Home
Class 11
BIOLOGY
Assertion: Ovules are comparable to mega...

Assertion: Ovules are comparable to megasproporhylls.
Reason: Ovules are comparable to megasporoaphylls.

A

If both the assertion and the reason are true and the reason is a correct explanation of the assertion

B

If both assertion and reason are true but the reason is not a correct explanation of the assertion

C

If the assertion is true but the reason is false

D

If both the assertion and reason are false

Text Solution

Verified by Experts

The correct Answer is:
b
Stamens are specialized microsporophylls. Each stamen has a narrow stalk or filament and a knob-like broader tip called anther. Anther develops four microsporangia or pollen grains. Carperls are specialized megasporophylls. Each carpel are specialized megasporophylls. Each carperl has a swollen base named ovary. the interior of ovary contains one or more placentae for bearing ovules.
Promotional Banner

Topper's Solved these Questions

  • PLANT GROWTH AND DEVELOPMENT

    ERRORLESS |Exercise Plant Growth And Development|270 Videos

  • PROSTISTA

    ERRORLESS |Exercise Prostista|225 Videos

Similar Questions

Explore conceptually related problems

Ovule is

Ovule is called

Ovules absent in:-

Define Ovulation

Assertion : Most common type of ovule is anatropous. Reason : Anatropous ovule is horse-shoe shaped

Assertion: Selaginella and Salvinia are homosporus. Reason: Ovules of gymosperms are enclosed within the ovaries.

$ Orthotropous ovule has micropyle at the upper end. ! Ovule is also called megasporangium.

In gymnosperms, the ovules are

Assertion : Neutrons penetrate matter more readily as compared to protons. Reason : Neutrons are slightly more massive than protons.

ERRORLESS -PLANT KINGDOM-Plant Kingdom
  1. Assertion: Biennial plants flower in two year. Reason: The biennial ...

    Text Solution

    |

  2. Assertion: Bryophytes and tracheophytes have and embryo stage in their...

    Text Solution

    |

  3. Assertion: Ovules are comparable to megasproporhylls. Reason: Ovules...

    Text Solution

    |

  4. Assertion: Algae and fungi are grouped in thallophyta. Reason: Algae...

    Text Solution

    |

  5. Assertion: Each group of algae has a characteristic colour. Reason: ...

    Text Solution

    |

  6. Assertion: Only red algae are able to flourish at the great dpth of se...

    Text Solution

    |

  7. Assertion: Spermatangium of red algae bears trichogyne. Reason: Tri...

    Text Solution

    |

  8. Assertion: Spirogyra is slippery in touch. Reason: Spirogyra consist...

    Text Solution

    |

  9. Assertion: Isogamy is a primitive type of sexual reproduction. Reaso...

    Text Solution

    |

  10. Assertion: Angiosperms lack flagellate male gametes. Reason: Sperms ...

    Text Solution

    |

  11. Assertion: Fertilized ovule forms seed. Reason: Ripened ovary forms ...

    Text Solution

    |

  12. Assertion: Pyrenoids are utilised during starvation. Reason: Pyrenoi...

    Text Solution

    |

  13. Assertion: In green algae, the eye-spot is present in the cell. Reas...

    Text Solution

    |

  14. Assertion: Chlorella could be utilised to keep the air pure in space v...

    Text Solution

    |

  15. Assertion: Flower is aggregation of sporophylls. Reason: Sporophylls...

    Text Solution

    |

  16. Assertion: Chlorella could serve as a potential source of food and ene...

    Text Solution

    |

  17. Assertion: Spirogyra shows haplontic life cycle. Reason: Zygotic mei...

    Text Solution

    |

  18. Assertion: Red algae contribute in producing coral reef. ltbr. Reason:...

    Text Solution

    |

  19. Assertion: The sex organs in the bryophytesare jacketed. Reason: Bry...

    Text Solution

    |

  20. Assertion: All bryophytes are land dwellers. Reason: Water is necess...

    Text Solution

    |