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Page 1: DAV Public School Pratap vihar Ghaziabad Class –XI …davpvghaziabad.edu.in/File/253/Class-XI Holiday Home Work... · 2017-05-24 · 2. “Economic reforms changed ‘LQP’TO ‘LPG’

DAV Public School Pratap vihar Ghaziabad Class –XI

Holiday Homework 2017-2018

ENGLISH

NOTE : ALL THE HOLIDAY HOMEWORK WILL BE DONE IN NOTE BOOK

1. Read the novel ‘The Canterville Ghost’ and write the review of the novel.

2. Write the character sketch of Sir Simon, Virginia and Stars and Strips.

3. Read the news paper and Literature and write the meaning of difficult words.

4. Write the article on the following topics –

a. Corruption b. Problembs of childlabour

c. Education and Moral values

5. Imagine you are taking an interview of Vikram Seth or Walt Whitman.

CHEMISTRY

Q 1 If two elements can combine to form more than one compound, the masses of one element that combine with

a fixed mass of the other element, are in whole number ratio.

(i) Is this statement true?

(ii) If yes, according to which law?

(iii) Give one example related to this law.

Q2The molecular mass of an organic compound is 90 and its %age composition is C=26.6%; O=71.1% and

H=2.2%. Determine the molecular formula of the compound.

Q 3 The reactant which is entirely consumed in reaction is known as limiting reagent. In the reaction

2A + 4B → 3C + 4D, when 5 moles of react with 6 moles of B, then

(i) Which is the limiting reagent? (ii) Calculate the amount of C formed?

Q4 (i) What is photoelectric effect? What is the effect of frequency and intensity on photoelectric effect?

(ii) Why large no. of lines appear in the spectrum of hydrogen although it contains only one electron?

(iii) Two particles A and B are moving with the same velocity but wave length of A is found to be double than

that of B. What do you conclude?

Q5 How can you apply green chemistry for the following?

(i) To control photochemical smog

(ii) To avoid use of halogenated solvents in dry cleaning and that of chlorine in bleaching.

(iii) To avoid use of synthetic detergents

(iv)To reduce the consumption of petrol and diesel.

Note: 1.Holiday home work done in class work note book.

2. Students have to revise the covered syllabus.

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BIOLOGY

NOTE: All work must be complete in Biology note-book.

Q1. Visit a nearby nursery, park or home garden to identify and study the following:

1) Root and its modification.

2) Stem and its modification.

3) Leaves and its modification.

4) Inflorescence

Collect information and record it.

Q2. To dissect the flower and study their various parts( sepals, petals, stamen and pistil) Record the information

of atleast 10 flowers.

Q3. Collect atleast 10 mdicinal plants. Write its medicinal values.

PHYSICS

HOLIDAY HOMEWORK DONE IN CLASS WORK NOTEBOOK

Q1. Derive three equations of motion using calculus method.

Q2.Describe the parallax method to measure the distance of a planet from the earth.

Q3. If displacement of a body s = (200+- 0.5) m and time taken by it is

t =(20+-0.2) s, then find the percentage error in the calculation of velocity.

Q4. The frequency ʋ of an oscillating drop may depend upon radius r of the drop, density p of liquid and the

surface tension S of the liquid. Deduce the formula dimensionally.

Q5. Briefly discuss different types of systematic errors.

MATHS

Do All Questions in Class work Register

1. Find the cardinal number of the following sets.

(a) A = {x : x ∈I, 2 < x < 7} (b) B = {x : n ∈N, x = n2, n < 3}

2. Write down the union and intersection of the following pairs of sets:

(a) A = {1, 2, 3, 4, 5, 6} B = {1, 3, 5, 7, 9} (b) X = {a, b, c, d, e} Y = {c, e, f, g}

(c) P = {x : x is a multiple of 2 between 9 and 21 Q = {x : x is a multiple of 3 between 10 and 20} (d) M =

{letters in the word ‘COMPUTER’} N = {letters in the word ‘CALCULATOR’}

3 Let A = set of natural numbers less than 8, B = {even natural numbers less than 12} C = {Multiples of 3

between 5 and 15} and D = {Multiples of 4 greater than 6 and less than 20}; Find:

(a) B ∪C (b) A ∪D (c) C ∪D (d) A ∩ C (e) (B ∩ C) ∪A (f) (D ∪A) ∩ B (g) (A ∩ C) ∪(B ∩ D)

4. If: A = Set of natural numbers, B = Set of prime numbers and C = Set of even prime numbers. Draw

Venn-diagram showing the relationship among the given sets A, B and C.

