Daily Quiz-267

GK bank

Chandigarh, Updated At : 07:37 PM Nov 02, 2025 IST

1. Which agency oversees enforcement of green-cracker sale and use at state level?

A. State Pollution Control Boards (SPCBs)

B. Central Pollution Control Board (CPCB)

C. National Green Tribunal (NGT)

D. Ministry of Home Affairs

2. In green crackers, the brightness of light emission is maintained by:

A. Replacing heavy metals with rare-earth elements

B. Optimizing oxidation-reduction balance using safer metal salts

C. Increasing combustion temperature

D. Adding organic dyes

3. The innovation of green crackers represents which type of environmental policy instrument?

A. Command-and-control regulation

B. Market-based instrument

C. Voluntary eco-labelling scheme

D. Public awareness programme

4. Green crackers’ compliance certification is valid for:

A. 1 year

B. 2 years

C. 3 years

D. Indefinite period

5. Why are green crackers globally significant?

A. India is the only country with a government-backed national programme for eco-fireworks.

B. They were developed under UN Environment Programme supervision.

C. They use imported materials from EU markets.

D. They are patented by WHO.

1. D

Explanation: They integrate multiple SDGs — urban air quality (SDG 11), sustainable consumption (SDG 12), and emission reduction (SDG 13).

2. B

Explanation: Their reformulated chemistry curtails particulate matter (PM₂.₅ and PM₁₀) released during ignition.

3. B

Explanation: India’s nationally determined contribution (NDC) targets net-zero emissions by 2070; green crackers align with this broader pathway.

4. A

Explanation: Noise is reduced but not eliminated; they remain within permissible 125 dB limits.

5. D

Explanation: Carbon dioxide is a by-product of combustion itself; reductions mainly target SO₂, NOₓ, and PM.