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Question

Which of the following is responsible for origin of life?

A
Spontaneous generation
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B
Special creation
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C
Catastrophy
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D
Chemosynthesis
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Solution

The correct option is D Chemosynthesis
Life originated by chemosynthesis i.e., synthesis of organic bio-molecules from inorganic compounds through chemical processes. In the primitive earth biological catalysts were absent and organic bio-molecules could have evolved from inorganic molecules through chemical synthesis.

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