Home
Class 12
BIOLOGY
The entry of additional sperms into the ...

The entry of additional sperms into the ovum is prevented because of:-

A

release of secretions from the acrosome

B

changes in the zonapellucida

C

changes in the corona radiata

D

contractions and secretions of the fallopian tube

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • HUMAN HEALTH AND DISEASE

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|211 Videos

  • KINGDOM MONERA - KINGDOM OF PROKARYOTES

    TRUEMAN BIOLOGY|Exercise Multiple choice question|152 Videos

Similar Questions

Explore conceptually related problems

Soil erosion is prevented by

The number of autosomes in human female ovum is

The method of directly injecting a sperm into ovum in assisted byreproductive technology is called :

Fern sperms (antherozoids) are

Floods can be prevented by

The part of the sperm which contains the nucleus is

Fruit drop is prevented by spraying

TRUEMAN BIOLOGY-HUMAN REPRODUCTION-Multiple Choice Questions
  1. Fid the odd one out

    Text Solution

    |

  2. Assertion: If scrotal sacs removed, testosterone is still found in the...

    Text Solution

    |

  3. The entry of additional sperms into the ovum is prevented because of:-

    Text Solution

    |

  4. Ovulation in the human female normally takes place during the menstrua...

    Text Solution

    |

  5. Which part of ovary in mammals acts as an endocrine gland after ovulat...

    Text Solution

    |

  6. In the human female , menstruation can be referred by the administrati...

    Text Solution

    |

  7. Compared to a bull, a bullock is docile because of

    Text Solution

    |

  8. In humans, at the end of the first meiotic division, the male germ cel...

    Text Solution

    |

  9. Which extra-embryonic membrane in human prvents desiccation of the emb...

    Text Solution

    |

  10. Which one of the following statement is incorrect about menstruation ?

    Text Solution

    |

  11. In human adult females, oxytocin

    Text Solution

    |

  12. Which one of the following is the correct matching of the events occur...

    Text Solution

    |

  13. The correct sequence of spermatogenetic stages leading to the formatio...

    Text Solution

    |

  14. Foetal ejection reflex in human female is induced by:

    Text Solution

    |

  15. In a regularly cycling human female, which can be the root cause of me...

    Text Solution

    |

  16. Given below is a diagrammatic sketch of a portion ofhuman male reprodu...

    Text Solution

    |

  17. A change in the amount of yolk and its distribution in the egg will af...

    Text Solution

    |

  18. Seminal plasma in humans is rich in

    Text Solution

    |

  19. Vasa efferentia are the ductules leading from:

    Text Solution

    |

  20. The first movements of the fetus and appearance of hair on its head ar...

    Text Solution

    |