Question

I. Choose the correct answer.
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.b

2.b

3.c

4.their food

hope it helps plz mark as brainliest

Explanation: