Home
Class 12
BIOLOGY
In angiosperm, syngamy or true fertiliz...

In angiosperm, syngamy or true fertilization refers to

A

fusion of a sperm with secondary nucleus of form zygote

B

fusion of sperm with oospore

C

fusion of one sperm with egg and other with secondary nucleus

D

fusion of one of the sperm with a syergid

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • RESPIRATION IN PLANTS

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|194 Videos

  • STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

    TRUEMAN BIOLOGY|Exercise MCQ|220 Videos

Similar Questions

Explore conceptually related problems

Angiosperms show

Endosperm is formed in angiosperms due to double fertilization . It is , however, absent in certain seeds due to lack of

A marine angiosperm is

Angiosperms contain

What is angiosperm ?

Fertilization is essential for the production of seed, but in some angiosperms seeds develop without fertilization. (a)Give an example of an angiosperm that produces seeds without fertilization. Name the process. (b)Explain the two way by which seeds develop without fertilization.

Endosperm, a product of double fertilization in angiosperms is absent in the seeds of

In angiosperms, the endosperm is

Man made angiosperm is

An angiosperm having monarch xylem is

TRUEMAN BIOLOGY-SEXUAL REPRODUCTION IN FLOWERING PLANTS-MULTIPLE CHOICE QUESTIONS
  1. External water is not required for fertilization of 1. Cryptogams 2....

    Text Solution

    |

  2. In angiosperms, triple fusion produces

    Text Solution

    |

  3. In angiosperm, syngamy or true fertilization refers to

    Text Solution

    |

  4. Movement of pollen tube towards embryo sac is

    Text Solution

    |

  5. Germination of pollen grain on the stigma is

    Text Solution

    |

  6. At the time of entering embryo sac the pollen tube contains

    Text Solution

    |

  7. Doubles fertilization is fusion of

    Text Solution

    |

  8. Route used by pollen tube for entering ovule is

    Text Solution

    |

  9. The significance of double fertilization is that it

    Text Solution

    |

  10. The second fertilization in angiosperms is known as

    Text Solution

    |

  11. Entry of pollen tube through micropyle while reaching the embryo sac...

    Text Solution

    |

  12. When pollen tube enters by integuments then the process is called

    Text Solution

    |

  13. In angiosperms, pollen tube liberates its male gametes into:

    Text Solution

    |

  14. Total number of nuclei involved in double fertilization is

    Text Solution

    |

  15. Pollen tube enters the embryo sac usually

    Text Solution

    |

  16. Development of embryo in angiosperm is

    Text Solution

    |

  17. The wheat grain/maize grain has an embryo with one, large, shield shap...

    Text Solution

    |

  18. Pollination is stimulus necessary for the fruit development. It can be...

    Text Solution

    |

  19. Ovule integument gets transformed into

    Text Solution

    |

  20. Endosperm in angiosperms is formed from secondary nucleus

    Text Solution

    |