Genera like Selaginella and Salvinia produce two kinds of spores. Such plants are known as

1. Homosporous 2. Heterosporous 
3. Homosorus 4. Heterosorus
Subtopic:  Pteridophytes: Heterospory |
 92%
From NCERT
NEET - 2021
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From an evolutionary point of view, retention of the female gametophyte with developing young embryo on the parent sporophyte for some time, is first observed in:

1. Gymnosperms 2. Liverworts
3. Mosses 4. Pteridophytes
Subtopic:  Pteridophytes: Heterospory | Pteridophytes |
 73%
From NCERT
NEET - 2019
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Which one of the following is considered important in the development of seed habit?

1.Dependent sporophyte2.Heterospory
3.Halplontic life cycle4.Free-living gametophyte
Subtopic:  Pteridophytes: Heterospory |
 71%
From NCERT
AIPMT - 2009
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Which one of the following is heterosporous?

1. Dryopteris

2. Salvinia

3. Adiantum

4. Equisetum

Subtopic:  Pteridophytes: Heterospory | Pteridophytes |
 92%
From NCERT
AIPMT - 2008
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