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JAMB Biology 2012 Question 29

Question 29

Nutrient Cycling

The water cycle is maintained mainly by

  1. A.evaporation of water in the environment
  2. B.evaporation and condensation of water in the environment
  3. C.condensation of water in the environment
  4. D.transpiration and respiration in plants.
Show the answer and explanation

Answer: B (evaporation and condensation of water in the environment)

Explanation

Water evaporates, then condenses into clouds and falls as rain; evaporation and condensation together keep the cycle going.