Question

A One word answer
1. Green plants produce oxygen during
2. Burning of fuels add this gas to the atmosphere .
3. Which of the following sphere contains ozone layer?
4. Cold air is
B Write 'T' for true and 'F' for false for the following statements.
1. The earth is surrounded by a blanket of air.
2. Air is the mixture of nitrogen and oxygen only.
3. Some bacteria help plants use nitrogen.
4. Meteorites burn in mesosphere.
5. Loo is permanent wind.
C Write the terms.
1. The blanket of air on the surface of the earth:
2. Blowing air:
3. The day-to-day condition of atmosphere:
4. The condition of weather for a long term:
5. The incoming solar energy intercepted by the earth:
6. The wind which blows locally:
7. The amount of water vapour presence in air:​

Answer 1

Explanation:

A.

1. Photosynthesis

2.Carbon dioxide.

C.

1. Atmosphere
2. wind
3. weather
4. climate
5. ozone layer