the combination of two solids, having their common axis perpendicular.

Ex No. 9 to 20 of the engineering Drawing Book of V.P. Kumar.

Class XII (BIOLOGY)

Holidays Homework
Class XII
Biology

1. Visit a park or any other place with thick vegetation near by. Select a piece of land for experimentation. Divide it into 4 quadrates of 1m2 each with the help of an inch tape or meter scale. Select any four plants. Identify them if you can or name them as Sp A, B, C and D. Count the no. of plants of each species in all quadrates and find out population density and pop frequency of each.

2. Dissect a big flower (China Rose/ Petunia). Identify its various parts. Dry them and display them on a Drawing Sheet. Cover the drawing sheet with transparent & this plastic sheet.

3. Take a flower of China rose / Petunia Emasculate it (Remove its anthers). Dry the emasculated flower and anthers separately. Bag the emasculated flower and display them on a Drawing Sheet. Cover the drawing sheet with transparent & this plastic sheet.

4. Collect any brightly coloured Entomophilous flower Inflorescence (entomoplulons) eg. Like (Sunflower or salvia and grass (Anemophilous). Dry them and display them.

5. Study the inheritance of trait tongue rolling / ear lobes and colour blindness in your family. Make pedigree. Write the genotypes of all family members in the pedigree.

Class XII (Accountancy)

Class XII

Subject: Accountancy

Holidays Home Work

Make a project File consisting of these projects as specified below:

1. Comprehensive Project- It should cover Journal Ledger Accounts, Trial Balance, Financial Statements, Various Ratios based on the case taken in the question, cash Flow statement and the Final observation of the case.

2. (Two) specific Projects based on the real life figures of the companies’ financial statements. The students are required to collect cuttings from the newspapers for the purpose of preparing the projects.

Class XII (English)

SUMMER HOLIDAYS’ HOMEWORK
ENGLISH CORE
CLASS – XII

Q1. Familiarize yourself with the following topics from Section B [Advanced Writing Skills] of your Core English paper:
A. Classified Advertisement
Go through the leading national dailies and select classified ads related to the list of advertisements given below:
1. Situations Vacant
2. Situations Wanted
3. For Sale
4. To Let
5. Lost & Found
6. Educational
7. Matrimonial
8. Missing People & Pets
9. Vehicles For Sale

Select 3-5 cut-outs from each category and paste them in your register.
The cut-outs should be pasted inside a box [ one for each category ] with the correct heading/title.

B. Posters and Notices

Select Posters & Notices related to social issues like posters on ‘Child Labour’, ’Pollution’, ’Water Conservation’, ‘Drug Addiction’, & ‘Smoking’.
Paste them in your register.
Don’t forget the box.

Remember that the posters must contain:
1. Eye Catching Slogans
2. Name and Address of the Issuing Authority

C. Prepare the following topics for classroom discussions:
1. India’s Preparedness for the Common Wealth Games
2. Do you think that President Obama will bring about a change in the global political scenario?
3. The Plight of Street Children Forced into Labour.

Resource Material:
· New Arrivals in the school library
· ‘Q & A’ by Vikas Swarup
· Newspapers/ Internet D.

LITERARY TERMS:
Log onto http://en.wikipedia.org/wiki/science_fiction.
Read the write-up on Science Fiction from page no. 10 to 12 and answer the following questions, following the instructions carefully:
1. What is the difference between science fiction and fantasy? [page 1]
2. What, according to Robert A. Heinlien, is the definition of science fiction? [page 2]
3. Page 3 contains a wide range of books by Science Fiction Writers. Mention the names of five writers of the Early Twentieth Century. [page 3]
4. Differentiate between Hard Science Fiction and Soft Science Fiction. [pages 4 & 5]
5. Define a story based on alternate history. Cite an example from the text book [Hornbill(class 11) & [page 6]
6. Pick out words which mean the same as the given phrases/words: [page 7] i. Prophesying great and dramatic events ii. After effects iii. A group of three related literary works iv. An imaginary place where all is perfect v. An excess of emotional drama

