B. Name the following.
1. The blanket of air surrounding the earth.
2. Atmospheric layer nearest to the earth's surface.
3. The gas which animals breathe in.
4. The gas used for making fertilizers.
5. The simplest way to purify water.
6. The coldest layer of atmosphere.
Answers
Answered by
9
1 . Atmosphere
2 . co2
3. oxygen
4 . boiling
5. troposphere
Answered by
6
1) atmosphere
2) troposphere
3)oxygen
4)ammonia is used as the nitrogen source in a fertilize
5)boiling
6)mesosphere
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