Zoology-Origin of Life
NEET Zoology Origin of Life Assertion Reason Question
Type: Assertion Reason-assertion-Hard-Class 12
Assertion (A): The first cellular forms of life originated in a water environment.
Reason (R): Early Earth had no atmosphere, and water vapor, methane, carbon dioxide, and ammonia were released from its molten mass.
A
Both A and R are true, and R is the correct explanation of A.
B
Both A and R are true, but R is not the correct explanation of A.
C
A is true, but R is false.
D
A is false.
Correct Answer
Option A
Detailed Explanation
The NCERT context suggests that the first forms of life arose in water, and describes the early Earth's atmosphere as lacking, with water vapor and other gases present, supporting the assertion.
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