Why is natural resources been used indiscriminately?
Tremendous increase in the human population
Deforestation
Afforestation
Pollution
Which of the following is not caused as a consequence of global warming?
Rising sea level
Increased agricultural productivity worldwide
Worsening health effects
Increased storm frequency and intensity
A renewable exhaustible natural resource is:
Forest
Coal
Petroleum
Minerals
Natural resources have to be used carefully because:
indiscriminate use of natural resources has resulted in an imbalance in the environment
natural resources are found in abundance in nature
natural resources are renewable
natural resources can be reproduced
Air pollution is caused by:
Insecticides
Sewage
Smoke
Loud speakers
Natural resources are classified into:
One
Two
Three
Four
Which are the main water pollutants?
Loudspeaker
Domestic sewage
Natural fertilizer
Acid rain mainly contains nitric acids and:
sulphur dioxide
How can we reduce water pollution?
By keeping 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 not blowing the horn of a vehicle unless necessary
By using loud speakers within the limited time and volume.
Which is present in unlimited quantity in nature?
Inexhaustible resources
Exhaustible resources
Renewable resources
Non renewable resources