Assertion :Plastids have double stranded extrachromosomal DNA. Reason: Plastids are possessed by all of the eukaryotic cells.

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.
In a eukaryotic cell, extrachromosomal DNA is present in cell organelles like mitochondria and chloroplasts. Chloroplasts and other plastids are not found in all eukaryotes, e.g., they are absent in fungi and animal cells. Hence, Assertion is correct but Reason is incorrect.

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