Given below is one of the types of ecological pyramids. This type represents:

Options

A. pyramid of numbers in a grassland
B. pyramid of biomass in a fallow land
C. pyramid of biomass in a lake
D. energy pyramjd in a spring.

Answer

C

Explanation

Pyramid of energy is always upright as only 10% energy is transferred from one trophic level to another. Pyramid of number in a grassland is also upright as the producers are always maximum in number than herbivores and carnivores. Pyramid of biomass in a lake shows spindle shaped pyramid.