JIPMER2014BotanyEnvironmental Issues
A lake with an inflow of domestic sewage rich in organic waste may result in
Options
- Adrying of the lake very soon due to algal bloom
- Ban increased production of fish due to lot of nutrients
- Cdeath of fish due to lack of oxygen
- Dincreased population of aquatic food web organisms
Correct answer
C. death of fish due to lack of oxygen
Step-by-step solution
Oxygen level goes down due to algel bloom. These bloom also release some toxic chemical which kill fishes and other animals.