Assertion : Penicillin (G) is an antihistamine.

Reason: Penicillin (G) is effective against gram-positive bacteria.

Read the above assertion and reason and choose the correct option regarding it.

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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Both Assertion and Reason are incorrect

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is D Assertion is incorrect but Reason is correct
The assertion that Penicillin (G) is an antihistamine is incorrect. Penicillin (G) is an antibiotic. It is a narrow spectrum antibiotic. Hence it effective against both gram positive as well as Gram negative bacteria. Therefore, the Reason is correct.
Hence, option E is the right answer.

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Similar questions

Assertion and Reason
In the following questions a statement of assertion (A) followed by a statement reason (R) is given. Choose the correct answer out of the following choice..
(a) Assertion and reason both are correct statements but reason does not explain assertion.
(b) Assertion and reason both are correct and reason explains asssWon.
(c) Both assertion and reason are Wrong statements.
(d) Assertion is correct statement reason is wrong statement.
(e) Assertion is wrong statement reason is correct statement.

Assertion (A) Penicillin (G) is an antihistamine.
Reason (R) Penicillin (G) is effective against gram positive as well as gram negative bacteria.

Q. Assertion: The compressibility factor for

H_{2}

and

H e

(1 + \frac{P b}{R T})

Reason: The compressibility factor for

H_{2}

and

H e

can be derived from Van der Waal's equation.

Assertion: All the points (1, 0), (-1, 0), (2, 0) and (5, 0) lie on the x – axis.

Reason: Equation of the x – axis is y = 0
Now, choose the correct option.

Assertion (A) Order of the reaction can be zero or fractional.

Reason (R) We cannot determine order from balanced chemical equation.

(a) Both assertion and reason are correct and the reason is correct explanation of assertion
(b) Both assertion and reason are correct, but reason does not explain assertion.
(c) Assertion is correct, but reason is incorrect
(d) Both assertion and reason are incorrect
(e) Assertion is incorrect but reason is correct.

Assertion (A) Order and molecularity are same.

Reason (R) Order is determined experimentally and molecularity is the sum of the stoichimetric coeffcient of rate determining elementary step.

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Assertion : Penicillin (G) is an antihistamine.Reason: Penicillin (G) is effective against gram-positive bacteria.Read the above assertion and reason and choose the correct option regarding it.

Assertion : Penicillin (G) is an antihistamine.

Reason: Penicillin (G) is effective against gram-positive bacteria.

Read the above assertion and reason and choose the correct option regarding it.