Home
Class 12
BIOLOGY
In bisexual flower physical barrier betw...

In bisexual flower physical barrier between anther and stigma is called
(A) herkogamy
(B) heterostyly
(C) dichogamy
(D) None of the above

A

herkogamy

B

heterostyly

C

dichogamy

D

None of the above

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    KUMAR PRAKASHAN|Exercise Section -E (Solution of NCERT Exemplar)(Long Answer Type Question)|3 Videos

  • REPRODUCTIVE HEALTH

    KUMAR PRAKASHAN|Exercise Section - F Multiple Choice Questions (MCQs)|102 Videos

  • STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

    KUMAR PRAKASHAN|Exercise SECTION -F (Multiple Choice Questions (MCQs)) (MCQs Asked In Competition Exam)|63 Videos

Similar Questions

Explore conceptually related problems

Allogamy is best favoured by (A) cleistogamy (B) dicliny (C) homogamy (D) none of the above

In bisexual flowers, stamen and carpel mature at different times, by what name is called? (A) Dichogamy (B) Self sterility (C) Herkogamy (D) Allogamy

Self pollination is prevented by (A) Dichogamy (B) self sterility (C) herkogamy (D) all the above

Pollination which can occur in same plant is favoured by (A) herkogamy (B) cleistogamy (C) dichogamy (D) dicliny

Two gametes are similar in appearance they are called (A) isogametes (B) homogasmetes (C) isogametes or homogametes (D) none of the above

The contrivances shown by jasmine flower for cross-pollination is (A) herkogamy (B) heterostyly (C) dicliny (D) dichogamy

An association between roots of higher plants and fungi is called (A) Lichen (B) Fern (C) Mycorrhiza (D) BGA

External fertilization is seen in (A) bony fishes (B) frogs (C) Both (A) and (B) (D) none of the above

Which bacteria are the most abundant in nature ? (A) Heterotrophic (B) Halophiles (C) Methanogens (D) None of these

The flower may be of two or more types with regard to the length of style and lengths of stamens is called (A) heterostyly (B) homostyly (C) incompatibility (D) protandary

KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -F (Multiple Choice Questions)
  1. The chief pollinator of our agri - horticultural crops are…. (A) moth...

    Text Solution

    |

  2. In….. Cleistogamous flower are produced on underground rhizomes or roo...

    Text Solution

    |

  3. In bisexual flower physical barrier between anther and stigma is calle...

    Text Solution

    |

  4. Pollination by wind is

    Text Solution

    |

  5. Which of the following is not an example of water pollinated plant? (...

    Text Solution

    |

  6. Which of the following statement is true for vallisneria? (A) Male fl...

    Text Solution

    |

  7. In…..female flowers remais submerged in water and the pollen grains ar...

    Text Solution

    |

  8. Which of the following birds helps in pollination? (A) Sun birds (B...

    Text Solution

    |

  9. Entomophily is pollination by….. (A) reptiles (B) insects (C) rod...

    Text Solution

    |

  10. To prevent inbreeding self-incompatibility is found in

    Text Solution

    |

  11. Dioecious plant which prevents both autogamy and geitonogamy (A) Cast...

    Text Solution

    |

  12. Apomixis in plant means development of a plant (A) from root cutting ...

    Text Solution

    |

  13. Development of sporophyte without gametic fusion is known as (A) apom...

    Text Solution

    |

  14. What is parthenogenesis? (A) Development of fruit without hormones ...

    Text Solution

    |

  15. Pollination is best defined as (A) The transference of pollens from a...

    Text Solution

    |

  16. A microspore mother cell forms (A) embryo sac (B) pollen Grains (...

    Text Solution

    |

  17. One of the most resistant biological material known is (A) sporopolle...

    Text Solution

    |

  18. How many pollen mother cells will produce 1000 pollen grains? (A) 100...

    Text Solution

    |

  19. In angiosperms how many microspore mother cells are required to produc...

    Text Solution

    |

  20. The formation of 256 pollen grains is done by how many meiotic divisio...

    Text Solution

    |