Question

1. The gas which is most abundantly present in the atmosphere is
2. The gas which we inhale while breathing is
3 The natural environment of a living being is
4
is a protective laver in the atmosphere that acts
Earth.​

Answer 1

Answer:

1. Nitrogen

2. We inhale air that has all gases

4. Ozone layer

Answer 2

Answer:

1) Carbon Dioxide

2) Oxygen

3) All living species, climate, weather and natural resources that affect human survival and economic activity.

4) Ozone layer

Explanation:

Hope it helps