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JAMB Biology 1997 Question 8

Question 8

Plant Kingdom

In ferns, the sporophyte

  1. A.develops from a haploid zygote
  2. B.reproduces sexually to produce spores
  3. C.is haploid and dependent on the gametophyte
  4. D.is diploid and independent of the gametophyte.
Show the answer and explanation

Answer: D (is diploid and independent of the gametophyte.)

Explanation

The fern plant we see is the sporophyte: it is diploid and, once established, lives independently of the small gametophyte (prothallus).