Undesirable levels of noise caused by human activity is called:
Land pollution
Air pollution
Water pollution
Noise pollution
What is water fit for drinking called as?
Freshwater
Potable water
Pure water
Organic
Which is present in unlimited quantity in nature?
Inexhaustible resources
Exhaustible resources
Renewable resources
Non renewable resources
A renewable exhaustible natural resource is:
Forest
Coal
Petroleum
Minerals
Acid rain mainly contains nitric acids and:
sulphur dioxide
Noise pollution can be reduced by:
By keep the volume of the music we listen to and the television low at home
By not allowing factories to pour their dirty chemicals into water bodies.
By treating sewage before being released into water bodies
By using natural fertilizers to grow crops instead of chemical pesticides
Why is natural resources been used indiscriminately?
Tremendous increase in the human population
Deforestation
Afforestation
Pollution
Which energy source can be reproduced?
Renewable
Non renewable
Non exhaustible
Non replenishable
Air pollution is caused by:
Insecticides
Sewage
Smoke
Loud speakers
Which are the main water pollutants?
Loudspeaker
Domestic sewage
Natural fertilizer
