Assertion :Nicotine is an alkaloid found in tobacco.
Reason :It has several uses.

If both assertion and reason are true and the reason is the correct explanation of the assertion.

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If both assertion and reason are true but reason is not the correct explanation of the assertion.

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If assertion is true but reason is false.

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If the assertion and reason both are false.

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If assertion is false but reason is true.

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Solution

The correct option is D If both assertion and reason are true but reason is not the correct explanation of the assertion.
Answer is option B
Nicotine is found in tobacco and it is alkaloid in nature. It is a parasympathomimetic drug as it stimulates the parasympathetic nervous system (PSNS). Nicotine and relative compounds have therapeutic uses like it is used to treat ulcerative colitis.
Hence, the answer is "If both assertion and reason are true but the reason is not the correct explanation of assertion"

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Similar questions

Read the assertion and reason carefully to mark the correct option out of the options given below :

(a) If both assertion and reason are true and the reason is the correct explanation of the assertion.

(b) If both assertion and reason are true but reason is not the correct explanation of the assertion.

(d) If the assertion and reason both are false.

(e) If assertion is false but reason is true.

Assertion: Acetic acid does not undergo haloform reaction.

Reason: Acetic acid has no alpha hydrogens.

\to τ = \to r \times \to F b u t \to τ \neq \to F \times \to r .

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