Home
Class 11
BIOLOGY
Assertion:Light is very important factor...

Assertion:Light is very important factor in transpiration.
Reason:It induces stomatal opening and darkness closing.Therefore, transpiration increases in light decreases in dark .

Text Solution

Verified by Experts

The correct Answer is:
a
Promotional Banner

Topper's Solved these Questions

  • THE LIVING WORLD

    ERRORLESS |Exercise The Living World|240 Videos

  • VIRUSES

    ERRORLESS |Exercise Viruses|125 Videos

Similar Questions

Explore conceptually related problems

[A]: Light is very important external factor of transpiration. [R]: Light induces stomata! opening and darkness stomata! closure. Thus the rate of transpiration increases in light and de- creases in dark.

Assertion Rate of transpiration is measured by Ganong 's photopmeter Reason Rate of transpiration decreases in light andn incrases in dark

Assertion : Light plays an important role in process of transpiration. Reason : Light leads to opening of stomata and in dark stomata get closed.

Assertion: Dark reaction is purely enzymatic reaction. Reason: It occurs only in absence of light.

Assertion : Stomate generally open in light and close in dark. Reason : Transpiration is enhanced by heating effect of light.

Assertion: Dark period play more important part in flowering than light period. Reason : Flowering occurs in short-day plant if the dark period is interrupted by light break.

ERRORLESS -TRANSPORT IN PLANTS-Transport In Plants
  1. Assertion : Plasmolysis will be severe if the process is in the order,...

    Text Solution

    |

  2. Assertion:Water absorption is reduced by lowering O2 tension. Reason...

    Text Solution

    |

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

    Text Solution

    |

  4. Assertion:Plants absorb water mostly by roots. Assertion:Root cap re...

    Text Solution

    |

  5. Assertion:Field capacity is maximum in loam soil. Reason:In water lo...

    Text Solution

    |

  6. Assertion:Only vertical movement of water is possible through xylem an...

    Text Solution

    |

  7. Assertion:Light is very important factor in transpiration. Reason:It...

    Text Solution

    |

  8. Assertion:Waxy and cutin coating on plant parts reduce the transpirati...

    Text Solution

    |

  9. Assertion:Water in liquid form reaches to plant surfaces in transpirat...

    Text Solution

    |

  10. Imbibition

    Text Solution

    |

  11. In the process of osmosis

    Text Solution

    |

  12. Osmotic Pressure

    Text Solution

    |

  13. In which part of the plant water is stroed

    Text Solution

    |

  14. Which of the following is done during ringing experiment

    Text Solution

    |

  15. The most abundant intracellular cation is

    Text Solution

    |

  16. Which of the following statement is/are not true (A). In CAM plants ...

    Text Solution

    |

  17. Match the column I and with column II

    Text Solution

    |

  18. Guttation only occurs in

    Text Solution

    |

  19. Which is the most important precaution to be obsxerved in finding out ...

    Text Solution

    |

  20. In the resting state of the neutral membrane, diffusion due to concent...

    Text Solution

    |