Home
Class 12
BIOLOGY
Assertion :- Small intestine is very lon...

Assertion :- Small intestine is very long and has plica circularis & villi.
Reason:- All these increase internal surface area of small intestine for efficient food absorption.

A

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

B

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

C

If assertion is true but reason is false.

D

If both assertion and reason are false.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • DIGESTION AND ABSORPTION

    MOTION|Exercise EXERCISE -3 AIPMT & NEET YEAR QUESTIONS|30 Videos

  • CHEMICAL COORDINATION AND INTEGRATION

    MOTION|Exercise Exercise - 4 AIIMS | Assertion & Reason Questions|44 Videos

  • DIVERSITY IN THE LIVING WORLD

    MOTION|Exercise Exercise - 4 AIIMS | Assertion & Reason Questions|53 Videos

Similar Questions

Explore conceptually related problems

Give two anatomical adaptations of small intestine for increased absorption of nutrients.

How is the wall of small intestine adapted for performing the function of absorption of food?

Assertion : Small sized animals are rarely found in polar regions. Reason : Small sized animals have larger surface area relative to their volume and they have to spend much energy to generate body heat through metabolism.

Assertion : Large intestine also shows the presence of villi, like small intestine. Reason: Absorption of water takes place in large intestine.

Assertion : Stomach and intestine of our body has columnar epithelium Reason : Columnar epithelium helps is secretion and absorption.

Assertion: Small animals tend to lose body heat very fast when it is cold outside. Reason: Small animals have a larger surface area relative to their volume.

Assertion: Villi are present on the internal wall of intestine. Reason: Villi absorb digested food.

MOTION-DIGESTION AND ABSORPTION-EXERCISE -4 AIIMS | Assertion & Reason Questions
  1. Assertion :- Bile helps in emulsification of fats. Reason :- During ...

    Text Solution

    |

  2. Assertion :- Acid which reach intestine does not damage it. Reason ...

    Text Solution

    |

  3. Assertion :- Fats are transported into the lacteals in the villi. Re...

    Text Solution

    |

  4. Assertion :- Maximum absorption of food occur in small intestine. Re...

    Text Solution

    |

  5. Read the following statements and select the correct option. Stateme...

    Text Solution

    |

  6. Assertion : Bile juice is stored mainly in the gall bladder. Reason ...

    Text Solution

    |

  7. Assertion :- Small intestine is very long and has plica circularis & v...

    Text Solution

    |

  8. Assertion :- G -cells of gastric gland secrete intrinsic castle's fact...

    Text Solution

    |

  9. Assertion :- The second largest digestive gland in our body is liver. ...

    Text Solution

    |

  10. Assertion : Removal of gall bladder does affect the protein digestion....

    Text Solution

    |

  11. Assertion : Gastric glands occur throughout the alimentary canal. Re...

    Text Solution

    |

  12. Assertion : Faeces are brown coloured. Reason , Faeces contain brow...

    Text Solution

    |

  13. Assertion : Mucous glands occur throughout the alimentary canal Reas...

    Text Solution

    |

  14. Assertion :- Vitamins are essential for healthy life. Reason:- Vitam...

    Text Solution

    |

  15. Assertion :- In human, maximum digestion ocrurs in duodenum. Reason:...

    Text Solution

    |

  16. Assertion : Emulsification is necessary for the digestion of fat. Re...

    Text Solution

    |

  17. Assertion :- Pancreatic amylase digest protein to amino acid. Reaso...

    Text Solution

    |

  18. Assertion :- Carbohydrates are more suitable for the production of ene...

    Text Solution

    |

  19. Assertion :- Bile is not a true digestive juice. Reason:- Bile juice...

    Text Solution

    |

  20. Assertion :- Products of digestion are absorbed in the small intestine...

    Text Solution

    |