Skip to main content
Back to ENVIRONMENTAL CHEMISTRY

JEE CHEMISTRY MCQ: ENVIRONMENTAL CHEMISTRY

1 Medium
1 of 1
Understanding +4 | -1
It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of:
View answer and explanation
Correct option: B
CO
Option B is correct because carbon monoxide (CO) is a highly toxic gas produced by incomplete combustion in car engines. In a closed garage, it can quickly reach dangerous levels, leading to CO poisoning.

More Questions from ENVIRONMENTAL CHEMISTRY

Practice All Chapter MCQs →
Type at least 2 characters or jump directly:
🔓

Save your learning progress

Sign in with a free account to save your practice answers and quiz results, then return to them when you revise.