| (i) It can be a naturally occurring process. |
| (ii) It is commonly found in standing rather than running water. |
| (iii) It can lead to oxygen depletion. |
| (iv) It is commonly associated with high levels of phosphates and nitrates. |
A) (iii) and (iv)
B) (i), (ii) and (iii)
C) (ii), (iii) and (iv)
D) All of the above
Correct Answer: D
Solution :
[d] All the statements regarding eutrophication are correct. Eutrophication is a natural process that occurs in an aging lake or pond as that body of water gradually builds up its concentration of plant nutrients.
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