The percentage of water found in oceans is:
A93%
B97%
C86%
D89%
Correct answer
C. 86%
Explanation
The correct answer is 86%.
Correct answer
C. 86%
Explanation
The correct answer is 86%.
Biological treatment of water pollution is done with the help of:
Wildlife areas of Pakistan:
The number of primary producers within a specified area world be maximum in:
Plants, such as Prosopis, Acacia, and Capparis represent examples of tropical:
State owned forests means:
Mechanical thinning is: