NEET Zoology Origin of Life MCQ Question
Which of the following statements about the origin of life is correct?
The first cellular forms of life likely originated around 2000 million years ago from non-living molecules through biogenesis.
All living organisms on earth were created simultaneously and have remained unchanged since their creation.
The early earth had a rich atmosphere filled with oxygen, which supported the immediate evolution of complex life forms.
The Big Bang theory describes how life originated from a singular explosion of living cells billions of years ago.
Correct Answer
Detailed Explanation
The correct statement reflects the NCERT context which indicates that the first cellular forms of life arose from non-living molecules through biogenesis approximately 2000 million years ago. Options B and C misrepresent the theories of life origin, while option D incorrectly attributes the origin of life to the Big Bang.
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