Question Detail
Question
In gymnosperms, pollen is transferred by _______ (pollination agent), and a pollen tube delivers non-motile male gametes directly to the egg, meaning fertilisation no longer requires _______.
Correct Answer
Option C is the correct answer.
Detailed Explanation
In gymnosperms, pollen is transferred by wind, and a pollen tube delivers non-motile male gametes directly to the egg, so fertilisation no longer requires free (external) water.
Hint
Wind pollination and pollen tubes are adaptations to life on land.