Seed habit is an important step in evolution. It is due to

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Answer 1

Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. The smaller ones are microspores in males and the larger ones are the megaspores in females. These have led to the formation of seed habit. So, the correct answer is "Heterospory".

Answer 2

Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. The smaller ones are microspores in males and the larger ones are the megaspores in females. These have led to the formation of seed habit. So, the correct answer is "Heterospory".

Seed habit is an important step in evolution. It is due to

Heterogamy

Heterospory

Homospory

Homogamy

Heterospory is the production of spores of two different sizes and sexes by the sporophytes of land plants. The smaller ones are microspores in males and the larger ones are the megaspores in females. These have led to the formation of seed habit. So, the correct answer is "Heterospory".

Seed ferns originated in :

Origin of seed in land plants occurred about

Which chemical is used for induction of polyploidy?

First seed plants evolved during ............period.

Plant - animal interaction oftem involve co-evolution give an example.