Home
Class 12
BIOLOGY
The nucellar embryos are apomictic embry...

The nucellar embryos are apomictic embryos developed by
1)hypocotyl
2)epicotyl
3) coleorhiza
4) radicle

A

hypocotyl

B

epicotyl

C

coleorhiza

D

radicle

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise Assignment (SECTION A)|35 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise Assignment (SECTION B)|30 Videos

  • SEXUAL REPRODUCTION IN FLOWERING PLANTS

    AAKASH INSTITUTE|Exercise Try yourself|11 Videos

  • RESPIRATION IN PLANTS

    AAKASH INSTITUTE|Exercise Assignment (Section D)|10 Videos

  • STRATEGIES FOR ENHANCEMENT IN FOOD PRODUCTION

    AAKASH INSTITUTE|Exercise Assignment (Section - D)|10 Videos

Similar Questions

Explore conceptually related problems

Plants developed from apomictic embryos of a plant are

Apomictic embryo of viable and diploid nature is developed by

Which of the given statements are true? (i) During the development of a dicot embryo, heartshaped embryo is followed by globular embryo. (ii) The part of embryonal axis above the level of cotyledons is epicotyl, while the part below the level of cotyledons is epicotyl, while the part below the level of cotyledons is hypocotyl. (iii) Monocot seeds possess a single cotyledon represented by scutellum.

My nucellar cells surrounding the embryo sac and develop into the embryos. Each of my ovule contains many embryos. Who am I?

The plants in which some of the nucellar cells surrounding the embryo sac start dividing protude into the embryo sec and develops into the embryos are :-

(a) Trace the development of embryo after syngamy in a dicot plant. (b) Endosperm development precedes embryo development. Explain. (c ) Draw a diagram of a mature dicot embryo and label cotyledons , plumule, radicle and hypocotyl in it.

Development of an embryo sac from a nucellar cell is

From given statements with reference to the embryo, which of these are incorrect? a. A typical dicot embryo consists of an embryonal axis and 2 cotyledons. b. The portion of the embryonal axis above the level of cotyledons is hypocotyl. c. The protein below the level of cotyledons is epicotyl. d. The epicotyl terminates with the stem tip, and the hypocotyl terminates with the root tip.

Assertion : The embryo which is capable to germinate should have well-developed radicle plumule and cotyledons, but can germinate.

Read the given statements and select the option accordingly. (1) Apomictic embryos are generally same and they can be called clones. (2) Apomictic seeds can be very useful in maintaining hybrid traits as they prevent segregation of characters of the hybrid variety.

AAKASH INSTITUTE-SEXUAL REPRODUCTION IN FLOWERING PLANTS -Exercise
  1. In flowering plants the generative cell of pollen grain divides mitoti...

    Text Solution

    |

  2. In porogamy, the pollen tube enters the ovule through

    Text Solution

    |

  3. Entry of pollen tube in to the embryo sac is under guidance

    Text Solution

    |

  4. The precautronary measures in artifical hybridisatin is /are

    Text Solution

    |

  5. Double fertilization was first discovered by Nawaschin (1898) in

    Text Solution

    |

  6. The cells fo the endosperm are filled with reserve food material and ...

    Text Solution

    |

  7. Scutellum is

    Text Solution

    |

  8. The most common type of development of endosperm is

    Text Solution

    |

  9. In embryogeny of dicot plants the suspensor cell undergoes transverse ...

    Text Solution

    |

  10. The remains of second cotyledon occur in some grasses it is called

    Text Solution

    |

  11. Select the incorrect option w.r.t endospemic seeds

    Text Solution

    |

  12. Perisper, is found in the seeds of

    Text Solution

    |

  13. Which of the following plant prduces false fruits ?

    Text Solution

    |

  14. Which fo the following change does not occurs in ovary as a result of ...

    Text Solution

    |

  15. Seeds of which plant were discover during the archeological excavation...

    Text Solution

    |

  16. Recurrent agamospermy is seen in

    Text Solution

    |

  17. Select the odd one out w.r.t polyembryony

    Text Solution

    |

  18. Mark the structure which facilitates entry of oxygen and water in to t...

    Text Solution

    |

  19. The nucellar embryos are apomictic embryos developed by 1)hypocotyl ...

    Text Solution

    |

  20. The portion of the embryonal axis above the level of cotyledons is

    Text Solution

    |