1.

The pyramid that cannot be inverted in a stable ecosystem, is pyramid of [CPMT 1991, 99, 2001, 02; MP PMT 2001, 02; KCET 2000; HP PMT 2005; Orissa JEE 2005]

A. Number
B. Energy
C. Biomass
D. All the above
Answer» C. Biomass


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