First slide

Pre-fertilisation : Structures and Events

Question

The plant parts which consist of two generations - one within the other :
(a) Pollen grains inside the anther
(b) Germinated pollen grain with two male gametes
(c) Seed inside the fruit
(d) Embryo sac inside the ovule

Moderate

A

(a), (b) and (c)
B

(c) and (d)
C

(a) and (d)
D

(a) only

Solution

Pollen grain – Gametophytic generation.
Anther – Sporophytic generation
Embryo sac – Female gametophyte
Ovule – Sporophytic generation
Fruit and seed represent sporophytic generation.
Germinated pollen with two male gametes represent gametophytic generation.

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