Question

3. The major constituent of the atmosphere by percent is
1 Nitrogen
(ii) Oxygen
(iil) Carbon dioxide.
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Answer 1

Answer:

oxygen is a correct answer

Answer 2

Answer:

3. The major constituent of the atmosphere by percent is

1.nitrogen is the answer

2.oxygen

3.Carbon dioxide

Explanation:

Nitrogen is present more in the atmosphere

Oxygen is present less than Nitrogen

Carbon dioxide is present least