A : Ecological pyramid of biomass is generally inverted in sea. R : Biomass of fishes far exceeds th

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12.Ecosystem

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$A $ : Ecological pyramid of biomass is generally inverted in sea.

$R$ : Biomass of fishes far exceeds that of phytoplanktons.

A

Assertion and Reason both are correct and also correct explanation.

B

Assertion and Reason both are correct but not explanation of assertion.

C

Assertion is correct, but Reason is incorrect.

D

Both Assertion and Reason are incorrect.

Solution

Biomass $\propto$ life span of an organism.

Standard 12

Biology

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