Which of the following is a man-made source of air pollution ?
A). Automobile exhaust
B). Forest fire
C). Bacterial action in soil and swamp areas
D). All of the above
Automobile exhaust
Automobile exhaust is a man-made source of air pollution.
2. Question 14.5:Where does the water present in the egg go after boiling the egg?
3. Why does carbon tetrachloride have no dipole moment?
4. Element 106 was discovered by
7. The acid used in lead storage cells is
8. Rainfall caused by intense evaporation in equatorial areas is called ______________