E. Section D [Literature]:
For Section D [Literature] of your Question Paper attempt the following:
· Definition of a Red Indian / Native American [Memories of Childhood]
· A Biographical Feature on Bama [Memories of Childhood]
· An Article on the Past and Present of Gemini Studios[Poets and Pancakes]

RESOURCE MATERIAL:
Internet
Books from the School Library
Encyclopedias of Knowledge

Class XII (PHYSICAL EDUCATION)

Class XII
Subject: Physical Education
Holidays Home Work

1. What is Physical Fitness?
2. What are the components of Physical Fitness?
3. What is classification of Physical Fitness?
4. What is health related Physical Fitness?
5. What is motor skill related Physical Fitness?
6. What are the components of health related Physical Fitness?
7. What are the components of motor skill related Physical Fitness?
8. What are the principles of Physical Fitness development?
9. Why fitness programme is important? Explain?
10. What are the means of development of physical fitness?
11. What is wellness?
12. What are the components of wellness?
13. How wellness is important?
14. What are aerobic activities?
15. What are the benefits of aerobic activities?
16. Write the benefits of any one aerobic activity?
17. Write the benefits of rope skipping?
18. Why participation in the games and sports is important?
19. What is the importance of fitness programme?
20. What are the means of development of Physical Fitness?
21. What is wellness?
22. What are the components of wellness?
23. Explain the inter-relationship of Fitness and Wellness.
24. Explain the principles of Physical fitness and wellness.
25. Explain the difference between continuous and interval method of endurance development.
26. How weight training is the best means of Physical Fitness development?
27. Classify Interval Method.
28. What are the factors of Interval Training Method?
29. What are the Aerobic Activities? How these activities can develop Physical Fitness? 30. Discuss components of Physical Fitness?
31. Discuss the principle of Fitness Programme, how it can help in the modern world?
32. What are the factors to influence Physical Fitness and Wellness.
33. Differentiate between Flexibility (health-related) and Agility (motor skill-related)
34. Distinguish between Warming up and cooling Limbering down.

Chapter 2
Training Methods in Physical Education
1. What do you mean by mean by sport training?
2. Explain the concept of training.
3. What are the features of sports training?
4. Explain the activities that promote aerobic fitness?
5. What are the benefits of warming up?
6. What are the benefits of limbering down?
7. Explain the various methods of training.
8. What do you mean by strength, circuit and interval training?
9. What is Strength Training ? Explain the various factors on which strength Training depends.
10. Explain the types of Strength and how it can be developed.
11. What do you mean by strength training?
12. Explain the factors which determine strength?
13. Discuss the classification of strength?
14. What are the strength training exercises for strength development?
15. Explain performance of strength development exercises.
16. Explain various types of music contractions?
17. What is the difference between Isotonic and Isometric methods?
18. Explain continuous and interval training methods?
19. Explain continuous and interval running methods.
20. What type of exercises are beneficial for strength training? Explain Isotonic or Isometric contraction.
21. What are the methods of strength training?
22. What is circuit training?
23. How strength programme can be managed?
24. How strength training is important for children?
25. Strength Training is important for women, how?
26. Why strength training is important for children? Explain in brief.
27. Write short note on endurance training.
28. What is Endurance Training and explain the various forms of Endurance?
29. Explain the benefits of Endurance.
30. Explain the four factors on which endurance ability depends?
31. What are the means and methods of Endurance development?
32. What is speed? 33. Define speed. Write various factors which affect speed?
34. Explain the fundamental of speed?
35. Explain the forms of speed.
36. What are the forms of speed? Explain in brief.
37. What are the different methods of speed development?
38. What is sports training?
39. Explain the methods of speed development?
40. What is speed barrier?
41. What are the advantages of speed?
42. What is importance of pace racing?
43. Who developed Fartlek?
44. Explain Fartlek in your own words.
45. There are two speeds-acceleration and deceleration. Which of these can be named for the increase and decrease of speed?
46. What do you mean by Acceleration and Deceleration of speed?
47. There are four forms of endurance. Which are those?
48. What are the means of Speed?


PROJECT WORK: Draw the court/ field of the following Games/Sports along with all the specific measurements. 1) Volley Ball 2) Cricket 3) Track & field.

