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Which ecological pyramid can never be inverted?
APyramid of biomass
BPyramid of water
CPyramid of energy
DPyramid of number
Answer & Solution
Correct answer: C. Pyramid of energy
1. Energy is lost as heat at every transfer.
2. So each level always holds less than the one below.
3. The pyramid of energy is always upright.
4. So the answer is the pyramid of energy.
_Source: NCERT Class 12 Biology, Ch 12 'Ecosystem'_
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