Organisms And Population Question 124
Question: If there was no $ CO_2 $ in the earth’s atmosphere, the temperature of earth’s surface would be [CBSE PMT 1998]
Options:
A) As such
B) Less than the present level
C) Increase from present level
D) Dependent upon oxygen amount of the environment
Show Answer
Answer:
Correct Answer: B
Solution:
$ CO_2 $ Layer around earth surface acts as insulator and does not allow heat of the earth to escape into space thus keeping the earth warm.