Daily Quiz- 265

1. Which of the following metallic components are specifically minimized in green-cracker formulations?
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   Aluminium

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   Copper

   Strontium

   Iron oxide

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Select the correct answer:

1 and 2 only

1, 2, and 4 only

2 and 3 only

1 and 4 only

2. The certification and testing of green crackers are jointly done by:

CSIR–NEERI and CPCB

CSIR–NEERI, CFEES and Petroleum and Explosives Safety Organisation (PESO)

CPCB and BIS

MoEFCC and IMD

3. Which of the following correctly differentiates green crackers from traditional ones?

They have higher combustion temperature.

They eliminate oxidising agents entirely.

They employ controlled oxidation and lower flame temperature.

They rely exclusively on electronic ignition.

4. Under which legislation are manufacturing norms for fireworks regulated in India?

Air (Prevention and Control of Pollution) Act, 1981

Explosives Act, 1884 and Explosives Rules, 2008

Environment (Protection) Act, 1986

Factories Act, 1948

5. Which city hosted the first official sale of certified green crackers in 2019?

Chennai

Delhi

Nagpur

Sivakasi

Answers Quiz- 264 (October 30)

1. A

Explanation: Zeolite functions as an adsorbent material, trapping particulate residues and gaseous pollutants.

2. C

Explanation: The QR-code ensures traceability and prevents sale of counterfeit crackers falsely marketed as “green”.

3. A

Explanation: In 2018, the Supreme Court directed MoEFCC and CSIR to create a framework for “green crackers”.

4. C

Explanation: SWAS = Safe Water Releaser; during combustion, it emits water vapour, reducing suspended particulate matter.

5. B

Explanation: CPCB permits ≤ 125 dB(AI) peak @ 4 m distance for fireworks; green crackers comply with or stay below this threshold.