Home
Class 12
BIOLOGY
Define megasporogenesis. Where its is ha...

Define megasporogenesis. Where its is happened?

Promotional Banner

Topper's Solved these Questions

  • MP_09 QUESTION PAPER

    UNITED BOOK HOUSE|Exercise EXERCISE |46 Videos

  • MP_11 QUESTION PAPER

    UNITED BOOK HOUSE|Exercise EXERCISE |50 Videos

Similar Questions

Explore conceptually related problems

Describe about megasporogenesis with suitable diagrams.

Define acceleration. What are its units and dimension?

Differentiate between microsporogenesis and megasporogenesis. Which type of cell division occurs during these events? Name the structures formed at the end of these two events.

In angiosperms, microsporogenesis and megasporogenesis 1. occur in anther 2. form gametes without further divisions 3. involve meiosis 4. occur in ovule

Define stress. A heavy wire is suspended from a roof and no weight is attached to its lower end. Is it under stress.

Define deceleration or retardation. What are its units and dimension?

Define ortet rule. Write its significance and limitations.

Define angular acceleration. What is its unit?

Define ionisation potential. State its change down a group.

UNITED BOOK HOUSE-MP_10 QUESTION PAPER-EXERCISE
  1. How fertilization is done by ZIFT process.

    Text Solution

    |

  2. Write three features of anemophilous flowers.

    Text Solution

    |

  3. Define megasporogenesis. Where its is happened?

    Text Solution

    |

  4. What is Pleotropy? Explain it with example.

    Text Solution

    |

  5. Write three differences between gene flow & genetic drift.

    Text Solution

    |

  6. What do you mean by vaccine & vaccination?

    Text Solution

    |

  7. Compare between bening & malignant cell growth.

    Text Solution

    |

  8. What do you mean by micropropagation & sterilization?

    Text Solution

    |

  9. Write one function of exonuclease & endonuclease each.

    Text Solution

    |

  10. Write the role of biotechonogy in eradication of weeds in agriculture.

    Text Solution

    |

  11. Write about the role of microbes in antibiotic production.

    Text Solution

    |

  12. Give examples of plasmid, phasmid & an artificial chromosomal vector.

    Text Solution

    |

  13. Write three features of energy flow in an ecosystem.

    Text Solution

    |

  14. Write the role of producers & decomposers in an ecosystem.

    Text Solution

    |

  15. Which species are known as endangered species? Write two possible caus...

    Text Solution

    |

  16. Write the leaders of Silent valley movement ,Bishnoi movement.

    Text Solution

    |

  17. Define species. Describe about different adaptive radiation in mammals...

    Text Solution

    |

  18. Write about the formation of male gametophyte inflowering plant with d...

    Text Solution

    |

  19. Write about layering & grafting in artificial vegelative propogation.

    Text Solution

    |

  20. Write about a short note on graafian follicle with diagram.

    Text Solution

    |