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A : Euro-II norms are framed to reduce t...

A : Euro-II norms are framed to reduce the content of CO and aromatic compounds from fuels.
R : These compounds lead to reduce visibility and carboxyhemoglobin formation.

A

If both Assertion & Reason are true and the reason is the correct explanation of the assertion, then mark (1).

B

If both Assertion & Reason are ture but the reason is not the correct explanation of the assertion, then mark (2).

C

If Assertion is true statement but Reason is false, then mark (3).

D

If both Assertion and Reason are false statements, then mark (4).

Text Solution

Verified by Experts

The correct Answer is:
D
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Knowledge Check

  • Assertion: Euro II norms are framed to reduce the content of CO and aromatic compounds from fuels. Reason: These compounds lead to reduced visibility and carboxyhemoglobin formation.

    A
    If both Assertion and Reason are true and the reason is the correct explanation of the assertion, then mark (1).
    B
    If both Assertion and Reason are true but the reason is not the correct explanation of the assertion, then mark (2).
    C
    If Assertion is true but Reason is false, then mark (3).
    D
    If both Assertion and Reason are false, then mark (4).

  • Statement-1:In cyanide process for the extraction of gold and silver from their native ores, the cyanide solution acts as a reducing agent to reduce the gold and silver compounds present in the ores, the cyanide solution acts as a reducing agent to reduce the gold and silver compounds present in the ores into the metallic states. Statement-2:In the extraction of gold and silver the cyanide solution acts as complexing reagent in the presence of air and form their respective soluble complexes.

    A
    Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-1
    B
    Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-1
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    Statement-1 is True, Statement-2 is False.
    D
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  • A: An organic compound on diazotisation followed by reaction with alkaline solution of beta - naphthol gives orange dye. R: An organic compound is aromatic amino compound which forms diazonium salts and undergoes coupling reaction to from azo dye.

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    A is false, R is true

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