Class XII (Business Studies)

Holidays Homework
Subject- Business Studies
Class XII

1. Due to world wide recession a company wants to diversity its existing production activity of making toys. Can you imagine other production activity? Suggest various steps to be taken by each level of management.

2. Visit a newly established retail business organization in your neighbourhood and interview the owner. Prepare a report on how that entrepreneur decided to start the business. Highlight the problems faced by him and how he overcame those problems.

3. Prepare an e-project using any of the software known to you (e.g. Power point, Photo story, flash etc. You may also explore new software or make it online. The presentation should be of one minute duration and should specify the special features, products, tag lines, name availability, price and other details.
You may choose from any of the following products.
- Memory drinks for students
- Cleaning Robot for housewives

1. Students will be marked on the basis of their creativity, innovation and imagination.
2. A soft copy of your e-project should be submitted along with the special software required to run the project (if any)
3. In case of the online projects, the address (URL) of the same must be submitted in the form of a hard copy (printed) along with the summary of the project.

INSTRUCTIONS
1. Prepare a file or scrapbook for question 1&2
2. Mention sources of Information such as Encyclopedia, Reference Books, websites (if any)

Class XII FDCC, Textile Science and Design, Home Science

Holidays Homework

Class XII (FDCC)

Fashion Designing & Clothing Construction

Clothing Construction

1) Present these following topics in your file:

- Selection of fabric

- Selection of ready made garments (RMG)

- Characteristics of Marketing and budget for ready made garment

- Size measurement chart with neck measurement construction based scale on breadth, height, girth, chest, shoulder, etc.

Pattern Making

1) Present these following topics in your file:

- Comparison of paper patterns of different countries

- Italy, India, America, France, Japan, Britain

- including Men’s & Size Range, Kids & Women’s Size range

PROJECT

International Fashion Scenario & International Fashion Designers Presentation – Haly, Japan, India, America, France, Britain

Textile Science

-Present these following topics in file:-

- Study the efficiency of different soaps detergents at varying

- Concentrations and temperatures

- Study the effect of blues & whitening agents

- Study the starches – preparation application at various concentrations

- Test the colour fastness of dyed/ printed fabric against laundering, sunlight, perspiration, rubbing and crocking and hot pressing.

- Test wool, cotton rayon fabrics for their dimensional stability.

- Application of direct, acid and reactive dyes on cotton rayon, silk and wool by home dyeing methods

DESIGNING

Sketch these following topics in file:

- Neck line variations

- Collar variations

- Sleeves variations

- Silhouette variations

- Pants variations

- Skirt variations

- Waist line variations

Holidays Home Work

Textile Sc. & Design (Do any 4)

1. Make a market survey and enlist the hottest selling items for your age group. Also write about their price ranges and about the brands that sell them. You can support your report with photographs.

2. Collect swatches of different varieties of cotton, wool, silk, linen, nylon, polyster, rayon etc and make a swatch file.

Make a separate section in the swatch file for blended ones.

3. Visit Dilli Haat and give a reflection on Indian Handicrafts and fabrics. Click close view photographs of different types of special features of each type of product that you see.

4. Surf the net and magazines. Collect the printouts of logos of different and their catchy phrases. (Make a collection and a colorful output will be appreciated.)

5. Show any one of your creative outputs (it could be a product or value addition, painting or collage a portrait or anything of your choice).

6. Make a fabric collage and present a play of colors, prints, textures etc on a half chart paper sheet. Cover the entire sheet with fabric cut outs and the chart paper base should not be visible.

Holidays Home Work

Class XII

Home Sc.

Presentation- Minimum 20 slides presentation on any one aspect of child development.

