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01/09/2020 12:54 pm
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Assertion : Acraniata is a group of organisms which do not have distinct cranium.
Reason : It includes small marine forms without head.
(a) If both Assertion and Reason are correct and Reason is the correct explanation of Assertion.
(b) If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion.
(c) If Assertion is correct but Reason is incorrect.
(d) If both the Assertion and Reason are incorrect.
1 Answer
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01/09/2020 12:55 pm
Correct option: (b)
Explanation:
Cephalochordates and urochordates are acraniates. These are marine animals without cranium, jaws, vertebral column and paired appendages. Notochord is present and they are less developed than crainates.
This post was modified 4 years ago by nikhil04