Millionaire Mode

Respiratory system: the organ system - class-VII

Question 1 of 46

The trachea is prevented from collapsing by

  1. Complete cartilaginous rings
  2. Incomplete cartilaginous rings
  3. Bony rings
  4. Chitinous rings

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