Record- Complete record of the following experiments

1. To select and fill the given bank forms (withdrawal slip, cheques, account opening pay in slip cheque, pay inslip cash)

2. To prepare a label of potato chips having suitable standardization mark. (Use corel draw if you want to do its with computer)

Activity – Talk to any five adults regarding the methods of investments they are using and their advantages & disadvantage

Assignments:- All the exercise questions of “Comprehensive” Text book of the chapters which fall in syllabus

Syllabus Concerned

1. Money Income

2. Savings and investments

3. Child development from (0-3) years physical, motor, cognitive, social, emotional

Holidays Homework - Class X

SUMMER HOLIDAYS’ HOMEWORK ( 2009-2010)
CLASS X

ENGLISH

I. Make a Brochure for a city of travel interest in India following the instructions given below: a. It should have a beautiful cover-page.
b. It should contain photographs, pictures, maps and drawings.
c. The write-up should be neat and attractive but hand-written.
d. It should give the following information:
i. Name of the place
ii. Type of place
iii. Geographical location
iv.Noteworthy landmarks/ sight seeing places/ identity of the place
v. The significance of the place
vi. Its culture- its food, festivals and so on
vii. The climate and weather conditions of the place
viii. When we should visit it
ix. Roads and Air routes
x. Important hotels
xi. Noteworthy experiences to look forward to/ what we will enjoy there

II. Write an itinerary of the place you plan to visit during the summer vacations. Follow the instructions given below:
a. Refer to the Unit-‘Tourism and Travel’ of the M.C.B.
b. Write on an A4 size coloured sheet.
c. Your presentation should be neat and handwritten with some illustrations, pictures etc.

III. Find information about the following poets with reference to the poems in the Literature Reader:
1. Sylvia Plath
2. Samuel Taylor Coleridge
3. P. B. Shelley Visit the sites mentioned below: · http.//www.poets.org/poets/poets.cfm?prm10=1961 ·
http.//www.geocities.com/ Athens/ Olympus/ 1487/index.html. ·
www.Encarta.com

IV. Prepare a Pamphlet on an A4 size sheet selecting any one of the following topics:
Protest against—
a) Child Labour b) Exploitation of the Girl Child
c) Excessive Inclination towards Junk Food

V. Main Course Book: Unit 2 – Education
a) Attempt all the exercises in the book itself
b) Attempt only C5 in the English register

VI. Work Book: Grammar Exercises: Attempt the following Units in the Work Book itself— 1. Determiners 2. Tenses 3. Subject-verb Agreement 6. Connectors 10. Nominalisation 11. Modals 12. Active & Passive Voice

PHYSICS HOLIDAYS HOMEWORK

1. Paste a photocopy of an electricity bill and calculate the energy consumption shown in it.

2. Segregate the appliances used in your house under the heading of 15A and 5A current ratings and write in a tabular form.

3. Indian Government had signed a treaty with USA regarding nuclear energy. Make list of 5 points on how this treaty has benefited India.

4. a. List the alternative sources of energy used in our villages presently. Take one example of a village from our neighboring area.

b. What difference did you observe in rural and urban areas in context of sources of energy used.

5. List 5 natural phenomenon (with pictures) taking place in our surroundings due to the atmospheric refraction, scattering and dispersion.

CHEMISTRY

1. Prepare a power point presentation on the topic “Types of Chemical Reactions.”

i) The presentation is to be made by a group of three students.

ii) The presentation should be deposited in the CD alognwiht the names and role No. of the students

2. Perform this activity in your kitchen. Take a container and

mix baking soda and vinegar. Observe the chemical reaction carefully.

i) Write proper observation and result

ii) Write the corresponding equation and identify type.

iii) Write the inference drawn from the above activity.

3. Buy pH paper from the nearby chemist / chemicals shop and

test the pH values of solutions given below in the tables. Record your observations. What is the nature (acids/ bases) of each substance on the basic of your observation? Also paste the corresponding pH strip

S.No.	Solution	Colour of pH paper	Approx. pH	Nature of substance
1	Saliva (before meal)
2	Saliva (after meal)
3	Lemon Juice
4	Colourless aerated drink
5	Carrot juice
6	Coffee
7	Tomato juice
8	Vinegar
9	Baking soda
10	Tap water

Refer to the pH scale and pH chart given in the book.

4. Write 50 chemical equations. You can find these chemical equations from various sources like text/book / reference book/Internet, etc.

i) Write the names of each of the reactant and product underneath the equation.

ii) Balance each of the chemical equations.

iii) Identify the type of reaction in each.

BIOLOGY

Make a folder by using Biodegradable material to enclose Holiday’s H.W.

