Pollution is mainly caused by ………………...
a) Animals
b) Trees
c) People
d) Birds
Three main kind of pollution are:PST –P-3---(date not confirm)
a) Air, oil and land
b) Air, water and land
c) CO2, water and land
d) Air , water and industries
There are……..main kinds of pollution.
a) 2
b) 3
c) 4
d) 5
The main cause of air pollution is……………..
a) Burning of fuels
b) Cutting of forest
c) Use of Fertilizers
d) none of these
Which of the following produce harmful gases
a) Plants
b) Animals
c) Motor vehicles
d) all of these
Which of the following diseases can be caused by air pollution?
a) Lungs cancer
b) Diarrhea
c) Cholera
d) Dysentery
