CBSE Class 8 Science Question Paper Set B

CBSE Class 8 Science Question Paper Set B. Students can download the last year question papers using the link below. Free download of examination question papers with solutions. Last 10 year question papers should be practised to get better marks in examinations.

1 Name the cell organelle which is called as power house of the cell. 

2 Mention the type of force acting in following cases:

a) Force which stops a moving ball.

b) Squeezing a piece of lemon between your fingers.

3 Why are frog’s eggs covered with a layer of jelly?

4 Give the scientific term for following:

a) Female gametes in human beings.

b) Part of female reproductive system where fertilization takes place.

c) Artificial technique of fertilization outside the body.

d) Cell produced after fusion of gametes

5 A bucket full of water is held above the ground.

i) Name the forces acting on it.

ii) Why do the forces acting on it not bring a change in its state of motion?

6 Why is it difficult to move a box from the rest than when it is already in motion? 2

7 i) Differentiate between prokaryotic and eukaryotic cells on the basis of the following:

a) Nuclear membrane

b) Membrane bound organelles

ii) Give one example each of prokaryotic and eukaryotic organisms.

8 With reference to Polymers ,answer the following:

a) Define the process by which polymers are formed..

b) Differentiate between synthetic and natural fibres on the basis of:

i) Cost ii) maintenance

9 i) Suggest two methods by which friction can be reduced

ii) Explain giving example that friction is a necessary evil.

10 Give reasons for the following:

a) Kabaddi players rub their hands with mud before playing

b) It’s difficult to walk on wet floor.

c) Brake pads are fitted in brake systems of bicycles. 

Please click the link below to download pdf file of CBSE Class 8 Science Question Paper Set B.