Draw neat and labeled diagram of the following
1. Alimentary canal
2. Respiratory system
3. male Reproductive System
4. Female Reproductive System
5. Excretory System
6. L.S. of Flower
7. Flower with pollen tube
8. Sectional view of hear
9. Nephron of man

Instructions
Use HP pencilDraw single line diagram,
No shading & No Colouring
Labeling should be on one side & in the same line
Label using capital letters

From chapter- Our Environment
Make a food web by using following animals and identify their trophic levels.
Tiger, wolf, wild cat, mouse, shrew, fox, squirrel, Rabbit, Jackel, Wild dog, Deer, vegetation.

What is Biodegradable and non-biodegradable waste? How do they pollute the environment?

Make 2 pits in near by garden. Mark them as A & B. Put waste of each types in pits. Observe after 5, 15 & 25 days and take photographs. Write your observations along with photographs

Mathematics for Class 10

Publish at Scribd or explore others: School Work Research Math & Engineering teaching algebra

DEUTSCH (German)
FERIENHAUSAUFGABE (2009-10)
KLASSE 10

1. Jede Gruppe macht eine 15 minuten lang Präsentation über einer der folgenden Städte/ Länder-
1. Mϋnchen
2. Köln
3. Frankfurt
4. Bonn
5.Schweiz
6.Österreich

2. Macht die Übungsblätter, die ihr in der Klasse bekommen habt.

HOLIDAYS HOMEWORK
CLASS-X Comp. Sc.

Search any five educational websites and paste the home page of each website in the computer file.

Social Sc.

Holidays Homework
Class X

Every student has to undertake one project on Disaster Management. List of topics is enclosed. This project carries 6 marks and is to be evaluated for final Board Exams. Please carefully go through the instructions before doing the project.

Preparation and Submission of Project Report

Stipulated term each student will prepare and submit her/his project report. Following essentials are required to be fulfilled for its preparation and submission-

1. The total length of the project report will be 15-20 pages.
2. The project report will be handwritten and credit will be awarded to original drawings, illustrations and creative use of materials.
3. The project report will be presented in a neatly bound simple folder.
4. The project report will be developed in this sequence-

- Cover page showing project title, student information school and year
- List of contents
-Acknowledgements and preface (acknowledging the institution, offices and libraries visited and person who have helped.)
- Introduction
-Chapters with suitable headings.
-Planning and activities to be done during the project, if any.
-Conclusions (summary ad suggestions or findings, future scope of study)
-Bibliography
-All the photographs and sketches should be labled and related to the theme.
-Appendix (if needed)
Teacher’s report
-Teachers will initial preface page
-At the completion of the evaluation of the project, it will be punched in the centre so that the report can not be reused but is available for reference only
-The project report will be returned after evaluation. The school may keep the best reports.
Topic for Project
Project 1 Role of Govt./ Non Govt. functionaries your locality in Disaster Management

Interview any two of the Govt./ Non – Government functionaries in your locality on their role in Disaster Management.

1. Senior District Magistrate
2. Additional District Magistrate
3. Sarpanch /MP/MLA
4. Head of any NGO working in your locality- dealing in Disaster Manageme.
5. Police inspector, Superintendent of Police
6. Civil Defense Warden/elected representative
7. Home guard personnel
8. NCC Commandant in the school
9. Deputy Commissioner of Municipality
10. School Principal
Carry out of a survey by enquiring from at least 20 persons from different walks of life(such as shopkeepers, housewives, senior citizens, college students, etc.) in your locality on the hazards prevalent and preventive measures they have taken or would like to take to reduce the impact.

Prepare a Survey report highlighting the areas where awareness is needed and the local resources available in the locality to create awareness.

(note for teachers) : The teachers can select any two of the functionaries based on their availability in that city/town. This topic can be taken up individually by students or by a group consisting of two students In case of group work where two students are involved. Work should be divided equally so that distribution of marks is easier.
Project 2: generating Awareness on Disaster Management
Design a 10 minute skit on Disaster Management
Design posters on do’s and don’ts of various hazards prevalent in that area. Visit a slum community and enact the skit by using the poster. The skit and the posters can also be used to make the junior students aware.

