Holiday Homework

For Class XI

SCIENCE

Longer days and shorter nights

Dark shades & brighter lights

Favourite music & best friends

Keep away pencils keep away pens.

Make these days the time of your life

And make the nights just as right

This time only comes once a year

So live it up without inhibition and fear.

This summer break try and make a difference

Appreciate Nature - Go for long walks in a park or garden with your family and friends.

Adopt / Grow a plant.

Unravel the artist in you - Create a new story, try a new recipe with your mom, learn a

new song, play a new instrument.

Good manners is the key - Respect your parents, grandparents and all elders.

Use three magical words (Sorry, Please and Thank you) often. ‘A little more courtesy goes

a long way.’

Stay Fit, Stay Healthy - Play your favourite game / sport regularly.

Develop in yourself the spirit of sportsmanship & sense of healthy competition.

Save Nature – Contribute to save our precious environment. Minimize the wastage of

resources like water, fuel and electricity.

Must do:- Eat healthy food and drink lots of water & juices.

Read everyday. Watch less of T.V.

Revise the concepts taught.

SUB – ENGLISH CORE

Q 1-Describe the unique relationship of the grandmother with the sparrows. How did the sparrows mourn her death? Q 2-Describe the behaviour of the narrator and his family particularly of his children Jon and Sue during the voyage. Q 3- “Archaeology has changed substantially......’’.Justify the statement by quoting from the chapter DISCOVERING TUT. Q 4- Compare and contrast the two cousins Aram and Mourad in the chapter THE SUMMER OF THE BEAUTIFUL WHITE HOUSE. Q 5-In an inter school debate you have to speak in favour of the motion ‘Modern Gadgets have made us slaves to Machines.’ Using ideas from the unit on Science as well as your own ideas, write a speech in not more than 150-200 words. Q 6-You have attended a seminar on how to decrease the burden of studies on the school going children. Write a report in 150-200 words for your school magazine. You are Ram/Reena of ABS public school, New Delhi. Q 7-You are alarmed at the growing pollution in Delhi. Write a letter to the editor, suggesting ways and means to contain Air , water and noise pollution in Delhi. Sign yourself as XYZ, 26 modern road, New Delhi . Q 8- Draw a poster on ‘SAVE WATER, SAVE LIFE’. Q 9-You are Raman .You saw an advertisement about a course in spoken English, published by A to Z in English , Gandhi nagar , Delhi .You wish to join the course .Write a letter to the advertiser inquiring about all the details that you require. Q 10-Prepare a current topic for the assessment of speaking and listening skills.

SUB:-CHEMISTRY

SUB:-PHYSICS

For each function obtain the derivative. 1. y = 12x5 + 3x4 + 7x3 + x2 − 9x + 6

2. y =

3. y = 3(x2 + 2x) + 2 4. y = (x − 1)2 – 2 5. 10x9 + 15x4 + 6x2 6. x7+ (5/6)x6 + x4 7. 3x2 − 1/x 8. u = (x2 + 2)2

9. y= x − 3

x − 4

10. √ x + 1 11. √ x 2 − 6x + 7

12. v = 2t + 3t4 , find 𝑑𝑣

𝑑𝑡

13. Displacement of a body is varying according to the equation s = t 2 + t 3,

find its velocity at t= 5s.

14. v = 5t − 10t 2 ,find 𝑑𝑣

𝑑𝑡

15. x = 3y + 14 y 2 ,find 𝑑𝑥

𝑑𝑦

16. v = (8x 2 + 5x) 2 17. v = (8t 4 − 3t ½ ) m/s, find acceleration at the end of 3s.

18. Y= 4

√𝑥

19. F(X)= 4+ 4

𝑥

20. y = (2x 3 + 3x 2 − 5x) 2

SUB:- BIOLOGY

1) Learn all the chapters discussed in the class. 2) Prepare practical and project file.

SUB:-MATHS

1) REVISE CHAPTERS 3,4,5 FROM NCERT WITH EXAMPLES AND MISCELLENEOUS EXERCISES

SUB:- COMPUTER SCIENCE (083)

With the help of Internet, answer these questions in your notebooks:

1. When was Python released? Which is the latest version of Python?

2. Who was Python’s developer and which two languages contributed to

Python as a programming language?

3. What is cross-platform software?

4. What are the advantages of Python programming language?

5. What are some limitations of Python programming language?

6. In how many different ways, can you work in Python?

7. What are advantages/ disadvantages of working in Interactive mode in

Python?

8. What are the advantages/ disadvantages of working in script mode in

Python?

SUB:-PSYCHOLOGY

1. Make a project file on Introduction to Psychological testing.

2. Complete the questions given in NCERT as well as extra questions of ch1 and

ch2.

3. Learn and revise ch1 and ch2.

SUB: PHYSICAL EDUCATION

4. Practical 1: Write any one game of your choice from the physical practical

file.

5. Practical 2: Procedure for asanas, benefits and contradiction for any two

asans for each lifestyle disease.