Which of the following lists gives the correct sequence of trophic levels in a food chain?

A) autotrophs, heterotrophs, decomposers
B) producers, primary consumers, secondary consumers, tertiary consumers
C) consumers, producers, decomposers
D) omnivores, carnivores, herbivores, autotrophs
E) Both A and B are correct.


Ans: B) producers, primary consumers, secondary consumers, tertiary consumers

Environmental & Atmospheric Sciences

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Answer the following statement true (T) or false (F)

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