5. Let M = {Natural numbers between 10 and 40; each divisible by 3} N = {Natural numbers upto 40; each

divisible by 4}.

(a) Write each in roster form. (b) Draw a Venn-diagram showing the relationship between sets M and set N.

Page 3: DAV Public School Pratap vihar Ghaziabad Class –XI …davpvghaziabad.edu.in/File/253/Class-XI Holiday Home Work... · 2017-05-24 · 2. “Economic reforms changed ‘LQP’TO ‘LPG’

6. From the given Venn diagram, find the following sets:

(a) P (b) Q (c) P ∪Q (d) P ∩ Q (e) n(P) (f) n(Q) (g) n(P ∪Q) (h) n(P ∩ Q)

ACCOUNTANCY

1. List the various users of accounting information along with the information needed by them from books of

accounts.

2. Prepare a list & specimen of various source documents like cash memo, vouchers etc.

3. State the difference between book keeping and accounting along with their significance.

4. Write short note on :

Historical cost concept, revenue recognition concept, prudence concept, matching concept, accrual concept,

full disclosure and materiality concept.

5. Show all the steps of opening a saving bank account in form of presentation in note book.

BUSINESS STUDIES

List the various forms of business organizations and also state various features of

1. Each form of business organization.

2. Make a list on various types of industries and its types or commerce and its functions in note book.

3. Explain in brief the role of minor in partnership and status of women in Hindu undivided family business.

4. Write various types of bank accounts and their significance.

5. State the concept of business risk, its nature and causes.

ECONOMICS

Answer the following questions:

1. What was the basic value behind the aim for abolition of intermediaries?

2. “Economic reforms changed ‘LQP’TO ‘LPG’. Explain the statement

3. What were the goals of five year plans? Explain in detail.

4. ‘Membership of WTO is optional or required in the context in Indian economy.’ Present values being

involved in India becoming a member of WTO.

5. Calculate mean and median from the following data:

Class

interval

0-5 5-10 10-15 15-20 20-25 25-30 30-35

Frequency 1 2 10 4 10 9 2

Page 4: DAV Public School Pratap vihar Ghaziabad Class –XI …davpvghaziabad.edu.in/File/253/Class-XI Holiday Home Work... · 2017-05-24 · 2. “Economic reforms changed ‘LQP’TO ‘LPG’

COMPUTER

Q1. Make a project file on the following programs:-

(1) Write a program that accepts radius of a circle and print its area.

(2) Write a program that accepts marks in 5 subjects and outputs average marks.

(3) Write a program to calculate the value Z

Z= x+y+w

2x

When the value of x,y,w will be read runtime

(4) Write a program to find whether a given number is even or odd.

Q2. Practice at least 10 syntactical error based questions from the basis of chapter 6 (Getting started with

C++) and chapter-7.

Q3. Write a short note on:-

(1) Variables

(2) Importance of main() function

(3) Data types and their sizes

(4) Types of error

(5) Preprocessor directives

PHYSICAL EDUCATION

Practical File

� Choose anyone Sports or Games and describe these point:-

• History

• Measurements

• Latest rules

• Terminology

• Fundamental skills

MASS MEDIA

1. Write an article to be sent to the press (leading newspaper/local dailies) containing details about the youth

festival. Your articles should outline the following points:-

- Objective behind holding the festival .

- Unique features.

- Event highlight.

- Indirect benefits to students organizing/ participating in events.

- Name of important personalities/guests.

2. Movie review:

- Name of the movie

- Director of the movie

- Cast

- Storyline

- Theme

- Music

- Action

- Direction

-Recommendation

Using the above notes write your movie review approximately in 250 words. Read it carefully make the

required changes.