Advertisements
Advertisements
प्रश्न
Air is a natural resource and cannot be exhausted by human activities. It is known as inexhaustible natural resource. Which of the following is another inexhaustible natural resource?
विकल्प
Coal
Petroleum
Sunlight
Minerals
उत्तर
Sunlight
Explanation -
Sunlight, air and water are inexhaustible natural resources that means which cannot be exhausted by human activities.
APPEARS IN
संबंधित प्रश्न
"The calorific value of cooking gas (LPG) is 50 kJ/g". What does it mean?
What is the main constituent of:
(1) petroleum gas?
(2) natural gas?
What are the various steps which can be taken to control (or reduce) pollution caused by burning fossil fuels?
The pollution of air caused by burning petroleum fuels (like petrol and diesel) in vehicles can be controlled by fitting a device X in the exhaust system of vehicles.
How does this device help in controlling air pollution?
Which of the two is more energy efficient: filament type electric bulb or CFL? Why?
The world's known coal reserves are expected to last for about:
(a) 200 years
(b) 400 years
(c) 500 years
(d) 100 years
Renewable source of energy is :
Tidal energy is ______ type of energy.
Which part of the solar cooker is responsible for greenhouse effect?
What are the environmental consequences of using fossil fuels? Suggest the steps to minimise the pollution caused by various sources of energy including non-conventional sources of energy.