Home
Class 12
BIOLOGY
Grey creascent is an area:...

Grey creascent is an area:

A

At the point of enter of sperm into ovum

B

At the animal pole

C

Just opposite to site of sperm entry into ovum

D

At the vegetal pole

Text Solution

Verified by Experts

The correct Answer is:
C
Promotional Banner

Topper's Solved these Questions

  • HEREDITY AND VARIATION

    MBD PUBLICATION|Exercise QUESTION BANK|308 Videos

  • IMPROVEMENT IN FOOD PRODUCTION

    MBD PUBLICATION|Exercise QUESTION BANK|110 Videos

Similar Questions

Explore conceptually related problems

_____breed of animals are introduced in an area from an outside country.

Auditory area is present in the

Lung diseases are more in urban areas than in rural areas.

Biosphere reserves are areas comprising :

Species diversity in an area is important for :

The ultimate seral community appears in an area as a result of :

With increase in surface area vapour pressure of solution –

A high density of tiger population is an area can result is

MBD PUBLICATION-HUMAN REPRODUCTION-QUESTION BANK
  1. The origin of kidney and ureter in Rana tigrina is :

    Text Solution

    |

  2. Which one of the following is immortal ?

    Text Solution

    |

  3. Grey creascent is an area:

    Text Solution

    |

  4. Wolffian duct forms :

    Text Solution

    |

  5. A cross section at the mid point of middle piece of a human sperm will...

    Text Solution

    |

  6. Which one of the following events is correctly matched with the time p...

    Text Solution

    |

  7. If mammalian ovum fails to get fertilized , which one of the following...

    Text Solution

    |

  8. In which of the following sets of animals do all the four give birth t...

    Text Solution

    |

  9. Both corpus luteum and macula lutea are :

    Text Solution

    |

  10. The sertoli cells are regulated by which hormones of pituitary ?

    Text Solution

    |

  11. Withdrawal of which of the following hormones is the immediate cause o...

    Text Solution

    |

  12. In cloning of cattle a fertilized egg is taken out of the mother's wom...

    Text Solution

    |

  13. In the human female, menstruation can be deferred by the administratio...

    Text Solution

    |

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

    Text Solution

    |

  15. Which of the following statements is incorrect about menstruation ?

    Text Solution

    |

  16. Which one of the following statements about human Sperm is correct ?

    Text Solution

    |

  17. The signals for parturition originate from

    Text Solution

    |

  18. Sertoli cells are found in of mammals .

    Text Solution

    |

  19. Which of the following is characteristic of the 27th day of the menstr...

    Text Solution

    |

  20. In the male reproductive system:

    Text Solution

    |