Millionaire Mode

Islands and Coral Reefs: A Quest for Knowledge

Question 1 of 15

What is the primary factor responsible for the formation of coral reefs?

  1. Submerged volcanic mountains
  2. Accumulation of sediment
  3. Coral growth on continental shelves
  4. Erosion by ocean currents

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