Which one propagates through leaf tip
1. Marchantia
2. Moss
3. Walking Fern
4. Pinus.

Subtopic:  Pteridophytes |
 51%

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Which one is living fossil
1. Pinus
2. Cycas
3. Selaginella
4. None of these

Subtopic:  Gymnosperms: I |

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Angiosperms have dominated the land flora primarily because of their
1. Power of adaptability in diverse habitat
2. Nature of self pollination
3. Domestication by humans
4. Property of producing large number of seeds

Subtopic:  General Account of Angiosperms (OLD NCERT) |
 56%

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Top-shaped multiciliate male gamete and seeds with two cotyledons occur in
1. Cycads
2. Conifers
3. Polypetalous angiosperms
4. Gamopetalous angiosperms

Subtopic:  Gymnosperms: I |

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Ectophloic siphonostele occurs in
1. Marsilea and Botrychium
2. Dicksonia and Maidenhair Fern
3. Osmunda and Equisetum
4. Adiantum and Cucurbitaceae

Subtopic:  Algae |

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In a moss, the sporophyte
1. Manufactures food for itself, as well as for the gametophyte
2. Arises from a spore produced from gametophyte
3. Is partially parasitic on the gametophyte
4. Produces gametes that give rise to the gametophyte

Subtopic:  Bryophytes |
 57%

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Which set contains flagellated male gametes?
1. Spirogyra, Anthoceros and Funaria
2. Zygnema, Saprolegnia and Hydrilla
3. Fucus, Marsilea and Calotropis
4. Riccia, Dryopteris and Cycas

Subtopic:  Pteridophytes |

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Pollen chamber present in gymnosperms represents
1. Microsporangium
2. Pollen grain cell where sperms are formed
3. Opening of megagametophyte for passage of pollen tube to egg
4. Cavity in nucellus for resting pollen grains after pollination

Subtopic:  Gymnosperms |

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In which one of the following, male and female gametophytes do not have free living independent existence

1. Polytrichum 2. Cedrus
3. Pteris 4. Funaria
Subtopic:  Gymnosperms: I |
 64%

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Archegoniophore is present in :
1. Marchantia
2. Chara
3. Adiantum
4. Funaria

Subtopic:  Bryophytes |
 74%
From NCERT

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