Holiday Home Work - Dauha Al-Uloom International …dauhaschool.ac.in/assignments/Class IX-STD.pdf · CBSE Affiliation No.: ... Write ® Äß on A4 size paper as project ... Q 4.Prepare

DAUHA AL-ULOOM INTERNATIONAL SCHOOL CBSE Affiliation No.: 5730024 (License No. 254/S, Ministry of Education, K.S.A)

Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade: 9 Subject: English

1. Design a beautiful book cover of a novel that you read recently.

2. Write a diary entry based on a day spent in the life of an

eminent personality.

3. Any one of the following. (150-170 words):

a. The pollution in your city is getting worse with each passing

day. Write an article on how it is important to save the planet

and what measures can be taken to overcome the pollution

problem.

b. You are Raj/Ruchi. You recently visited a village where you

noticed that the girls did not go to school. Write an article for

the school magazine on the need to educate the girl child.


Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work 2018

: IX :

(2018-19)

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Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade:9 Subject: Urdu

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Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade: 9 Subject: Arabic

Write on A4 size paper as project

Write question and answer of in note book

Write grammar in note book


Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade: 9 Subject: biology

Cell The unit of life

1. State the function of chromosome in a cell. 1

2. Write two similarities and one dissimilarity between

mitochondria and plastid. 3

3. Name the cell organelle that you would associate with

elimination of old and worn out cells. 1

4. List two types of plastids and state one function of each. 2

5. Name two cell organelles that contain their own genetic material.

1

6. Division of labour exists even at intracellular level, justify the

statement by giving two examples.2

7. Identify and name the following cell structure: 1

1. a) the undefined nuclear region of prokaryotic cell

2. b) site of energy release inside the cell

8. a) List any two structural differences and two similarities

between animal cell and plant cell. 3

b) What would happen if an animal cell is kept in distilled water

for 24 hrs.

9. When a living plant cell loses water throiugh osmosis, there is

contraction of the contents of the cell

away from the cell wall. What is this phenomenon called? 1

10. a) Write two points of difference between nuclear region of

bacterial cell and animal cell. 3

b) Which structure present in the nuclear region of living cell

bears genes?

11. List any two single celled organisms.

Draw a diagram of plant cell and label its any two parts.

Why do we fall ill

Q1 Why does taking medicines does not reduce the severity or the

duration of the disease if we have a common cold?

Q2 Why do doctors sometimes prescribe antibiotics when we have

a viral cold?

Q3 Not all persons exposed to a particular microbe suffer from the

disease caused by it. If we become exposed to or infected with an

infectious microbe it does not necessarily mean that we will

develop a noticeable disease. Why not?

Q4 What is the importance of childhood immunisation under the

Public Health Programme?

Q5 Why is it important to know the category to which an infectious

agent of a disease belong?

Q6 How does mosquito act as a vector of malaria?

Q7 Explain the terms - Immunisation, Immunity, vaccination,

Vaccine.

Q8 How did Edward Jenner discover vaccination?

Q9 What are the limitations of the approach to dealing with

infectious disease through symptom-directed treatment and use of

medicines that kill microbes?

Q10 What is the basis of the principle of immunization?

As part of your subject enrichment write a practical record about

Temporary mount of onion peel and human cheek cells.


Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade: 9 Subject: Physical Science

1. Prepare an assignment on Principles of Separation Techniques. Explain the principle of each technique with the help of an example

and suitable diagrams of the experimental set-up, for each technique.

(Refer to the textbook)

2. Tabulate the differences between a true solution, a suspension and a

colloid on the basis of the following properties:

Homogeneity, particle size, transparency, filterability, stability.

3. Draw a schematic diagram of the set up that is used in separation of

components of air.

4. Draw a schematic diagram of the set up that is used in water

purification system.


Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade:9 Subject: Social

Q1.Prepare 20 M.C.Qs from the following chapters:

i) The Story of Village Palampur

ii) India: Size and Location

iii) French Revolution

iv) Democracy and contemporary world.

