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WAEC Biology 2019 Question 37

Question 37

Microorganisms and Health

Maize grains are best stored against insect attacks by

  1. A.keeping in a silo.
  2. B.storing in the room.
  3. C.leaving them on their cobs.
  4. D.covering with leaves.
Show the answer and explanation

Answer: A (keeping in a silo.)

Explanation

A silo is a sealed, dry store that keeps out insects, rodents and moisture, so the grain stays safe longest.