Assertion :Blood vessels are present in earthworm. Reason: Earthworm has an open type of blood vascular system.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is C Assertion is correct but Reason is incorrect
Blood glands are present on the 4th, 5th and 6th segments. They produce blood cells and haemoglobin which is dissolved in blood plasma. Earthworm has closed type of blood vascular system as the blood flows in the closed blood vessels.
So, the correct answer is 'Assertion is correct but Reason is incorrect'

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