Question

1. Our atmosphere is divided into ________________ layers.
(a) 5 (b) 4 (c) 8
2. _____________________ measures the temperature.
(a) Barometre (b) Thermometer (c) Rain Gauge
3. In _________________ temperature rises, very rapidly with increasing height.
(a) Thermosphere (b) Troposphere (c) Stratosphere
4. Green plants produce __________________ during photosynthesis.
(a) Nitrogen (b) Carbondioxide (c) Oxygen
5. The uppermost layer of the atmosphere is known as ________________.
(a) Stratosphere (b) Exosphere (c) Troposphere
6. _________________ is the second most plentiful gas in the air.
(a) Nitrogen (b) Oxygen (c) Carbondioxide
7. Almost all the weather phenomena like rainfall, fog and hailstorm occur in ________
(a) Stratosphere (b) Troposphere (c) Exosphere
8. _________________ helps in radio transmission.

Answer 1

Answer:

1.a

2.b

3.c

4.a

5.c

6.d.

7.c

Answer 2

Answer:

5

thermometer

stratosphere

carbon dioxide

exosphere

carbon dioxide

troposphere

satellite

Explanation:

hope you understand