3. Name diseases which can be caused due to water pollution.
4. What is the unit to measure intensity of sound?
5. Name natural events that pollute the air.
V. Answer the following questions.
1. What are the major causes of noise pollution?
2. How can we save the environment?
3. What are the harmful effects of air pollution?
4. What are the major causes of land pollution?
5. Which human activities contribute to water pollution?
Answers
Explanation:
Name diseases which can be caused due to water pollution.
ans: Dysentery. Dysentery is a combination of nausea, abdominal cramps coupled with severe diarrhoea. ...
Arsenicosis. ...
Polio (Infantile Paralysis) ...
Trachoma (Eye Infection) ...
Typhoid fever. ...
Schistosomiasis. ...
Cholera. ...
What is the unit to measure intensity of sound?
ans: decibels
Name natural events that pollute the air.
ans: Pollution problems has been reaching to significant levels by the large amount of wastes generated from the natural disasters such as earthquakes, volcanic activities, natural forest fires, tornados, flooding, tsunami, etc.
What are the major causes of noise pollution?
ans: Traffic noise.
Air traffic noise.
Construction sites.
Catering and night life.
Animals.
Physical.
Psychological.
Sleep and behavioural disorders.
What are the major causes of land pollution?
ans: Contamination of Soil. Compounds used in the environment cause pollution in various ways. ...
Mining. ...
Nuclear Waste. ...
Construction. ...
Landfills. ...
Hydraulic Fracturing. ...
Contaminated Sites: Identification by the U.S. Environmental Protection Agency (EPA)