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JAMB Biology 1984 Question 38

Question 38

Respiration

Heat produced in tissue respiration in plants is

  1. A.a chemical form of energy
  2. B.the only form of energy
  3. C.the main form of energy
  4. D.a useful form of energy
  5. E.a waste form of energy.
Show the answer and explanation

Answer: E (a waste form of energy.)

Explanation

Respiration releases energy partly as ATP (chemical energy) and partly as heat. Plants do not use this heat to keep warm, so it is lost as waste.