Q1. What was Delhi's overall Air Quality Index (AQI) on November 23, 2025?
Explanation
Delhi's overall AQI on November 23, 2025 was 381, categorised as Very Poor by the Central Pollution Control Board (CPCB).
6 Pollution बहुविकल्पीय प्रश्नों का अभ्यास करें, विस्तृत उत्तर और व्याख्या सहित। RAS/RPSC परीक्षा की तैयारी के लिए आदर्श।
Q1. What was Delhi's overall Air Quality Index (AQI) on November 23, 2025?
Explanation
Delhi's overall AQI on November 23, 2025 was 381, categorised as Very Poor by the Central Pollution Control Board (CPCB).
Q2. CSIR-NEERI's eco-modified 'green crackers' claim to reduce PM2.5 emissions by what percentage compared to conventional firecrackers?
Explanation
CSIR-National Environmental Engineering Research Institute (NEERI) states its green crackers reduce PM2.5 emissions by 30-40% through safer chemical formulations using reduced aluminium and barium compounds, while maintaining sound and visual effects.
Q3. Which body monitors and records the Air Quality Index (AQI) in India?
Explanation
The Central Pollution Control Board (CPCB), under the Ministry of Environment, Forest and Climate Change, monitors and records the Air Quality Index (AQI) across Indian cities.
Q4. The '4Is framework' proposed by the World Bank 'A Breath of Change' report for tackling air pollution in the Indo-Gangetic Plains includes which of the following components?
Explanation
The '4Is framework' in the World Bank 'A Breath of Change' report stands for Information, Incentives, Institutions, and Infrastructure — the four pillars for addressing regional air quality issues across the Indo-Gangetic Plains and Himalayan Foothills.
Q5. According to a report released in early October 2025, how much e-waste did India generate in 2025?
Explanation
India generated 2.2 million tonnes of e-waste in 2025, a 150% surge from 0.71 MT in 2017-18, making it the third-largest generator globally after China and the USA.
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Q6. According to the World Bank report 'A Breath of Change' released on January 29, 2026, what is the estimated annual economic loss due to air pollution in India as a share of GDP?
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