Home
Class 12
BIOLOGY
Assertion: C(4) photosynthetic pathway i...

Assertion: `C_(4)` photosynthetic pathway is more efficient than the `C_(3)` pathway.
Reason : Photorespiration is suppressed in `C_(4)` plants.

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

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • Plant Morphology & Reproduction

    TRUEMAN BIOLOGY|Exercise ASSERTION AND REASON|62 Videos
  • PRINCIPLES OF INHERITANCE AND VARIATIONS

    TRUEMAN BIOLOGY|Exercise MCQs|343 Videos

Similar Questions

Explore conceptually related problems

Name two C_(4) plants.

The C_(4) plants are photosynthetically more efficient than C_(3) plants because

In case of C_(4) -pathway

The C_(4) - plants are

Choose the correct one for photorespiration that occurs in C_(3) plants.

C_(3) plants and C_(4) plants

Plants showing C_(4) photosynthesis have

Assertion: Photosynthetically C_(4) plants are less efficient than C_(3) plants. Reason: The operation of C_(4) pathway requires the involvement of only bundle-sheath cells.

Assertion : C_(4) photosynthesis is more sensitive to low temperature as compared to C_(3) photosynthesis . Reason : the rubisco found in C_(4) plants is more sensitive to low temperature as compared to C_(3) plants.

How are photorespiratory losses overcome by C_(4) Plants?

TRUEMAN BIOLOGY-Plant Physiology -ASSERTION AND REASON
  1. [A]: Photosynthesis is an oxidation reduction process. [R]: Light re...

    Text Solution

    |

  2. Assertion. Nitrogen deficiency induced purplish colouration in stems, ...

    Text Solution

    |

  3. Assertion: C(4) photosynthetic pathway is more efficient than the C(3)...

    Text Solution

    |

  4. Assertion. The atmospheric concentration of CO(2) at which photosynthe...

    Text Solution

    |

  5. Assertion: Sigmoid growth curve consists of four parts. Reason : La...

    Text Solution

    |

  6. [A] : 2,4-D is a herbicide [R] : It is not used during sowing of cro...

    Text Solution

    |

  7. [A] : Nastic movements occur in the directions of stimuls [R] : "Tou...

    Text Solution

    |

  8. [A] : Germinating seeds which store fats as reserve food material are ...

    Text Solution

    |

  9. [A] : Gibberellic acid , when added to isolated aleurone , induce amyl...

    Text Solution

    |

  10. [A] : When apical bud is removed, the next axial bud begins to grow ou...

    Text Solution

    |

  11. [A]: Xanthium will not flower if the long dark period is interrupted b...

    Text Solution

    |

  12. [A]: Senescence is induced by the applica- tion of cytokinin in plants...

    Text Solution

    |

  13. Assertion : A correct concentration of auxin and cytokinin is required...

    Text Solution

    |

  14. [A]: The endogenous level of plant hormones is measured by Bioassay te...

    Text Solution

    |

  15. [A] : Bolting of rosette plants is caused by Gibberellins. [R]: Gibb...

    Text Solution

    |

  16. (A]: Cytokinins help in retention of cholorophyll and delayed senescen...

    Text Solution

    |

  17. [A]: Plants hormones are called phytohor- mones [R]: They increase ...

    Text Solution

    |

  18. [A] : Senescence occurs in all non meristematic cells. [R]: Meristem...

    Text Solution

    |

  19. Assertion . Senescence is the time when age associated defects are man...

    Text Solution

    |

  20. Assertion: Photosynthetically C(4) plants are less efficient than C(3)...

    Text Solution

    |