Daily Quiz- 290

Bank on GK

Chandigarh, Updated At : 05:05 PM Nov 25, 2025 IST

Q1. The first documented use of cloud seeding was by:

A. Vincent Schaefer

B. Isaac Newton

C. Alfred Wegener

D. Charles Keeling

Q2. Which of the following international conventions could regulate large-scale weather modification?

A. Paris Agreement

B. ENMOD Convention (1977)

C. Kyoto Protocol

D. Cartagena Protocol

Q3. Which of the following Indian institutions has researched cloud seeding scientifically?

A. Indian Institute of Tropical Meteorology (IITM), Pune

B. ISRO Space Applications Centre

C. CSIR–NPL

D. National Remote Sensing Centre

Q4. Which of the following is NOT an objective of cloud seeding?

A. Reducing hail

B. Enhancing snowfall

C. Suppressing cyclones

D. Increasing rainfall

Q5. In ethical terms, the criticism of cloud seeding arises because it:

A. Involves carbon emissions

B. Can cause unequal rain distribution between regions

C. Reduces oxygen in air

D. Uses military aircraft

1. B

Explanation: Cloud seeding cannot create clouds from dry air; it only enhances existing ones.

2. D

Explanation: All three have used cloud seeding for different purposes — from event management to water security.

3. B

Explanation: Hygroscopic seeding enhances droplet coalescence in warm clouds using salts.

4. B

Explanation: Karnataka’s Project Varshadhare focuses on artificial rain to mitigate drought.

5. A

Explanation: Silver iodide accumulation may affect soil and aquatic ecosystems though in trace amounts.