Note for the teacher: Better awareness and preparedness amongst the community members have saved a lot of life and property. As responsible future citizens of the country, students play a major role in awaring the community to be better prepared for natural hazards (flood, cyclone, landslide, tsunami etc) and human induced hazards (fire rail road and air accidents). Local language should be used so that the community is able to have a better understanding. The Principal along with the teachers can belp the students in organizing a meeting with the local slum community).

Project 3- Preparation of Models of Disaster Resilient Structures
Make layouts of models based on structural improvement in buildings in a rural/ urban community in coastal areas prone to floods/cyclones or in areas prone to earthquakes/landslides. Show the special features of the building and indicate the early warning system that could be best used in that community
(Note for Teachers: To carry out the project, there is a need to have a good understanding about the subject. The Class X textbook on Disaster Management will help the teachers and the students to have a fair understanding about the topic. However, the school also needs to seek support from qualified engineers, and architects who have knowledge on safe construction practices from either the Government or private sector and also from academic institutions. Qualified engineers and architects can be invited by the principal of the school for lectures and also to suggest methods of carrying out the models. For assessing the project carried out by the school, these qualified persons may also be invited).

Project 4 – Pocket Guide on First Aid
Prepare a pocket guide on First Aid for your school . The First Aid pocket guide shold contain aid that needs to be given for fractures, poisioning, cuts and burns, heat and cold wave and other threats that are prevalent in that area. The content shared in the guide should be supported with adequate pictures so as to give a clear and elaborate understanding about the topic. Choose awareness campaign strategy for either senior citizens or illiterate people and prepare a brief write-up.

(Note for the teacher: The project can be carried out by a group of students in a class and work can be equally divided amongst the students so that the teachers are able to evaluate them easily. Doctor. Local health practitioners, trained volunteers of Red Cross and professionals from other agencies/bodies/institute, proficient in this field can be consulted to prepare the first-aid pocket guide. This guide can be printed by the school administration and shared with all the students, teachers and other staff members of the school. It can be used as a ready reckoner for any First Aid related information.

Project 5- Institutional Case Study on Disaster Response
Visit a local NGO /agency such as the United Nations, Red Cross/Voluntary Youth Organizations like Nehru Yuva Kendra Sangathan (NYKS), National Cadet Crop (NCC), Bharat Scouts and Guides etc and prepare a case study on how the agencies played a major role in Disaster Response.

(Note for the teachers: The teachers may select the organization/agency that they would like the students to be associated with. It can be mentioned here the students to be associated with. It can be mentioned here that each district in India has a Red Cross Wing headed by the District Magistrate/Collector /Dy. Commissioner. The students before analyzing the role played by various agencies can give a brief background of the organization/ agency on its mandate, objectives and goals and role during disaster.)

Project 6 – Communication facilities for Disaster Management
Choose any one method of communication from various means of communication like radio/satellite/television/ Ham radio which are used by Government departments such as the Indian Meterological Department to disseminate information. Find out how the information is disseminated by them at various levels during disasters. Prepare a report.
(Note for the teachers: The students can visit the government departments such as the All India Radio, Doordarshan etc. Principals are expected to issue a letter to the concerned Government Department so as to inform the department that the information collected will be solely for project purpose. Case studies can also be collected to make the project more interesting).

Project 7: Preparation of Disaster Contingency Plan
Prepare a contingency plan either for your school or home/ Community. The plan should be based on an actual survey of your area/locality or school. The plan prepared should consist of the following maps, inventory of resources available and a seasonality calendar highlighting the seasons prone to various hazards prevalent in that locality school.

1 A social map
2 A resource map
3 A vulnerability map on the outline map of your locality
(Note for the teachers: The teachers need to help the students while preparing the plan for the locality/school. It should answer the questions given under the sub-heading ‘community contingency plan’ in the lesson, called ‘Planning Ahead’ of Class X Disaster Management Text book.

Nationalism In India
Assignment
ONE MARKS QUESTIONS

Q1.When did Rowlatt Act come into being?

Q2.When did Gandhiji return to India from south Africa?

Q3.What was Inland Immigration Act? When and why did Gandhiji withdraw non-cooperation movement?

Q4.Who formed Swaraj party?

Q5.What do you mean by Picketing?
Q6. What do you mean by forced recruitment?
Q7.When and where was 'poorna swarajaya 'demanded?

