Advertisements
Advertisements
Question
What is non-degradable pollutants?
Solution
The pollutants which cannot be decomposed by the natural biological processes are called Non-bio-degradable pollutants.
Examples:
Metal wastes (mainly Hg and Pb), D.D.T, plastics, nuclear wastes, etc.,
These pollutants are harmful to live organisms even in low concentrations. As they are not degraded naturally, it is difficult to eliminate them from our environment.
APPEARS IN
RELATED QUESTIONS
What is degradable pollutants?
What are the effects of air pollution on human health?
Which town along the banks of Yamuna is polluted?
Which of the following are the most polluted rivers of India?
Which of the following conditions shows the polluted environment.
(i) pH of rain water is 5.6.
(ii) amount of carbondioxide in the atmosphere is 0.03%.
(iii) biochemical oxygen demand 10 ppm.
(iv) eutrophication.
What is the importance of measuring BOD of a water body?
A farmer was using pesticides on his farm. He used the produce of his farm as food for rearing fishes. He was told that fishes were not fit for human consumption because large amount of pesticides had accumulated in the tissues of fishes. Explain how did this happen?
Which of these activities are the most significant contributor to water pollution?
Match the following and choose the correct answer.
| List I (Pollution) |
List II (Effects) |
| 1. Water Pollution | A. Smog |
| 2. Air Pollution | B. Alkalinity |
| 3. Land Pollution | C. Diarrhoea |
Explain the causes and consequences of air pollution.
