Why is the pyramid of biomass in the sea generally inverted?
AFish biomass equals plankton
BFish biomass follows plankton
CFish biomass exists on plankton
DFish biomass exceeds plankton
Answer & Solution
Correct answer: D. Fish biomass exceeds plankton
1. A pyramid is inverted when a higher level outweighs a lower one.
2. In the sea the producers are tiny and short-lived.
3. The biomass of fishes far exceeds that of phytoplankton.
4. That is why the marine pyramid of biomass is inverted.
_Source: NCERT Class XII Biology, Ch 12 'Ecosystem'_
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