Home
Class 12
BIOLOGY
(A) : Plants can make use of only capill...

(A) : Plants can make use of only capillary water.
(R) : It is present in all types of soil.

A

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

B

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

C

If (A) is true but (R) is false.

D

If both (A) and (R) are false.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ENVIRONMENTAL ISSUES

    GRB PUBLICATION|Exercise NCERT Corner (Exemplar Problems)|33 Videos
  • ECOSYSTEM

    GRB PUBLICATION|Exercise EXEMPLAR PROBLEMS|41 Videos
  • GENE EXPRESSION AND REGULATION

    GRB PUBLICATION|Exercise NCERT Corner(Exemplar Problems)|46 Videos

Similar Questions

Explore conceptually related problems

Select the statements regarding "Good soil" a. The maximum amount of water soil can hold and it is called field capacity. b. The loamy soil has high field capacity and it has more amount of hygroscopic water. c. Gravitational water is runaway water. d. capillary water is present inside the microspores of soil and is the water that is available to plant roots.

Soil pores with capillary water are

Total water content present in a soil is called

Assertion Capillary water is the readily available water to plants. Reason Capillary water is the thin film of water which is retained around soil particles.

How does gravitational water differ from capillary water in the soil ? Which of these is availbale to the plant?

In neem plant, which type of leaf is present

Capillary water is the water available to the plants for absorption.

A glass capillary tube of radius r is placed vertically touching the surface of water. The water rises to height h in capillary tube. If now the tube is dipped into water till only h/2 length of it is outside the water surface the , radius of curvature of the meniscus of water in capillary tube will be,

Microbody present only in plants is

GRB PUBLICATION-ENVIRONMENTAL ISSUES-Assertion & Reason Type Questions
  1. (A) : Light is an important abiotic factor. (R) : Life is not possib...

    Text Solution

    |

  2. (A) : The spectral quality of solar radiation is important for life. ...

    Text Solution

    |

  3. (A) : Plants can make use of only capillary water. (R) : It is prese...

    Text Solution

    |

  4. (A) : Interspecific competition is a potent force in organic evolution...

    Text Solution

    |

  5. (A) : Brood parasitism is a social parasitism among birds. (R) : Koe...

    Text Solution

    |

  6. (A) : Decomposition is largely an oxygen requiring process. (R) : D...

    Text Solution

    |

  7. (A) : The series of organisms eating one another form the food chain. ...

    Text Solution

    |

  8. (A) : The successful establishment of a species in a bare area is call...

    Text Solution

    |

  9. (A) : Food chains are interconnected at various trophic levels to form...

    Text Solution

    |

  10. (A) : The concept of ecological pyramid was developed by Arthur Tansle...

    Text Solution

    |

  11. (A) : Nutreints are never lost from the ecosystems (R) : They are re...

    Text Solution

    |

  12. (A) : The availability of light on land is closely linked with that of...

    Text Solution

    |

  13. (A) : The success of mammals is largely due to their ability to mainta...

    Text Solution

    |

  14. (A) : Small animals have a larger surface area relative to their volum...

    Text Solution

    |

  15. (A) : Many desert plants keep their stomata closed during day time. ...

    Text Solution

    |

  16. (A) : Mycorrhizae represent an intimate mutualistic relation between a...

    Text Solution

    |

  17. (A) : When resources become progressively limiting, the population gro...

    Text Solution

    |

  18. Assertion : Earthworm are known are known as friends of farmers Reas...

    Text Solution

    |

  19. (A) : Primary productivity depends on the plant species inhabiting a p...

    Text Solution

    |

  20. (A) : Motor vehicles equipped with catalytic converter should use unre...

    Text Solution

    |