Question

a) Soil erosion is caused by
(1) overgrazing
(2) deforestation
(3) floods and storms
(4) all the above

b) Rain in winters in some parts of India is caused due to
(1) the movement of wind from sea to land
(2) the movement of wind from land to sea
(3) low pressure region heated by convection of air
(4) extra moisture in the air

c) Exchange of materials between blood and tissues takes place in the
(1) arteries
(2) capillaries
(3) veins
(4) lungs

d) Clotting of blood is done by the
(1) RBCs
(2) WBCs
(3) aorta
(4) platelets​

Answer 1

Answer:

A.4

B.3

C.4

D.4

I am sure this can help you.

Answer 2

Answer:

1. all the above

2.the movement of wind from land to sea

3.capillaries

4.platelets