WAEC Biology 1999 Question 42

Question 42

Nutrient Cycling

Carbon is added to the atmosphere by the following processes except

  1. A.respiration
  2. B.burning
  3. C.photosynthesis
  4. D.volcanic eruption
Show the answer and explanation

Answer: C (photosynthesis)

Explanation

Photosynthesis takes carbon dioxide out of the air; the others release it.