Millionaire Mode

Islands and Coral Reefs: A Challenge for the Curious and Knowledgeable

Question 1 of 15

What is the primary mechanism responsible for the formation of oceanic islands?

  1. Volcanic activity
  2. Erosion and deposition
  3. Coral growth
  4. Continental drift

Prize Money

15₹7 Crores
14₹1 Crore
13₹50,00,000
12₹25,00,000
11₹12,50,000
10₹6,40,000
9₹3,20,000
8₹1,60,000
7₹80,000
6₹40,000
5₹20,000
4₹10,000
3₹5,000
2₹2,000
1₹1,000