Home
Class 11
BIOLOGY
Assertion:In imbricate aestivation, out ...

Assertion:In imbricate aestivation, out of five petals, one is completely internal, one is completely external and in each of the remaining three petals, one margin is internal and the other is external
Reason:Ascending imbricate aestivation is found in Cassia and gulmohur.

A

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

B

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

C

If assertion is true but reason is false.

D

If assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • MINERAL NUTRITION

    NCERT FINGERTIPS|Exercise Mineral Nutrition|130 Videos

  • NEURAL CONTROL AND COORDINATION

    NCERT FINGERTIPS|Exercise Neural Control And Coordination|167 Videos

Similar Questions

Explore conceptually related problems

In which type aestivation the petal arrangement is 2 external 2 internal and 1 partly external and partly internal seen

Petals come to each other but do not overlap in valvate/imbricate aestivation.

One margin of the petal overlaps that of the next one and so on, this type of aestivation is exemplified by & .

In which of the following aestivation, sepal/ petal's one margin covers the other and its second margin is covered by previous one ?

If the margins of sepals or petals overlap one anohter but not in any particular direction, then this type of aestivation is known as

Prove that the angle between internal bisector of one base angle and the external bisector of the other base angle of a triangle is equal to one half of the vertical angle.

Prove that the angle between internal bisector of one base angle and the external bisector of the other base angle of a triangle is equal to one-half of the vertical angle.

NCERT FINGERTIPS-MORPHOLOGY OF FLOWERING PLANTS-Morphology Of Flowering Plants
  1. Endosperm, a product of double fertilisation in angiosperm is absent i...

    Text Solution

    |

  2. Many pulses of daily use belong to one of the families below (tick the...

    Text Solution

    |

  3. The placenta is attached to the developing seed near the

    Text Solution

    |

  4. Which of the following plants is used to extract the blue dye ?

    Text Solution

    |

  5. Match the followings and choose correct option. {:("Group A","Group...

    Text Solution

    |

  6. Assertion:Fibrous root system consists of large number of fine, fibrou...

    Text Solution

    |

  7. Assertion:Avicennie has pneumatophores. Reason:Pneumatophores help t...

    Text Solution

    |

  8. Assertion:Stems of some plants protect them from browsing animals. R...

    Text Solution

    |

  9. Assertion:In some leguminous plant, the leaf base is swollen. Reason...

    Text Solution

    |

  10. Assertion:Leaves of monocot plants generally posses reticulate venatio...

    Text Solution

    |

  11. Assertion:The alternate type of phyllotaxy is the arrangement of leave...

    Text Solution

    |

  12. Assertion:Thy cymose type of infloscence has limited growth. Reason:...

    Text Solution

    |

  13. Assertion:In some flowers like lily, perianth is a term used when caly...

    Text Solution

    |

  14. Assertion:In imbricate aestivation, out of five petals, one is complet...

    Text Solution

    |

  15. Assertion:Monoadelphous stamens are found in pea. Reason:In pea, sta...

    Text Solution

    |

  16. Assertion:The placentation in which the placenta forms a ridge along t...

    Text Solution

    |

  17. Assertion:Fruit is the mature or ripened ovary developed after fertili...

    Text Solution

    |

  18. Assertion:The outermost covering of a dicotyledonous seed in the seed ...

    Text Solution

    |

  19. Assertion:ul(G) is the symbol for inferior ovary. Reason:Adhesion is...

    Text Solution

    |

  20. Assertion:The floral formula of Family Solanaceae is Reason:This ...

    Text Solution

    |