Q2.Why is a powerful opposition party necessary for a democratic country? Relate

your answer with today s scenario of India.

Q3.Read the newspaper and Collect news on Political changes in any country.

Q4.Prepare a collage on the topic DISASTER MANAGEMENT .


Jeddah: 21415 Tel: 02-6700492/6700495

Holiday Home Work

Grade: 9 Subject: Math

Number Systems

1. Find 5 rational numbers between 3/4 and 4/5. 2. Express 1.363636... in the form of p/q, where p and q are integers and q 0.

3. Express 0.4323232 in the form of p/q, where p and q are integers and q 0. 4. Solve the following (a)(8+5)(85) (b) (10+3)( (6+2) (c) (3+11)2+ (3-11)2

5. Rationalize the denominator:

a.

b. + 5

c. 5

6. If x = 1860, what is the value of x35x2+8x4? 7. Give three rational numbers lying between 1/2 and 1/3

8. Find the values of a and b when a+b15=5+5

Polynomials

9. Find the remainder when y3 + y2 - 2y + 5 is divided by y - 5.

10. When f(x) = x 4- 2x3 + 3x2 - ax is divided by x + 1 and x - 1, we get remainders as 19 and

5 respectively. Find the remainder if f(x) is divided by x - 3. 11. What must be subtracted from 4x4 - 2x3 - 6x2 + x - 5 so that the result is exactly divisible by

2x2 + 3x - 2 ?

12. If both (x + 1) and (x - 1) are factors of ax3 + x2 - 2x + b, find a and b

13. If x + y = 5 and xy = 4, find x - y, using identities

14. Factorize each of the following expressions:

I. 48x3 - 36x3 II. 5x2 - 15xy

III. 15x3 y2 z - 25xy2 z3

15. Factorize I. 5xy(5x + y) - 5y(5x + y)

II. x(x 2+ y22 z2 ) + y(x2 + y2 z2 ) + z(x2 + y2 z2 ) III. ab(a2+ b2 c2 ) + bc(a2 + b2 c2 ) + ca(a2 +b2 c2 ) IV. 36a2 - 12a + 1 - 25b2 V. a4 - 81b4

VI. a12 b4 a4 b12 VII. (-p +4q - 3r)2

VIII. X6 y6

Linear Equations In two variables

16. Find a, if linear equation 3x ay = 6 has one solution as (4, 3).

17. The cost of a table is Rs 100 more than half the cost of a chair. Write this statement as a

linear equation in two variables .Represent it graphically 18. If (p, 2p + 1) is the solution of the linear equation

4x + 3y = 23. Find the value of p. 19. A fraction becomes 1/4 when 2 is subtracted from the numerator and 3 is added to the

denominator. Represent this situation as a linear equation in two variables. Also, and two solutions for this.

20. Find the value of m,if (5,8) is a solution of the equation 11x-2y=3m,then find one more solution of this equation.

Lines and Angles

21. In the figure, lines AB, CD and EF intersect at O. Find the measures of AOE, EOD, BOD and COF

22. In the figure, a is greater than b by one third of a right angle. Find the values of a and b.

23. In the figure, two straight lines AB and CD intersect at O. If EOD = 60, find a, b, c.

24. In figure, m||n and the 1 = 62. Find 6 and 7.

25. In parallelogram ABCD, AB || CD and AD || BC. Prove that ABC = ADC. 26. What value of x would make AOB a line in the figure, if AOC=4x and BOC=6x+30 ?

Q1.Prepare 20 M.C.Qs from the following chapters: i) The Story of Village Palampur ii) India: Size and Location iii) French Revolution iv) Democracy and contemporary world. Q2.Why is a powerful opposition party necessary for a democratic coun...5. Rationalize the denominator:

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Holiday Home Work - Dauha Al-Uloom International …dauhaschool.ac.in/assignments/Class IX-STD.pdf · CBSE Affiliation No.: ... Write ® Äß on A4 size paper as project ... Q 4.Prepare