$A$: Annelids,arthropods,and molluscs are protostomial coelomates.
$R$: All three phyla include members with bilateral symmetry and a true coelom.

  • A
    Assertion and Reason both are correct and Reason is the correct explanation of Assertion.
  • B
    Assertion and Reason both are correct but Reason is not the correct explanation of Assertion.
  • C
    Assertion is correct,but Reason is incorrect.
  • D
    Both Assertion and Reason are incorrect.

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Similar Questions

Match List $I$ with List $II$.
List $I$List $II$
$A$. Taenia$I$. Nephridia
$B$. Paramoecium$II$. Contractile vacuole
$C$. Periplaneta$III$. Flame cells
$D$. Pheretima$IV$. Urecose gland

Choose the correct answer from the options given below:

Which of the following groups of three animals is correctly matched with their morphological characteristics?

How many of the following animals exhibit bilateral symmetry,are triploblastic,and possess a true coelom?
Sepia,Loligo,Sea anemone,Balanoglossus,Dentalium,Sea lily,Chiton,Pearl oyster,Starfish

Which of the following characteristics are $NOT$ common to both Aves (birds) and Mammalia (mammals)?
$I$ - Homeothermic (warm-blooded) animals.
$II$ - Respire through lungs.
$III$ - Possess a four-chambered heart.
$IV$ - Dioecious (sexes are separate).
$V$ - Possess hair on the skin.
$VI$ - Show internal fertilization.
$VII$ - Possess teeth.

Which of the following organisms possess an open-type circulatory system?

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