What does AQI stand for

Atmospheric Quality Information

Class 9 Chemistry · Chapter 10 · Test 8

Air Quality Index

24 MCQs covering the Air Quality Index AQI its rating levels health risks high-risk groups and recommended measures for reducing exposure to polluted air.

MCQs

24 questions · 20 min · 24 marks

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Sample questions

The first 5 of 24. Try each one, then tap to see the answer.

Question 1
What does AQI stand for
- AAir Quality Index
- BAir Quantity Indicator
- CAtmospheric Quality Information
- DAir Pollution Indicator
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Answer: A
AQI stands for Air Quality Index.
Question 2
What does the AQI rating system show
- AHow bad the atmosphere is
- BThe amount of rainfall
- CThe speed of wind
- DThe temperature of oceans
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Answer: A
The AQI rating system shows how bad the atmosphere is.
Question 3
Which AQI value indicates good air quality
- AUnder 50
- BBetween 100 and 150
- COver 200
- DOver 300
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Answer: A
An AQI value under 50 indicates good air quality.
Question 4
Which AQI value indicates hazardous air quality
- AOver 300
- BUnder 50
- CBetween 50 and 100
- DBetween 100 and 150
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Answer: A
An AQI value over 300 is classified as hazardous.
Question 5
Which group is identified as being at higher risk from poor air quality
- AChildren under 18
- BHealthy adults only
- CPeople who exercise indoors
- DPeople living near oceans
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Answer: A
Children under 18 are listed among the high-risk groups.

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