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PUMPA - SMART LEARNING
எங்கள் ஆசிரியர்களுடன் 1-ஆன்-1 ஆலோசனை நேரத்தைப் பெறுங்கள். டாப்பர் ஆவதற்கு நாங்கள் பயிற்சி அளிப்போம்
Book Free DemoObserve the picture given in figure carefully and answer the following questions.
![YCIND_221108_4638_air_around_us_2.png](https://resources.cdn.yaclass.in/9d8ed259-f0ec-463b-9b1b-dc2b97b208c1/YCIND2211084638airaroundus2w600.png)
Crowded crossroad
(a) What is covering the nose and mouth of the police man?
The traffic policemen has covered his nose and mouth with a .
(b) Why is he putting a cover on his nose?
The traffic policemen covers his nose to emitted by the vehicles. These may enter the body through .
(c) Can you comment on air quality of the place shown in the figure?
In the figure, the air quality is . Due to the emitted by the automobiles along with the air is .