D. Answer the following questions in brief
1. Define the term 'pollutant'.
2. State two causes of air pollution.
3. How is carboxy haemoglobin formed?
4. State the harmful effects of chlorofluorocarbons
5. Suggest any three measures that can help to check global warming.
Class 8 CBSE Chapter 19 Pollution of Air
Please give the right answer it's urgent please don't write useless answer please.
Answers
Answer:
1) a substance that pollutes air, rivers, etc.
2)The Burning of Fossil Fuels. ...
Industrial Emission. ...
Indoor Air Pollution. ...
Wildfires. ...
Microbial Decaying Process. ...
Transportation. ...
Open Burning of Garbage Waste. ...
Construction and Demolition.
3)Oxyhaemoglobin is a bright red substance formed in the presence of oxygenated blood when hemoglobin combines with oxygen. Carboxy hemoglobin is formed when hemoglobin and carbon dioxide combine, and in this form 20% carbon dioxide exists in the blood.
4)increased incidence of skin cancer and cataracts.
immune system system damage.
damage to terrestrial and aquatic plant life.
increased formation of ground-level ozone (smog)
5) Recycle more. The aim is to cut down the amount of carbon dioxide released in the environment. ...
Drive less. ...
Plant trees. ...
Switch to renewable energy. ...
Use energy-efficient devices. ...
Use less hot water. ...
Turn off electronic devices. ...
Spread awareness