HORTICULTURE

Detailed explanation-1: -Male cones give rise to microspores, which produce pollen grains, while female cones give rise to megaspores, which produce ovules.

Detailed explanation-2: -Male cones make pollen, which is carried to female cones by the wind. After the female gametes are fertilised by male gametes from the pollen, the female cones produce seeds. These are then scattered away from the plant by wind or animals.

Detailed explanation-3: -Explain why male cones produce so many pollen grains? They have sexual reproduction a lot which produces them.