Assertion :Aquatic species are more comfortable in warm waters than cold waters. Reason: $K_{H}$ values for both $N_{2}$ and $O_{2}$ decrease with increase of temperature.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is D Both Assertion and Reason are incorrect
The amount of dissolved oxygen in water decreases with rise in the water's temperature.Cold water has more dissolved oxygen per unit area than warm water.This the reason why aquatic animals are more comfortable in cold water than warm water.

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