First slide

Pre-fertilisation : Structures and Events

Question

Identify the part labelled as A, B, C and D

Easy

A

A- Filament, B-Line of Dehiscence, C- Pollen grain, D- Pollen sacs
B

A-Pollen grain, B-Pollen sacs, C- Line of dehiscence, D-Filament
C

A-Pollen sacs, B- Pollen grain,C- Line of dehiscence, D- Filament
D

A- Line of dehiscence, B-Pollen sacs, C-Filament, D-Pollen grain

Solution

Microsporangia develops to form the pollen sacs. Pollen grains represent the male gametophyte. The line of dehiscence runs longitudinally. The stalk of the anther is the filament

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