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JAMB Biology 1981 Question 1

Question 1

Reproduction in Plants

Fig.1: A single carpel after pollination
The correct figured sequence for the following labelled parts (stigma, ovary wall, embryo sac, integument and micropyle) is

Diagram for this question
  1. A.12453
  2. B.24135
  3. C.21435
  4. D.14325
  5. E.31425.
Show the answer and explanation

Answer: C (21435)

Explanation

Stigma is 2, ovary wall 1, embryo sac 4 (the dotted sac), integument 3 and micropyle 5, giving 21435.