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प्रश्न
Exhaustible natural resources are
विकल्प
unlimited in quantity
not dependent on nature
limited in quantity
not exhausted by human activities
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उत्तर
limited in quantity
Explanation:
Exhaustible natural resources are present in a limited quantity in nature and can be exhausted by human activities.
Notes
Coal, petroleum, natural gas, minerals, forests and wildlife, etc are exhaustible natural resources.
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संबंधित प्रश्न
The natural gas consists mainly of:
(a) methane
(b) ethane
(c) propane
(d) butane
Coal cannot be converted into one of the following forms of energy. This is:
(a) coal gas
(b) electricity
(c) oil
(d) charcoal
What is the function of anaerobic micro-organisms such as anaerobic bacteria in a biogas plant?
A certain form of energy is available due to the difference in the temperature of water at the surface of the ocean and its deeper levels.
(a) Name the form of energy.
(b) Is this energy ultimately derived from the sun or not?
(c) Explain how this form of energy can be converted into electricity.
(d) What is the minimum temperature difference in water at the surface of ocean and its deeper level which is required to operate power plants based on is energy?
The source of energy of the sun is:
(a) conversion of hydrogen gas into helium
(b) conversion of carbon fuel into carbon dioxide
(c) burning of hydrogen gas present in the sun
(d) disintegration of uranium into barium and krypton
State the main difference between the renewable and non-renewable sources of energy.
Explain why is it no wise to regard wood as a renewable sources of energy.
Name two forms of sea energy.
Which of the following is a non-renewable source of energy?
Why is there a need to harness non-conventional sources of energy? Give two main reasons.
