GATE ES · 2025 · ES
Question 41: Air and Noise Pollution
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Question 41
ESMCQ2 marksNeeds review
At a pressure of 1 atmosphere and temperature of 25 °C, 365 μg m
of a pollutant corresponds to mixing ratio of 139 parts per billion (ppb). The atomic weights: C – 12, H – 1, O – 16, N – 14 and S – 32. Which one of the following options most closely represents the pollutantYour answerChoose one option.
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2025ES
GATE ES 2025 · Paper 1
Environmental Science and Engineering · Original paper archive
- Section
- Environmental Science and Engineering
- Question type
- Multiple choice (MCQ)
- Marks
- 2 marks
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