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JEE CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY
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Mercury is emitted into air by:
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Correct option: B
Burning garbage
Option B (Burning garbage) is correct because burning garbage often contains mercury-containing items, leading to mercury emissions.
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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: