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JEE CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY
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Given below are two statements: one is labelled as Assertion A and the other is labelled as Reason R
Assertion A: Hydrogen is an environment friendly fuel.
Reason R: Atomic number of hydrogen is 1 and it is very light element.
In the light of the above statements, choose the correct answer from the options given below
Assertion A: Hydrogen is an environment friendly fuel.
Reason R: Atomic number of hydrogen is 1 and it is very light element.
In the light of the above statements, choose the correct answer from the options given below
View answer and explanation
Correct option: C
Both A and R are true but R is NOT the correct explanation of A
Option C is correct because while both statements are true, the atomic number and lightness of hydrogen do not directly explain its environment-friendly nature.
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Given below are two Statements:
Statement I: Classical smog occurs in cool humid climate. It is a reducing mixture of smoke, fog and sulphur dioxide.
Statement II: Photochemical smog has components, ozone, nitric oxide, acrolein, formaldehyde, PAN etc.
In the light of the above statements, choose the most appropriate answer from the options given below. A substance which is not present in nature but added to atmosphere due to human activity and cause adverse effect on environment is called UV radiations bring about The main source of atmospheric pollution is Which of the following is a primary pollutant? Lead in water can cause:
Statement I: Classical smog occurs in cool humid climate. It is a reducing mixture of smoke, fog and sulphur dioxide.
Statement II: Photochemical smog has components, ozone, nitric oxide, acrolein, formaldehyde, PAN etc.
In the light of the above statements, choose the most appropriate answer from the options given below. A substance which is not present in nature but added to atmosphere due to human activity and cause adverse effect on environment is called UV radiations bring about The main source of atmospheric pollution is Which of the following is a primary pollutant? Lead in water can cause: