[PPSC Scientific Assistant (Chemistry) 2023]

22. Given are the statements regarding sulphur cycle.
1. Most sulphur occurs as rocks or as dissolved in ocean
2. Hydrogen sulphide and dimethylsulphide are long-lived gases and comprise a major part of the atmosphere
3. A major fraction of sulphur is present in the proteins of living organisms
4. Bacteria drive the sulphur cycle
 

Identify the correct answer from the options given below

1. 1 and 3 Only

2. 2 and 3 Only

3. 3 and 4 Only

4. 1 and 4 Only

Correct Answer :

1 and 4 Only