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Question
Which one of the following is non-biodegradable?
(A) DDT
(B) Vegetable peel
(C) Cardboard
(D) Bark of trees
Solution
DDT
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RELATED QUESTIONS
Given below is a representation of a type pollution.
Study the picture and answer the questions :
1) Name the type of pollution shown in the picture
2) Name one source of this pollution
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4) Write one measure to reduce this pollution
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Problem of sneezing occurs sometimes during visit to garden.
True or false.
Water does not get polluted by washing the cloths in running water of river.
Which are visible pollution known to you?
What is the full form of 4 R's?
| Column 1 | Column 2 | ||
| 1 | SPM | a | Release of methane |
| 2 | Ozone hole | b | Add to greenhouse effect |
| 3 | Melting of polar ice | c | Affects oxygen transport by blood |
| 4 | Acid rain | d | Rise in sea level |
| 5 | Green house effect | e | Bronchitis & inflammation of the lungs |
| 6 | Melting of permafrost | f | Erosion of buildings |
| 7 | Carbon monoxide | g | Chlorofluorocarbons |
What’s the solution?
Rivers and lakes are filled with water hyacinth.
Certain toxic gases from industries mix with raindrops and make rain unusually acidic.
Name the following:
The undesirable change in the environment leading to its deterioration.
Give two examples of Particulate pollutants.
