Home
Class 12
BIOLOGY
What are chasmogamous flowers? Can cros...

What are chasmogamous flowers? Can cross-pollination occur in cleistogamous flowers? Give reasons for your answer.

Text Solution

Verified by Experts

Chasmogamous flowers are bisexual flowers that are open with exposed anther and stigma.
Cross pollination canot occur is cleistogamous flowers because they remain in bud form throughtout their life and form seeds via self -pollination.
Promotional Banner

Topper's Solved these Questions

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT PUBLICATION|Exercise QUESTIONS FOR PRACTICE (Part I Flower, Pre -Fertilisation: Events and Pollination Long Answer Type Questions)|3 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT PUBLICATION|Exercise QUESTION FOR ASSESEMENT (Part I Flower, Pre-Fertilisation: Events and Pollination Very Short Answer Type Questions)|7 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    ARIHANT PUBLICATION|Exercise CHAPTER PRACTICE (LONG ANSWER TYPE II QUESTIONS)|1 Videos

  • SEX-DETERMINATION

    ARIHANT PUBLICATION|Exercise CHAPTER PRACTICE ( LONG ANSWER TYPE QUESTIONS)|2 Videos

  • SOLVED PAPER 2018

    ARIHANT PUBLICATION|Exercise Section B (Zoology) (Group III)|7 Videos

Similar Questions

Explore conceptually related problems

In nature, cleistogamous flowers are :

Chasmogamous and Cleistogamous flower.

Autogamy can occur in a chasmogamous flower if

Chasmogamous flower do not open at all.

What are the possible types of pollinations in chasmogamous flowers. Give reasons.

Why do some plants have both chasmogamous and cleistogamous flowers?

ARIHANT PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-QUESTIONS FOR PRACTICE (Part I Flower, Pre -Fertilisation: Events and Pollination Short Answer Type Questions)
  1. Name all the haploid cells present in an unfertilised mature embryo s...

    Text Solution

    |

  2. Explain the role of tapetum in the formation of pollen grain wall.

    Text Solution

    |

  3. How does the pollen grow through the style? Explain briefly.

    Text Solution

    |

  4. Make a list of any three outbreeding devices that flowering plants hav...

    Text Solution

    |

  5. Explain the significant of pollination in flowering plants .

    Text Solution

    |

  6. What is hydrophily? Name any hydrophilous plant and give its importan...

    Text Solution

    |

  7. Geitonogamous flowering plants are genetically autogamous but function...

    Text Solution

    |

  8. Explain the function of each of the following (i) Coleorhiza (ii) Ge...

    Text Solution

    |

  9. Where is sporopollenin present in plants? State its significance with...

    Text Solution

    |

  10. What is pollen kit? Write a short note on pollen viability.

    Text Solution

    |

  11. Write the mode of pollination is Vallisneria and water lily. Explain t...

    Text Solution

    |

  12. Trace the development of microsporocyte in the anther to a mature poll...

    Text Solution

    |

  13. What are chasmogamous flowers? Can cross-pollination occur in cleisto...

    Text Solution

    |

  14. Why do some plants have both chasmogamous and cleistogamous flowers?

    Text Solution

    |

  15. Why is geitonogamy also referred to as genetical autogamy?

    Text Solution

    |

  16. Some plants have a mechanism of shedding of pollen before maturation o...

    Text Solution

    |

  17. What is self-incompatibility ? Why does self-pollination not lead to s...

    Text Solution

    |

  18. Mention two strategies evolved to prevent self-pollination in flowers...

    Text Solution

    |

  19. Not all hydrophytes are pollinated by water. Justify by giving two exa...

    Text Solution

    |

  20. Does self incompatibility imposes and restrictions on autogamy? Give r...

    Text Solution

    |