Pollution MCQ — 6 Practice Questions with Answers

Practice 6 Pollution multiple-choice questions with detailed answers and explanations. Ideal for RAS/RPSC exam preparation.

6 Questions Environment

Q1. What was Delhi's overall Air Quality Index (AQI) on November 23, 2025?

A 281 (Poor)

B 450 (Severe)

C 381 (Very Poor) Correct

D 500 (Hazardous)

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?

A 30 to 40 percent Correct

B 10 to 15 percent

C 50 to 60 percent

D 70 to 80 percent

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?

A National Green Tribunal

B Ministry of Environment

C Indian Meteorological Department

D Central Pollution Control Board (CPCB) Correct

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?

A Investment, Industry, Innovation, Integration

B Inspection, Imports, Inclusion, Indicators

C Insurance, Implementation, Intelligence, Immunity

D Information, Incentives, Institutions, Infrastructure Correct

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?

A 1.2 million tonnes

B 3.5 million tonnes

C 0.71 million tonnes

D 2.2 million tonnes Correct

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?

A 1.5% of GDP

B 2.5% of GDP

C 3.5% of GDP

D 4.5% of GDP

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Frequently Asked Questions

How many Pollution MCQ questions are available?

There are 6 Pollution practice MCQs available on Aspirant Academy, with detailed answers and explanations for each question.

Are answers and explanations provided for Pollution MCQs?

Yes, every Pollution question comes with the correct answer and a detailed explanation to help you understand the underlying concept.

How is Pollution relevant to the RAS/RPSC exam?

Pollution falls under the Environment section of the RAS/RPSC syllabus. It is a frequently tested area and regular practice with these MCQs will strengthen your preparation.

Can I practice Pollution questions in Hindi?

Yes, Aspirant Academy offers bilingual support. You can practice Pollution MCQs in both English and Hindi, including questions, options, and explanations.

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Pollution MCQ — 6 Practice Questions with Answers

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