Question

What is the step or division that organisms occupy in a food chain that is characterized by the method of obtaining its nutrition to fulfill its energy requirements called?

(a) Trophic level

(b) Food chain

(c) Food web

(d) Food pyramid

This question was addressed to me in an international level competition.

This key question is from Ecosystem topic in portion Ecosystem of Biology – Class 12

Answer 1

Right answer is (a) Trophic level

The best explanation: The step or division that organisms occupy in a food chain that is characterized by the method of obtaining their nutrition to fulfill their energy requirements is known as a trophic level. The producers and consumers are the two fundamental trophic levels.