A) producer
B) primary consumer
C) secondary consumer
D) tertiary consumer
Correct Answer: D
Solution :
Ecological pyramid (Eltonian pyramid) is a graphic representation of an ecological parameter, like number of individuals present in various trophic levels of a food chain with producers forming the base and top carnivores the tip. The producers remain at the base of a pyramid, which are eaten by the herbivores and being eaten by carnivores. Ecological pyramids are of three general types pyramid of number, pyramid of biomass and pyramid of energy.
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