Home
Class 12
BIOLOGY
Draw the diagram of a mature embryo sac ...

Draw the diagram of a mature embryo sac and show its eight -uncleate, seven-celled nature. Show the follwing parts-antipodals, synergids, egg, central cell, polar nuclei.

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • REPRODUCTIVE HEALTH

    NCERT EXEMPLAR|Exercise Reproductive Health|37 Videos

  • STRATEGIES FOR ENHANCMENT IN FOOD PRODUCTION

    NCERT EXEMPLAR|Exercise Strategies For Enhancment In Food Production|77 Videos

Similar Questions

Explore conceptually related problems

Ina mature embryo sac the central cell is

(a) Draw a diagram of a mature embryo sac of an angiosperm and label the following parts in it : (i) Filiform apparatus (ii) Synergids (iii) Central cell (iv) Egg cell (v) Polar nuclei (vi) Antipodals (b) Write the fate of egg cell and polar nuclei after fertilization.

Draw a well-labelled diagram of a mature ovule, showing its internal structure.

In the figure given below label the following parts-male gametes, egg cell, polar nuclei, synergid and pollen tube

Explain with the help of a diagram the development of a mature embryo sac from a megaspore mother cell in angiosperm

Draw a neal labelled diagram of plant cell and label its parts.

Explain with the help of a diagram the development of a mature embryo sac from a megaspore mother cell in angiosperm.

Draw diagram of embryo sac and label the following: (i) Egg cell (ii) Polar Nuclei (iii) Synergids

A mature, embryo-sac in a flowering plant may possess 7-cells, but 8-nuclei. Explain with the help of a diagram only.

Fill in the blanks : A mature typical embryo sac contains…… cell and …. nuclei.

NCERT EXEMPLAR-SEXUAL REPRODUCTION IN FIOWERING PIANTS-Sexual Reproduction In Fiowering Piants
  1. What is self-incompatibility ?

    Text Solution

    |

  2. Name the type of pollination in self-incompatible plants.

    Text Solution

    |

  3. Draw the diagram of a mature embryo sac and show its eight -uncleate, ...

    Text Solution

    |

  4. Which is the triploid tissue in a fertilised ovule? How is the triploi...

    Text Solution

    |

  5. Are pollination and fertilisation necessary in apomixis? Give reasons.

    Text Solution

    |

  6. Identify the type of carpel with the help of diagrams given below

    Text Solution

    |

  7. How is pollination carried out in water plants?

    Text Solution

    |

  8. What is the function of the two male gametes produced by each pollen g...

    Text Solution

    |

  9. List three strategies that a bisexual chasmogamous flower can evolve t...

    Text Solution

    |

  10. Given below are the events that are observed in an artificial hybridis...

    Text Solution

    |

  11. Vivipary automatically limits the number of offsprings in a litter. Ho...

    Text Solution

    |

  12. Does self-incompatibility impose any restrictions on autogamy? Give re...

    Text Solution

    |

  13. In the given diagram, write the names of parts shown with lines.

    Text Solution

    |

  14. What is polyembryony and how can it be commercially exploited?

    Text Solution

    |

  15. Are parthenocarpy and apomixis different phenomena ? Discuss their ben...

    Text Solution

    |

  16. Why does the zygote begin to divide only after the division of primary...

    Text Solution

    |

  17. The generative cell of a two celled pollen divides in the pollen tube,...

    Text Solution

    |

  18. In the figure given below label the following parts-male gametes, egg ...

    Text Solution

    |

  19. Starting with the zygote, draw the diagrams of the different stages of...

    Text Solution

    |

  20. What are the possible types of pollinators in chasmogamous flowers. Gi...

    Text Solution

    |