Why is the atmosphere essential for life?
The atmosphere is essential for life because it is the mixture of gases forming a blanket surrounding the Earth. It maintains an appropriate climate for the sustenance of life by carrying out the following activities :
(i) Atmosphere consists of oxygen. Oxygen is required by living organisms for its survival.
(ii) Atmosphere filters out the harmful ultraviolet rays of the Sun.
(iii) Atmosphere also slows down the escape of heat from the surface of the Earth into outer space during night time.
NCERT questions are designed to test your understanding of the concepts and theories discussed in the chapter. Here are some tips to help you answer NCERT questions effectively:
Welcome to the NCERT Solutions for Class 9 Science - Chapter . This page offers a step-by-step solution to the specific question from Excercise 5 , Question 1: Why is the atmosphere essential for life?....
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