UPSC Civil Services Prelims 2011
Question 48 of 53Environment and Ecology
There is a concern over the increase in harmful algal blooms in the seawaters of India. What could be the causative factors for this phenomenon? 1. Discharge of nutrients from the estuaries. 2. Run-off from the land during the monsoon. 3. Upwelling in the seas. Select the correct answer from the codes given below:
A1 only
B1 and 2 only
C2 and 3 only
D1, 2 and 3
Correct Answer
The correct answer is hidden
Explanation
20 words hidden ... monsoon both enrich marine waters. Upwelling can also bring nutrient-rich deeper water to the surface, further ... 23 words hidden