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WAEC Agricultural Science 2020 Question 40

Question 40

Animal Nutrition

Rickets in farm animals can be controlled by

  1. A.feeding carbohydrates to the animals.
  2. B.feeding animals with quality grasses and legumes.
  3. C.adding yeast and vegetables to animal feed.
  4. D.adding fish meal and oyster shell to animal feed.
Show the answer and explanation

Answer: D (adding fish meal and oyster shell to animal feed.)

Explanation

Rickets comes from lack of calcium, phosphorus or vitamin D; fish meal and oyster shell supply them.