Question

A graphic representation of number of individuals of different species belonging to a particular trophic level in an ecosystem is known as

• A. Ecological pyramid
• B. Pyramid of biomass
• C. Pyramid of number
• D. Pyramid of energy

Answer 1

The correct option is C

Pyramid of number

An ecological pyramid is a graphical representation designed to show either the number, biomass and energy at each trophic level. Each of the ecological pyramids have producers at the bottom most level supporting consumers as we move towards the top of a pyramid. The ecological pyramids are of three types: pyramid of number, pyramid of biomass, pyramid of energy. The pyramid of number represents the total number of organisms at each trophic level.