Question

I.
Choose the correct answer.
4.
(10x1 - 10)
1. The bulb glows only when
flow through the circuit
(a) air
(b) electricity (c) water
(d) gas
2. Images are very different from
(a) objects (b) light
(c) shadow (d) reflections
3. An abiotic components of a habitat is
(a) soil (b) air (c) water (d) all of them
supports burning and is necessary for living organisms
(a) Nitrogen (b) Oxygen
(c) Carbon dioxide (d) None of these
5. The component of air used by green plants to make their food is
(a) Oxygen (b) water vapour
(c) nitrogen (d) carbon dioxide
6.
is an insulator
(a) Copper (b)Aluminium (c) Human body (d)Air
7.
reflection gives us clear image
(a) Light (b) Mirror
(c) Object (d) Shadow
gets added to air by evaporation and transpiration.
(a) Water cycle (b) water (c) water vapour
(d) ground water
in nature
9. The presence of water vapour in air is important for the
(a) Evaporation (b) atmosphere (c) transpiration (d) water cycle
10. The earth moves around its axis in
(a) Rotational motion (b) revolution motion (c) circular motion (d) elliptical motion
8.​

Answer 1

Answer:

1- (b) electricity

2- (c) shadow

3- (d) all of them

4- (c) carbon dioxide

5- (a) nitrogen

6- (a) Copper

7- (c) object

8- (a) water cycle

9- (d) water cycle

10- (a) rotational motion