The use of excessive fertilizers and pesticides leads to the deficiency of an important substance in water. Name the substance. Trees help in reducing pollution of our environment. A large number of trees are planted by the people in the month of July every year. What this occasion is called
It is said,” CO2 contributes to global warming.” Explain.
Air is a mixture of various gases. One of the gas is 21% part of the air and is essential for the survival of human beings. This gas is called
Which of the following is not a source of air pollution
Automobile exhaust ii) windmill iii) burning of firewood iv)powerplant
Ramesh wishes to contribute to reducing air pollution. Which vehicle should he use for going to school
a)Carb) Autorickshaw c) School Bus d) Scooter
We can survive for some time without air but we cannot survive even for a few minutes without food Comment.
Carbon monoxide is produced by the complete burning of fuels such as coal, petrol, diesel. Comment.
The type of pollution which is likely to affect Taj Mahal in Agra to a greater extent is
a) Air pollution b) Water pollution c) soil pollution d) noise pollution