MHT CET Biology question

Which event helped in transformation of heterotrophs to autotrophs?

(A)Ability of chromophores to trap light and convert it to chemical energyCorrect
(B)Ability of chromophores to cause mutation
(C)Ability of chromophores to cause fermentation
(D)Ability of chromophore to convert chemical energy to light energy

Answer: (A)

Solution

Primitive heterotrophs became autotrophs when pigment molecules (chromophores) evolved that could trap light energy and convert it to chemical energy (photosynthesis); causing

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Question ID VK-067484