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WAEC Agricultural Science 2012 Question 42

Question 42

Poultry Production

Which of the following factors have negative influence on egg weight?
I. High environmental temperature
II. Poor lighting
III. Comb size

  1. A.I and II only
  2. B.I and III only
  3. C.II and III only
  4. D.I, II and III
Show the answer and explanation

Answer: A (I and II only)

Explanation

Heat reduces feed intake and poor lighting reduces laying, so eggs are smaller; comb size has no effect.