Assertion [A]: Bacteria are prokaryotic organisms.

Reason [R]: Bacteria do not possess true nucleus.

A is correct and R is incorrect.

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R is correct and A is incorrect.

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Both A and R are correct and R is the correct explanation for A.

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Both A and R are correct but R is not the correct explanation for A.

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Solution

The correct option is C Both A and R are correct and R is the correct explanation for A.
Bacteria belongs to kingdom Monera. They are prokaryotic organisms. This means that they do not contain a well defined nucleus. All the membrane bound cell organelles like mitochondria, endoplasmic reticulum, etc are absent.

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(b) Both assertion and reason are correct, but reason does not explain assertion.
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Assertion [A]: Bacteria are prokaryotic organisms. Reason [R]: Bacteria do not possess true nucleus.

Assertion [A]: Bacteria are prokaryotic organisms.

Reason [R]: Bacteria do not possess true nucleus.