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WAEC Agricultural Science 1994 Question 30

Question 30

Crop Pests

The stages of life cycle of locust are

  1. A.egg-larva-pupa-adult
  2. B.egg-nymph-adult
  3. C.egg-caterpillar-pupa-adult
  4. D.egg-nymph-pupa-adult
  5. E.egg-larva-nymph.
Show the answer and explanation

Answer: B (egg-nymph-adult)

Explanation

Locusts have incomplete metamorphosis: egg, nymph (hopper), adult.