Chemistry MCQs
Practice free Chemistry multiple-choice questions with instant answer feedback and step-by-step solutions. Click an option to check yourself, reveal the full explanation, and work through all 1238 questions — no login required.
Question 379medium
The greenhouse effect is caused by the higher level of which gas in the atmosphere ?
Question 380medium
The atmospheric gas that is mainly responsible for green house effect :
Question 381easy
Global warming may result in
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Question 382hard
Oxygen which is vital for life is a product of photosynthesis and comes from
Question 383easy
Which one of the following is a greenhouse gas ?
Question 384hard
Acid rain is caused by the pollution of environment by
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Question 385hard
The ‘Green House effect’ is produced due to the presence of excess amount of
Question 386hard
Which gas does not form the part of atmosphere ?
Question 387hard
Which one of the following statement is correct ?Ozone is found in the earth's atmosphere mostly between