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WAEC Agricultural Science 2017 Question 23

Question 23

Crop Propagation

Heat treatment of oil palm seeds before sowing helps to

  1. A.mobilize nutrients for the embryo.
  2. B.harden the mesocarp.
  3. C.break embryo dormancy.
  4. D.improve disease resistance.
Show the answer and explanation

Answer: C (break embryo dormancy.)

Explanation

Oil palm seeds are dormant; heat treatment breaks dormancy so they germinate.