Which one of the following is the correct sequence of a food chain?

Question

CollectorBabu · Accepted Answer

Correct Answer: Diatoms-Crustaceans-Herrings. Statement 1 is correct as Diatoms are primary producers such as algae which are eaten by Crustaceans that are small ocean organisms while herrings is fish which eats crustaceans, so it is a correct food chain. Statement 2 is incorrect as the correct sequence of food chain is Diatoms-Crustaceans-Herrings and not Crustaceans-Diatoms-Herrings as supported by statement (1). Statement 3 is incorrect as the correct sequence of food chain from the options given is Diatoms-Crustaceans-Herrings and not Diatoms-Herrings-Crustaceans as supported by explanation in statement (1). Statement 4 is also incorrect as the correct sequence of food chain from the options given is Diatoms-Crustaceans-Herrings and not Crustaceans-Herrings-Diatoms as supported by explanation in statement (1). Hence we see that the correct option is A.

Which one of the following is the correct sequence of a food chain?

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