Advertisements
Advertisements
प्रश्न
Name a few major producers of petroleum in the world.
Advertisements
उत्तर
The main oil-producing areas are the Gulf countries including Saudi Arabia, Iraq, Iran, the USA, Venezuela, Algeria, and Russia.
APPEARS IN
संबंधित प्रश्न
Name two energy sources that you would consider to be renewable. Give reasons for your choices.
What is meant by a renewable source of energy? Give two examples of renewable sources of energy.
Classify the following
Coal, Wind, Tides, Petroleum,Wood, Natural gas
What is the basis of above classification?
Which gaseous fuel is being used increasingly in transport vehicles like cars and buses these days?
Name the component which is found in natural gas well as in biogas.
The ultimate source of energy stored in fossil fuels is:
(a) moon
(b) earth
(c) sun
(d) sea
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.
Name the device
Name the constituents of biogas.
What is the function of anaerobic micro-organisms such as anaerobic bacteria in a biogas plant?
One of the following is not required in the formation of biogas in a biogas plant. This is:
(a) cow-dung
(b) water
(c) oxygen
(d) anaerobic bacteria
The fuel which is not obtained from biomass is:
(a) firewood
(b) cow-dung cakes
(c) coke
(d) charcoal
What type of nuclear reaction is responsible for the liberation of energy:
in a nuclear reactor?
Which of the two is more energy efficient: filament type electric bulb or CFL? Why?
Write a short note on nuclear power.
Explain why is it no wise to regard wood as a renewable sources of energy.
Why are fossil fuels called non-renewable sources of energy?
Which among the following is the non-renewable resources?
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.
Sunlight and air are inexhaustible natural resources. Comment.
