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WAEC Biology 2016 Question 32

Question 32

Feeding Relationships and Energy Flow

Food webs are complex because

  1. A.the number of producers are large.
  2. B.many animals feed directly on producers.
  3. C.they include primary, secondary and tertiary consumers.
  4. D.some animals form part of several food chains.
Show the answer and explanation

Answer: D (some animals form part of several food chains.)

Explanation

A food web is made of many food chains linked together. Because one animal can eat, or be eaten by, several others, it appears in several chains, which makes the web complex.