A) Carbon
B) Sodium
C) Phosphorus
D) Magnesium
Correct Answer: A
Solution :
Carbon is present in the abiotic environment in four forms \[C{{O}_{2}}\] in air or atmosphere Disved \[C{{O}_{3}}\] or carbonic acid and bicarbonate in water or hydrosphere Fossil fuels Carbonates and graphites in the rocks
You need to login to perform this action.
You will be redirected in
3 sec
