Question

Ecological pyramids are of ______ types.

• A. Two
• B. Three
• C. Four
• D. Five

Answer 1

The correct option is B Three

An ecological pyramid is a graphic representation of the relationship between organisms at various trophic levels in a food chain. Ecological pyramids are of 3 types, namely biomass, energy and number. Pyramid of Number represents the number of organisms at different trophic levels of food chain. Pyramid of biomass represents the biomass of organisms at different trophic levels of the food chain. Pyramid of energy represents the amount of energy at different trophic levels.

Thus, the correct answer is 'Three.'