Home
Class 11
BIOLOGY
Assertion:Upward movement of water is ca...

Assertion:Upward movement of water is called ascent of sap.
Reason:Upward movement of water occurs through xylem and phloem.

A

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

B

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

C

If assertion is true but reson is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
C
The upward movement of water from roots towards the tips of stem branches and their leaves is called ascent of sap. It occurs through the tracheary elements of xylem.
Promotional Banner

Topper's Solved these Questions

  • LOCOMOTION AND MOVEMENT

    A2Z|Exercise Section D : Chapter-end Test|50 Videos

  • MOCK TEST 3

    A2Z|Exercise Mock Test|90 Videos

Similar Questions

Explore conceptually related problems

The movement of water is along

Upward movement of water in plants is called

Net movement of water is from

Upward movement of water through xylem is best explained by

Apolplastic movement of water in plants occurs through

A2Z-MOCK TEST 1-Exercise
  1. Gigantism and acromegaly are two defects produced due to improper func...

    Text Solution

    |

  2. Spermatogenesis in mammals is controlled by

    Text Solution

    |

  3. Dwarfism is due to

    Text Solution

    |

  4. In transenic corn, the corn borer is controlled due to cloning and exp...

    Text Solution

    |

  5. Select the correct statement about he figure.

    Text Solution

    |

  6. Largest flowr is that of

    Text Solution

    |

  7. Tetrahynamous condition occurs in

    Text Solution

    |

  8. Pappus in modification of

    Text Solution

    |

  9. Three crops that contribute maximum to global food production are

    Text Solution

    |

  10. A range of conditions that the spieces/organism can tolerate, diversit...

    Text Solution

    |

  11. Recognise the following figure and find the correct statement. .

    Text Solution

    |

  12. Which is absent in Asteraceae?

    Text Solution

    |

  13. inflorescence consisting of a number of flowers arising from the same ...

    Text Solution

    |

  14. inflorescence in which flowers develpoing from different places of the...

    Text Solution

    |

  15. Find out the Labelling i. Thyroid and parathyroid ii. Hypothalamus...

    Text Solution

    |

  16. Assertion: Systermatics is the branch of biology that deals with class...

    Text Solution

    |

  17. Assertion: TMV is a virus which causes mosaic disease. Reason: TMV h...

    Text Solution

    |

  18. Assertion: During zygotene, chromosmes show bivalent stage. Reason: ...

    Text Solution

    |

  19. Assertion:Upward movement of water is called ascent of sap. Reason:U...

    Text Solution

    |

  20. Assertion: Lipases of bile help in the emulsification of fats. Reaso...

    Text Solution

    |