Question

mcq of composition and structure of atmosphere​

Answer 1

Explanation:

MCQ: What are causes of carbobdioxide in atmosphere?

1.Due to industrilization

2.Emission of GHGs from vehicals

3.Burning fossil fuel & Wood/Deforestation

4.All of them

answer:- 3

MCQ: How much percent of carbon dioxide is present in atmosphere?

A. 0.05%

B. 0.09%

C. 0.03%

D. 0.07%

answer:- C

MCQ: Where sun's rays reach on surface on earth oblique angle?

A. Tropics

B. Equator

c. Poles

D.All of them

Answer:- C