All life on earth derive its energy directly or indirectly from sun except

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All life on earth derive its energy directly or indirectly from sun except

Options

(a) Mushroom and mould
(b) Chemosynthetic bacteria
(c) Symbiotic bacteria
(d) Pathogenic bacteria

Correct Answer:

Chemosynthetic bacteria

Explanation:

Chemosynthetic bacteria are able to manufacture all their organic food inorganic raw material in the absence of light. 6CO₂ + 24H –Enzymes/Energy—-> C₆H₁₂O₆ + 6H₂O

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Topics: Photosynthesis in Higher Plants (153)
Subject: Biology (4253)

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