Q. Cloud seeding is an artificial way to induce moisture in the clouds through chemicals so as to cause a rainfall. Which of the following chemicals are dumped onto the clouds to bring rain shower?
  1. Silver Iodide
  2. Dry Ice
  3. Potassium iodide
  4. Liquid propane
Select the correct option from codes given below:

Answer: 1, 2, 3 & 4
Notes: All of the above given chemicals are used in cloud seeding.

This question is part of UPSC Daily 20 MCQ Series Course on GKToday Android app.