Question

What is heterospory? Briefly comment on its significance. Give two examples.​

Answer 1

Answer:

Heterospory is the phenomenon of formation of two types of spores, i.e., smaller microspore and larger megaspore. This phenomenon was firstly reported in Selaginella, a pteridophyte. ... Examples of heterospory are Selaginella, Salvinia and Marsilea, etc.

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Answer 2

Answer:

Explanation:

In plant: Heterosporous life histories. A heterosporous life history occurs in some pteridophytes and in all seed plants. It is characterized by morphologically dissimilar spores produced from two types of sporangia: microspores, or male spores, and megaspores (macrospores), or female spores.. Examples of heterospory are Selaginella, Salvinia and Marsilea, etc.