Civil Services OPSC OAS Mock Test Series 2025 General Knowledge Ecology and Environment Environment Problems
There is growing concern over the increase in harmful algal blooms (HABs) in the seawaters of India. Consider the following statements:
1. Discharge of nutrients from the estuaries.
2. Run-off from the land during the monsoon.
3. Upwelling in the seas.
4. Increased sea surface temperatures due to climate change.
Which of the above is/are causative factors for harmful algal blooms?1
1 and 2
2
3 and 4
3
1, 3 and 4
4
All four