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WAEC Agricultural Science 2011 Question 47

Question 47

Animal Nutrition

The data for feed consumption and weight gain of four farm animals labelled P, Q, R and S are shown below:
P - 50 kg feed consumed and 20 kg weight gained
Q - 90 kg feed consumed and 30 kg weight gained
R - 100 kg feed consumed and 25 kg weight gained
S - 150 kg feed consumed and 30 kg weight gained
Which animal is the most efficient feed converter?

  1. A.P
  2. B.Q
  3. C.R
  4. D.S
Show the answer and explanation

Answer: A (P)

Explanation

P needs only 50 ÷ 20 = 2.5 kg of feed per kg gain, the lowest of the four (Q 3, R 4, S 5).