Millionaire Mode

Photosynthesis Experiments - Class IX

Question 1 of 12
Which of the following scientists concluded by his experiments that green plant play a role in  purifying the noxious air only in the presence of sunlight?
  1. Priestley
  2. Ingenhousz
  3. Sachs
  4. Engelmann

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