Relevance
Practice Question :
Relevance
Practice Question :
Launched by: Central Pollution Control Board (CPCB), 2014
Parameters (8 pollutants):
AQI Categories:
| Category | AQI Range | Colour | Health Impact |
| Good | 0–50 | Green | Minimal impact |
| Satisfactory | 51–100 | Light Green | Minor breathing discomfort to sensitive people |
| Moderate | 101–200 | Yellow | Breathing discomfort to people with lungs/heart issues |
| Poor | 201–300 | Orange | Breathing discomfort on prolonged exposure |
| Very Poor | 301–400 | Red | Respiratory illness on prolonged exposure |
| Severe | 401–500 | Maroon | Serious health impacts even on healthy people |