OPSC 2015 Solved Paper

Question : 69 of 100

Marks: +1, -0

The pyramid that always remains erect in a stable ecosystem with homeostasis is

pyramid of biomass
pyramid of number
pyramid of energy
pyramid of population

Solution:

An energy pyramid is a graphical model of energy flow in a community. The different levels represent different groups of organisms that might compose a food chain. It is at each step of the food web, energy is transferred to the next higher level.
For example Sun

\to

Plant

\to

Rabbit

\to

Snake

\to

Hawk

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