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प्रश्न
Distinguish between the following :
Quantitative Pollutants and Qualitative Pollutants.
उत्तर
Quantitative Pollutants :
- The excess of CO2, Nitrogen oxide, etc. pollutes the atmosphere.
- These create an unhealthy atmosphere due to the scarcity of oxygen.
Qualitative Pollutants :
- Use of pesticides, chemical fertilizers pollute the composition of the atmosphere.
- These result in various diseases, e.g. skin cancer asthma, etc.
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संबंधित प्रश्न
Which one of the following is non-biodegradable?
(A) DDT
(B) Vegetable peel
(C) Cardboard
(D) Bark of trees
Read the passage and identify the sentences expressing types of pollution.
Nilesh is a student of Std. VII and lives in urban area. It takes about an hour to go to the school by bus. He faces the heavy traffic of two wheelers, four wheelers, rickshaws, buses while going to school. He is facing the problem of asthma since last few days, Doctors recommended him to stay away from urban area. Since then, his mother sent him to the village of his maternal uncle, Nilesh saw the heaps of garbage at many places in village. Foul smell of human and animal wastes was present at many places. Blackish water with foul smell was flowing in a stream. He developed some abdominal disease within few days.
True or false:
More the use of electric appliances more will be the pollution.
What is pollution?
Which are invisible pollutants?
True or False:
Indoor pollution is 10 times more toxic than outdoor pollution.
What is the connection between urbanisation and air pollution?
Distinguish between the following :
Biodegradable and Non-biodegradable Pollutants
Why is radioactive pollution more harmful than other types of pollutions?
What’s the solution?
Rivers and lakes are filled with water hyacinth.
