1.

.In the given chart of biological magnification what does a and b indicate? Fish eating birds-DDT -25ppm

A. a=phytoplanktons,b=insects eating bird
B. a= Zooplanktons , b=large fish Small fish-DDT - 0.5ppm
C. a=DDT-0.03ppm,b=DDT-2ppm
D. a=DDT-0.04ppb,b-DDT-2ppb Water- DDT -0.0003ppm
Answer» C.


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