Home
Class 12
BIOLOGY
[A] : Increppers, leaves are produced up...

[A] : Increppers, leaves are produced upon the nodes.
[R] : Adventitious roots arise from the nodes.

A

If both A and R are true and R is the correct explanation of A

B

If both A and R are true but R is not the correct explanation of A

C

If A is true and R is false

D

If both A and R are false

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • PLANT KINGDOM

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTION|247 Videos

  • Plant Physiology

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|91 Videos

Similar Questions

Explore conceptually related problems

In maize and sugarcane stem, stilt roots arise from

Select the correct statements. (i) From the region of elongation, some of the epidermal cells form root hairs. (ii) Pneumatophores are seen in Rhizophora. (iii) Adventitious roots are seen in the Banyan tree. (iv) Maize and sugarcane have prop roots.

[A]: The water molecules are held together from cells of leaf to root because of cohesive force. [R]: Water does not ascend in ttJ_e tissue due to_ transpiration pull.

[A] : Thorns may bear nodes and internodes in some plants. [R] : Thorns are modified stems as they arise in the axil of a leaf or at the apex a branch.

[A] : Above ground stolons produce new plants where nodes touch the ground . [R] : Rhizomes survive the winter and contribute to asexual reproduction .

Leaves arise from which part of plant?

[A] : There is a grudual increase in the energy content at successive trophic level from producer to consumers . [R]:When one organism benefits the other in a chain , it is called commensalism .

If a crystal a contains a total of N atoms and n Schottky defects are produced by removing n cations and r anions from the interior of the crystal, then n = ……. .

TRUEMAN BIOLOGY-Plant Morphology & Reproduction -ASSERTION AND REASON
  1. [A] : The function of phyllotaxy is to display leaves properly . [R]...

    Text Solution

    |

  2. [A] : Stilt roots are common in sugarcane, [R] : In sugarcane, thes...

    Text Solution

    |

  3. [A] : Increppers, leaves are produced upon the nodes. [R] : Adventi...

    Text Solution

    |

  4. [A] : Thorns in some plants may bear nodes and internodes. [R] : Tho...

    Text Solution

    |

  5. [A] : The switchover from vegetative to reproductive phase is now poss...

    Text Solution

    |

  6. [A] : Insectivorous plants grow in carbohydrate deficiend soil. [R] ...

    Text Solution

    |

  7. [A] : Synandrous condition is found in curcurbits. [R] : The male fl...

    Text Solution

    |

  8. [A] : Thorns may bear nodes and internodes in some plants. [R] : Tho...

    Text Solution

    |

  9. [A] : For dispersal by wind fruits and seeds should be light. [R] : ...

    Text Solution

    |

  10. Assertion. Dispersal of fruits in Xanthium takes place by wind and wat...

    Text Solution

    |

  11. [A] : For dispersal by wind fruits and seeds should be light. [R] : ...

    Text Solution

    |

  12. [A] : Xenogamy is defined as the transferance of pollen grain to stigm...

    Text Solution

    |

  13. [A] : Anemophillous plants have to produce enormous quantities of poll...

    Text Solution

    |

  14. [A] : Bees are colour-blind for red and are fond of yellow, violet and...

    Text Solution

    |

  15. Assertion. The time involved between pollination and fertilization var...

    Text Solution

    |

  16. [A] : The presence of endothelium around the embryo sac and its cytolo...

    Text Solution

    |

  17. [A] : Synergids play an important role in directing the pollen tube gr...

    Text Solution

    |

  18. Assertion. In apomixis , plants of new genetic sequence are produced. ...

    Text Solution

    |

  19. Pollen tube is a part of

    Text Solution

    |

  20. [A]: Incompatibility is a gene physiological process. [R]: Moderate...

    Text Solution

    |