With reference to Eutrophication, which of the following statements is/are correct? 1. It is a phenomenon of nutrient enrichment of a water body. 2. It depletes dissolved oxygen of the water. Select the correct answer using the codes given below:

1 only
2 only
Both 1 and 2
Neither 1 nor 2

விடையைக் காட்டு & விளக்கம்

விடை: (C) Both 1 and 2

விளக்கம்

Eutrophication is nutrient (N, P) enrichment of a water body causing algal blooms. Their decomposition depletes dissolved oxygen. Both statements are correct.