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WAEC Agricultural Science 2013 Question 15

Question 15

Soil Fertility and Plant Nutrition

The processes by which animals release carbon dioxide into the air are

  1. A.respiration and decay.
  2. B.respiration and ammonification.
  3. C.nitrification and decay.
  4. D.denitrification and ammonification.
Show the answer and explanation

Answer: A (respiration and decay.)

Explanation

Animals breathe out CO2, and their bodies release CO2 when they decay.