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Assertion (A) : In the deep ocean, primary production occurs near hydrothermal vents. Reason (R) : Over there, microbes produce food through chemosynthesis which forms the basis for a food-chain. Codes

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Assertion (A) : In the deep ocean, primary production occurs near hydrothermal vents. Reason (R) : Over there, microbes produce food through chemosynthesis which forms the basis for a food-chain. Codes






 
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