Daily Quiz-263

GK Bank

Chandigarh, Updated At : 08:54 PM Oct 29, 2025 IST

1. Green crackers are primarily developed under the aegis of which scientific institution?

A. Defence Research and Development Organisation (DRDO)

B. Council of Scientific and Industrial Research – National Environmental Engineering Research Institute (CSIR–NEERI)

C. Indian Institute of Toxicology Research (IITR)

D. Bhabha Atomic Research Centre (BARC)

2. The term “green” in green crackers denotes:

A. Use of biodegradable paper wrapping

B. Elimination or reduction of toxic metal and gaseous emissions

C. Colour of emitted sparks

D. Absence of sulphur compounds

3. Which of the following toxic chemical ingredients is completely eliminated from certified green crackers?

A. Aluminium powder

B. Barium nitrate

C. Potassium nitrate

D. Strontium carbonate

Q4. Which of the following is not a certified green-cracker variant developed by CSIR–NEERI?

A. SWAS

B. STAR

C. SAFAL

D. SPECTRA

5. Green crackers are designed to reduce emission levels by approximately:

A. 10-15 %

B. 25 %

C. 30-40 %

D. 60-70 %

1. D

Explanation: In December 2024, CAQM incorporated predictive enforcement based on IMD/IITM forecasts.

2. C

Explanation: GRAP targets air pollutants affecting local air quality (PM, SO₂, NOₓ), not greenhouse gases like CO₂.

3. B

Explanation: CAQM covers Delhi, Haryana, Rajasthan, and Uttar Pradesh parts of NCR — not Punjab.

4. A

Explanation: Real-time monitoring and coordination between agencies ensure timely activation.

5. B

Explanation: GRAP’s essence lies in graded, pre-emptive, and preventive measures rather than reactive ones.