JAMB - Biology (1992 - No. 3)
Which of the following correctly summarizes the life cycle of fern plant?
Spore → prothallus → thallus → sporangium
Male and female gamentangia → zygospores → sporangium → spores
Spore → thallus → spermatozoa + ovum → sporangium
Prothallus → spermatozoid → +egg cell → leafy plant → sporangium → spore