Question

What is the significance of heterospory?

Answer 1

Answer:

Heterospory refers to the phenomenon in which two kinds of spores are produced by the same plant.

• These spores differ in size.

• The smaller spores are called microspore.

• The bigger spores are called megaspore.

• Microspore produce male gametophytes and megaspores produces female gametophyte.

Its significance helps in the evolution as it is a precursor to the seed habit.This gradually leads to seed development in gymnosperms and angiosperms.