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JAMB Biology 1992 Question 25

Question 25

Reproduction in Plants

Double fertilization in higher plants is significant because it ensures the

  1. A.formation of a fertile embryo
  2. B.formation of a fertile embryo and the endosperm
  3. C.development of the seed
  4. D.development of the fruit.
Show the answer and explanation

Answer: B (formation of a fertile embryo and the endosperm)

Explanation

One male nucleus fuses with the egg to form the embryo and the other fuses with the polar nuclei to form the endosperm, the food store of the seed.