Q8.Which association was formed by Dr. Ambedkar for Dalits?

Q9.When and who started Khilafat movement?
Q10.Why was Swaraj party formed ?Name its leaders.

Q11.Which two factors shaped Indian politics towards late 1920's?

Q12.Why was Simon commission sent to India?Why did indians object to it?

Q13.Which slogan was raised during Simon commission?

Q14.Who were radicals/Name some.

Q15.When was demand for 'Puran Swaraj' formalised?

Q16.Who led civil disobedience movement in Peshawer?

Q17.What was Gandhi-Irwin pact?

Q18.Why did Gandhiji call off civil disobedience movement and why did he relaunch it?

Q19.Why did rich peasant communities were enthusiastic supporters of civil disobedience movement?

Q20.How did poor peasantry respond to the civil disobedience movement?

Q21.Why were the relations between the poor peasantry and theCongress remained uncertain?Q22.How did the business class relate to the civil disobedience movemeny?

Q23.Name some prominent industrialists of1920’s.What did they do to organize their interests?Q24.Why did industrial working classes did not participate in large numbers in civil disobedience movement?

Q25.’An important feature of the civil disobedience movement was the participation of Women’.How did they participate?

Q26.What were the views of Gandhiji and congress on the position of women?Q24.What was the other name given to untouchables by Gandhiji?

Q27.What did Gandhiji do to emancipate harijans?

Q28.’Many dalit leaders were keen on different political solution to the problems of their community’ What was this solution/

Q29.Wrie a note on Poona Pact.

Q30.Who was B.R.Ambedkar?What did he do for Dalits?

Q31.'Muslim political organisations’s response was lukewarm to the civil disobedience movement'.Why?
Q.32 What was Khilafat issue?

Q33 Name two leaders of Khilafat movement.

Q34. What was the idea behind noncooperation movement?

Q35. When did congress adopt the programme of non cooperation?

Q36.What does the term Boycott means?
Q37.Who led peasants in Awadh? What were their demands?
Q38.How did tribal peasants interpreted the idea of Swaraj?

Q39.What did swaraj mean to the workers in plantations?

Q40.Which slogan was raised by the plantation workers?

Q41.Which incident made Gandhiji call off non-cooperation movement?
Q42.Name the famous book in which Gandhi declared that British rule was establishedwith the cooperation of Indians.

Q43.Who was the leader of the militant gurrilla movement in AndhraPradesh?

Q44.Who was known as ‘Frontier Gandhi’?

Q45.What was the total length of Dandi March and for how many days the march lasted?Q46.What is the full form of FIC
Q47.Who led civil disobedience movement in Peshawer?

Q48.What was Gandhi-Irwin pact?

Q49.Who wrote the famous hyme ‘Vande-Mataram’?

Q50. Name the novel written by Bankim Chattopadhaya?

Q51.Who wrote the famous Tamil folk tales ‘The Folklore of Southern India’?
Q52.What was the other name given to’ untouchables’ by Gandhi ji ?

3/4 MARKS QUESTIONS

Q1.What do you understand by satayagrah?

Q2.Why was civil-disobedience movement launched?

Q3.What do you understand by Poorna swarajya?

Q4.‘Dandi march was a form of civil-disobedience movement’Justify.

Q5.What was the role of INA in freedom struggle movement?

Q6.Which important decisions were taken in the Lahore congress?

Q7.When was Gandhi-Irwin pact signed? What were its two features?

Q8.Write steps taken by Ambedkar to improve the conditions of dalits in India.

Q9.How did Gandhiji popularized the idea of swaraj in the plantations?

Q10.Write three causes of revolt by peasants.
Q11.’The First World war created new economic and political situation’. .What were the changes?Q12.What was Gandhiji’s idea of satyagraha? Name the regions where he successfully organized these movements in India?

Q13.What was Rowlatt act? What was Gandhiji’s reaction to it?

Q14.Dyer explained his object was to ‘produce a moral effect’ , to create in the minds of satyagrahis a feeling of terror and awe. Which incident is referred to in above lines and what were its results?

Q15.What was Khilafat movement?

