Home
Class 12
BIOLOGY
Development of a portophyte directly fro...

Development of a portophyte directly from the gametophytic tissue is called

A

apospory

B

apogamy

C

parthenogenesis

D

parthenocarpy

Text Solution

Verified by Experts

The correct Answer is:
A
NA
Promotional Banner

Topper's Solved these Questions

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT NEET|Exercise STATEMENT BASED QUESTIONS|20 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT NEET|Exercise MEDICAL ENTRANCE EXAMS|132 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT NEET|Exercise MEDICAL ENTRANCE EXAMS|132 Videos

  • RESPIRATION IN PLANTS

    ARIHANT NEET|Exercise C.Medical entrances gallery(Collection of question asked in NEET & vatious medical entrance exams)|110 Videos

  • SOLVED PAPERS 2017

    ARIHANT NEET|Exercise Solved Paper 2017 (JIPMER)|35 Videos

Similar Questions

Explore conceptually related problems

Development of male gametophyte is:

Development of sporophyte/embryo from gametophytic tissue without fusion of gametes is

Match the following {:(,"Column I",, "Column II"),((a),"Coleorhiza",(i),"Development of sporophyte directly from gametophyte without intervention of gametes"),((b),"Apogamy",(ii),"Development of gametophyte directly from sporophyte without the involvement of reduction division"),((c),"Indusim",(iii),"An unbranched columnar stem with a crown of leaves"),((d),"Caudex",(iv),"Protective covering of radicle"),(,,(v),"Protective structure of a sorus"):}

Development OF male Gametophyte

Gametophyte of fern is called.

Formation of a sporophyte directly from gametophyte without meiosis and syngamy is known as

In pteridohytes, gametophytes is called :

Development of female gametophyte directly from megaspore mother cell without meiosis is called

ARIHANT NEET-SEXUAL REPRODUCTION IN FLOWERING PLANTS -ASORTED QUESTIONS
  1. Despite high level of heterozygosity, the progeny derived from a seed ...

    Text Solution

    |

  2. The orthid flowers emit a chemical that resembles the odour produced b...

    Text Solution

    |

  3. Development of a portophyte directly from the gametophytic tissue is c...

    Text Solution

    |

  4. What is the function of tapetum in a developing anther?

    Text Solution

    |

  5. An orchid resembles female of an insect so as to get pollinated. The p...

    Text Solution

    |

  6. Movement of pollen tube towards embryo sac is

    Text Solution

    |

  7. Pollen grains are able to tolerate extremes of temperature and desicca...

    Text Solution

    |

  8. Cross pollination is preferred over self pollinationn because it

    Text Solution

    |

  9. During formation of pollen grains, a microspore mother cell undergoes

    Text Solution

    |

  10. In a type of apomixis known as adventure embryony embryos develop dire...

    Text Solution

    |

  11. Formation of more than four spores in a tetrad known as polyspory is f...

    Text Solution

    |

  12. A particular species of plant produces light, non-sticky pollen in lar...

    Text Solution

    |

  13. A seed that lacks endosperm. It may be

    Text Solution

    |

  14. Which of these following are related with embryo sac? Oenothera type...

    Text Solution

    |

  15. In microporangium, microspore tetrad are formed due to

    Text Solution

    |

  16. The Ubish bodies are involved in

    Text Solution

    |

  17. The hydrophilous flowers, pollinated completely under water, are known...

    Text Solution

    |

  18. Pollen grains of a flower fall on the stigma of another flowers of sam...

    Text Solution

    |

  19. Allogamy is very useful because it results in the

    Text Solution

    |

  20. In a typical complete, bisexual and hypogynous flower the arrangement ...

    Text Solution

    |