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Which one of the following is not used f...

Which one of the following is not used for construction of ecological pyramids ?

A

Dry weight

B

Number of individuals

C

Rate of energy flow

D

Salinity

Text Solution

Verified by Experts

The correct Answer is:
D
Ecological pyramids are the graphical respresentation of the trophic structures and function at successive trophic levles. Ecological pyramids are of three general types , liseted as here under .
(a) Pyramid of biomass , showing the total dry weight of living matter .
(c ) Pyramid of energy , showing the rate of energy flow/productivity at successive trophic levels .
Thus , fresh weight is not used for the construction of ecological pyramids.
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