Q16.What was the idea behind starting Non-cooperation by Gandhiji?Write three stages in which it was launched.

.NOTES ON:

Q17.Jallianwala Bagh, Rowlatt Act, Poona pact.

Q18..Why did Gandhiji withdraw non-cooperation movement?

Q19..Salt satayagrah was an effective tool against British rule. Justify.23.why was simon-commission appointed?

Q20..What do you understand by Khilafat&non-cooperation movement.Name their leaders.

Q21.why did different groups of people participate in non-cooperation movement?Give four reasons.

Q22.which symbols were used by the nationalist leaders to unite people?

Q23.Different groups of people joined civil-disobedience for different reasons.write about them.

Q24.Write about the limitations and shortcomings of civil-disobedience movement.

Q25.How did events during the first world war contributed in our freedom struggle movement?
Q26.What is the significance of 26Jan 1930?

Q27.'Mahatama Gandhi sent a letter to viceroy Irwin on 31 Jan1930'What was it about? Which was the most stirring demand? What ultimatum did Gandhiji gave to the Britishers?

Q28.Write short on Dandi march/salt march.

Q29.What marked the begning of civil disobedience movement?

Q30.How was civil disobedience movement different from noncooperation?

Q31.What happened during civil disobedience movement?(events)How did government react to it?

Q32."Swaraj meant different things to different people". Explain with the help of examples.

Q33.How did the non cooperation movement spread in towns? Write in points.

Q34.Non cooperation movement in the cities slowed down for variety of reasons. State them.

Q35. Write a short note on Baba Ramchandra.

Q36.What was the view point of Mohd. Ali Jinnah towards Civil disobedience movement?

Q37. Why Muslim community’s attitude was lukewarm towards civil disobediencemovement?Q38.Which factors contributed to the creating of sense of collective belonging amongIndians? OR What were the factors of rise of nationalism in India?

Q39.What does nationalism means?

Q40.What is the contribution of figures and images in growth of nationalism?

Q41.In what ways Indian folk tales developed the ideas of nationalism?

Q42.How icons and symbols inspired the people of India for nationalism?

Q43.In what way reinterpretation of history created a feeling of Nationalism?

Q44.How did Abanindranath Tagore portray Bharat Mata in his painting?

Q45.Trace the history of Indian flag upto 1947.
Q46.Why was Swaraj party formed ?Name its leaders.

Q47.Which two factors shaped Indian politics towards late 1920's?

Q48.Why was Simon commission sent to India? Why did Indians object to it?

Q49.Which slogan was raised during Simon commission?

Q50.Who were radicals? Name some.

Q51.When was demand for 'Puran Swaraj' formalised?

Q52.What is the significance of 26Jan 1930?

Q53.'Mahatama Gandhi sent a letter to viceroy Irwin on 31 Jan1930'What was it about? Which was the most stirring demand? What ultimatum did Gandhiji give to the Britishers?

Q54.Write short on Dandi march/salt march.

Q55.What marked the beginning of civil disobedience movement?

Q56.How was civil disobedience movement different from noncooperation?

Q57.What happened during civil disobedience movement?(events)How did government react to it?

Q58.Why did Gandhiji call off civil disobedience movement and why did he relaunch it?

Q59.Why did rich peasant communities were enthusiastic supporters of civil disobedience movement?

Q60.How did poor peasantry respond to the civil disobedience movement?

Q61.Why were the relations between the poor peasantry and theCongress remained uncertain?Q62.How did the business class relate to the civil disobedience movement?

Q63.Name some prominent industrialists of1920’s.What did they do to organize their interests?Q64.Why did industrial working classes did not participate in large numbers in civil disobedience movement?

Q65.’An important feature of the civil disobedience movement was the participation of Women’. Discuss how did they participate?

Q66.What were the views of Gandhiji and congress on the position of women?

Q67.What did Gandhi ji do to emancipate Harijans?

Q68.’Many Dalit leaders were keen on different political solution to the problems of their community’ What was this solution?

Q69.Write a note on Poona Pact.

Q70.Who was B.R.Ambedkar? What did he do for Dalits?

Q71.'Muslim political organisations’s response was lukewarm to the civil disobedience movement'. Why?