First slide

Origin of Life

Question

Which one of the following is incorrect about the conditions on the Earth at the time of origin of life?

Easy

A

High temperature
B

Oxidising atmosphere
C

Volcanic storms
D

Atmosphere with hydrogen, CH₄ and NH₃ and water vapour

Solution

The primordial earth’s atmosphere was a reducing atmosphere (devoid of oxygen). Hydrogen was the most abundant gas in it.

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