Home
Class 12
BIOLOGY
[A] : Earthworm obtain oxygen for respir...

[A] : Earthworm obtain oxygen for respiration through moist skin . They do not have respiratory organs .
[R] : They are burrowing in habit .

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

Promotional Banner

Topper's Solved these Questions

  • ANATOMY OF FLOWERING PLANTS

    TRUEMAN BIOLOGY|Exercise MULTIPLE CHOICE QUESTIONS|190 Videos

  • ANIMAL KINGDOM -NONCHORDATES

    TRUEMAN BIOLOGY|Exercise MCQ|291 Videos

Similar Questions

Explore conceptually related problems

Earthworms obtain oxygen for respiration through moist skin. They do not have respiratory organs because

Earthworms absorb oxygen through moist skin,

The two organisms which breathe only through their moist skin are

Why do higher animals have special respiratory organs with large area?

Earthworms and frogs breathe through their skin because of which the skin of both the organisms is

Name an animal which absorbs oxygen through its moist skin

Which ONE of the following organisms respire through the skin ?

Which of the following sentences about insects are correct? A. Most insects breathe through spiracles and tracheae as they do not have lungs. B. Most insects breathe through skin as they do not have lungs for respiration. C. The blood of an insect is not red in colour because an insect does not have haemoglobin. D. The body tissues of an insect contribute respiration by taking in oxygen and giving of carbon dioxide.

TRUEMAN BIOLOGY-Animal Kingdom -ASSERTION AND REASON
  1. [A] : All invertebrates can keep their body temperature constant all t...

    Text Solution

    |

  2. [A] : In Taenia solium , bladder worm is also known as cysticercus . ...

    Text Solution

    |

  3. [A] : Earthworm obtain oxygen for respiration through moist skin . The...

    Text Solution

    |

  4. [A] : Presence of alimentary canal would not have suited the mode of l...

    Text Solution

    |

  5. [A]: Development in cockroach is termed as retrogressive metamorphosis...

    Text Solution

    |

  6. [A] : All the gills of Palaemon are phyllobranchs . [R] : Each gill ...

    Text Solution

    |

  7. [A] : Renal-sac of Prawn functions in same manner as vertebrate kidney...

    Text Solution

    |

  8. [A] : Pila is adopted to lead an amphibious life . [R] : It is provi...

    Text Solution

    |

  9. [A] : Chordates have poor regeneration power while non-chordates have ...

    Text Solution

    |

  10. [A] : In lower invertebrates the digestion is intracellular while in h...

    Text Solution

    |

  11. [A] : Chordates have an oxygen carrying pigment called haemoglobin . I...

    Text Solution

    |

  12. [A] : Huxley comments that Birds are glorified reptiles . [R] : Bird...

    Text Solution

    |

  13. [A] : Birds excrete uric acid . [R] : Birds do not have a urinary b...

    Text Solution

    |

  14. [A] : In elastic lungs of birds are supplemented by remarkable system ...

    Text Solution

    |

  15. [A] : Sphenodon is referred to as a living fossil . [R] : It has ret...

    Text Solution

    |

  16. [A] : In reptiles , lizards show autotomy . [R] : Tail of most lizar...

    Text Solution

    |

  17. [A] : Heloderma is called beaded lizard . [R] : Its scales resemble ...

    Text Solution

    |

  18. Assertion: Kraits ar poisonous snakes. Reason: Belly scales are smal...

    Text Solution

    |

  19. [A] : In the adult bird , only the left ovary is well developed . [R...

    Text Solution

    |

  20. [A] : Rabbit is classified as mammal . [R] : Rabbit possesses mammar...

    Text Solution

    |