Home
Class 12
BIOLOGY
The membraneous cover of the ovum at ovu...

The membraneous cover of the ovum at ovulation is:

A

corona radiata

B

zona radiata

C

zona pellucida

D

chorion

Text Solution

Verified by Experts

The correct Answer is:
A
The ovum is enclosed by the inner thin, transparent, non-cellualar coat zona pellucida and outer thick coat corcna radiata. During fertilisation sperm first coms in contact with the corona radiata and zona pellucida to reach the plasma membrane of the egg (ovum).
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH AND DISEASES

    NCERT EXEMPLAR|Exercise Human Health And Diseases|70 Videos

  • MICROBES IN HUMAN WELFARE

    NCERT EXEMPLAR|Exercise Microbes In Human Welfare|58 Videos

Similar Questions

Explore conceptually related problems

The membranous cover of the ovum at ovulation is

The membranous cover of the ovum at ovulation is

The cellular cover of the ovum at ovulation is

The membrane covering the vacuole is known as

The plasma membrane covering of the muscle fibre is called as

Which of the following statements regarding fertilization is/are correct ? (i) The acrosome is filled with hydrolytic enzymes which help in dissolving the membrane of the ovum at the time of fertilization. (ii) Vitelline membrane is the first membrane to be faced by sperms while trying to fuse with the ovum . (iii) There must be synchronicity in the release of ovum and entry of sperm for the formation of zygote . (iv) The meiotic division of the secondary oocyte is concluded with the entry of male gamete.

Name the membranous covering protecting the sporangia in Dryopteris .

In mammals, pleural membranes cover the lunge as well as insides of the rib cage. The pleural fluid in between the two membranes-

Which help in collection of ovume after ovulation ?

NCERT EXEMPLAR-HUMAN REPRODUCTION -Human Reproduction
  1. Urethral meatus refers to the:

    Text Solution

    |

  2. Morula is a development stage:

    Text Solution

    |

  3. The membraneous cover of the ovum at ovulation is:

    Text Solution

    |

  4. Identify the odd one from the following

    Text Solution

    |

  5. Given below are events in human reproduction. Write them in correct se...

    Text Solution

    |

  6. The path of sperm transport is given below. Provide the missing steps ...

    Text Solution

    |

  7. What is the role of cervix in the human female reproductive system?

    Text Solution

    |

  8. Why are menstrual cycles absent during pregnancy?

    Text Solution

    |

  9. Female reproductive organs and associated functions are given below in...

    Text Solution

    |

  10. From where the parturition signals aries-mother or foetus? Mention the...

    Text Solution

    |

  11. What is the significance of epididymis in male fertility?

    Text Solution

    |

  12. Given the names and functions of the hormones involved in the process ...

    Text Solution

    |

  13. The mother germ cells are transformed into a mature follicle through s...

    Text Solution

    |

  14. During reproduction the chromosome nmber (2n) reduces to half (n) in t...

    Text Solution

    |

  15. What is the difference between a primary oocyte and a secondary oocyt...

    Text Solution

    |

  16. What is the significance of ampullary-isthmic junction in the female r...

    Text Solution

    |

  17. How does zona pellucida of ovum help in preventing polyspermy?

    Text Solution

    |

  18. Mention the importance of LH surge during menstrual cycle.

    Text Solution

    |

  19. Which type of cell division forms spermatids from the secondary sperma...

    Text Solution

    |

  20. A human female experiences two major changes menrache and menopause du...

    Text Solution

    |