Zoology-Origin of Life
NEET Zoology Origin of Life MCQ Question
Type: MCQ-diagram based-Easy-Class 12
Imagine a diagram depicting the early earth's environment. Based on the NCERT context, which of the following gases was NOT part of the early earth's atmosphere?
A
Oxygen
B
Methane
C
Carbon dioxide
D
Ammonia
Correct Answer
Option A
Detailed Explanation
The NCERT context states that the early earth's atmosphere lacked oxygen and was composed of water vapour, methane, carbon dioxide, and ammonia.
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