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WAEC Biology 2024 Question 17

Question 17

Reproduction in Plants

The diagram below is an illustration of two plants P and Q. Arrows I, II and III illustrate the transfer of pollen grains among flowers of plants P and Q. The types of pollination illustrated as I, II and III, respectively are

Diagram for this question
  1. A.cross, self and cross.
  2. B.self, self and cross.
  3. C.self, cross and self.
  4. D.self, cross and cross.
Show the answer and explanation

Answer: B (self, self and cross.)

Explanation

I and II move pollen between flowers of the same plant P, which is self-pollination. III carries pollen from plant P to plant Q, which is cross-pollination.