Free Printable Lets Check Your Knowledge

1.

Which is a method to prevent rust?

a)

(a) Crystallization

b)

(b) Sedimentation

c)

(c) Galvanisation

d)

(d) None of theseanswers

2.

Which of these is the smallest particle?

a)

(a) A molecule

b)

(b) An atom

c)

(c) A speck of dust

d)

(d) A water

3.

White light is composed of

a)

(a) three colours

b)

(b) seven colours

c)

(c) five colours

d)

(d) eight colours

4.

The image formed by spherical mirror is virtual. The mirror will be

a)

(a) concave

b)

(b) convex

c)

(c) either concave or convex

d)

(d) none of these

5.

Which of the following statement is incorrect for a chemical reaction?

a)

(a) Heat may be given out but never absorbed

b)

(b) Sound may be produced

c)

(c) A colour change may take place

d)

(d) A gas may be evolved

6.

Which part of plant is called food factory?

a)

(a) Fruits

b)

(b) Seeds

c)

(c) Leaves

d)

(d) Flowers

7.

The process by which green plants prepare their own food in the presence of sunlight is called

a)

(a) saprophytic nutrition

b)

(b) photosynthesis

c)

(c) cellular nutrition

d)

(d) nutrition

8.

The correct way of making a solution of acid in water is to

a)

(a) add water to acid

b)

(b) add acid to water

c)

(c) mix acid and water simultaneously

d)

(d) add water to acid in a shallow container

9.

Which of the following is not a indicator?

a)

(a) Phenolphthalein

b)

(b) Methyl orange

c)

(c) Litmus

d)

(d) Methyl chloride

10.

I (a) this packet to her.(not mail)

(Write in Simple Future Tense)

11.

I (a) this book for two hours.(Read)

(Write in Present Perfect Continuous Tense)

12.

The students were tired for they______________for six hours without a break.

a)

worked

b)

were working

c)

had been working

d)

have been workin

13.

Tendons and ligaments are ________.

a)

(a) Muscular tissue

b)

(b) Connective tissue

c)

(c) Skeletal tissue

d)

(d) Fibrous connective tissue

14.

An image can be obtained on a screen is called a ………………. image

(a)

15.

Sum of two negative number is always

a)

(a) Positive

b)

(b) Negative

c)

(c) 0

d)

(d) 1

16.

Sum of -19 and -21 is

a)

(a) -40

b)

(b) 40

c)

(c) 2

d)

(d) -2

17.

Write an expression: Raju s father s age is 5 years more than 3 times Raju s age. If Raju s age is x years, then father’s age is

a)

(a) 3x + 5

b)

(b) 5 – 3x

c)

(c) 3x- 5

d)

(d) 15x

18.

Which of them is a composite number?

a)

(a) 45

b)

(b) 11

c)

(c) 31

d)

(d) 13

19.

Side of a square = ………………….. [(Perimeter ÷ 4)/(Perimeter – 4)

(a)

20.

Farther a number from zero on the right, ……………….. is its value.

(a)

Lets Check Your Knowledge

Total questions: 20

Worksheet time: 13mins

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