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WAEC Animal Husbandry 2016 Question 30

Question 30

Animal Improvement and Breeding

A disadvantage of prolonged inbreeding in farm animals is that it leads to

  1. A.reduced vigour among offspring.
  2. B.increased vigour among offspring.
  3. C.production of pure breeds.
  4. D.production of animals with uniform characteristics.
Show the answer and explanation

Answer: A (reduced vigour among offspring.)

Explanation

Mating close relatives for many generations brings out harmful recessive genes, giving weak, less vigorous offspring (inbreeding depression).