Advertisements
Advertisements
Question
What are natural reasons for water pollution?
Advertisements
Solution
The natural reasons of water pollution are:
- Presence of aquatic weeds which depletes the oxygen content of water bodies.
- Excessive algal growth.
- Mud and sludge which are added to water bodies due to river currents and their diversions.
- Growth of microbes like bacteria and fungi on dead and decaying matter present in water bodies.
RELATED QUESTIONS
What do you mean by Biochemical Oxygen Demand (BOD)?
What do you do in the following situations:
Get turbid drinking water during monsoon.
Give an account of various sources and harmful effects of water pollution.
A lot of fish are dying near a sea shore. Describe any two possible causes.
Answer the following question in one or two paragraphs
What are the major causes of water pollution?
What is water pollution?
71% of earth surface is covered with:
Dissolved oxygen in water is responsible for aquatic life. What processes are responsible for the reduction in dissolved oxygen in water?
Mention the standards prescribed by BIS for quality of drinking water.
Classify the most significant sources of water pollutants.
