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प्रश्न
Answer the following questions in about 30 words
Distinguish between the following in not more than 30 words.
Conventional and non-conventional sources of energy.
उत्तर
Conventional sources of energy are generally exhaustible and polluting, e.g., firewood, coal and petroleum. Non conventional sources of energy are usually inexhaustible and non-polluting, e.g., solar, wind, tidal and atomic energy.
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संबंधित प्रश्न
Explain the importance of conservation of minerals
Highlight any three measures to conserve them.
Multiple choice questions.
Minerals are deposited and accumulated in the stratas of which of the following rocks?
Answer the following questions in about 30 words.
Why do we need to conserve mineral resources?
Answer the following question.
Give five ways in which you can save energy at home.
Give reason.
Quarrying can become a major environmental concern.
Tick the correct answer.
Which one of the following is not a characteristic of minerals?
Tick the correct answer.
Which one of the following practises will not conserve LPG in your kitchen?
Answer the following question in one or two paragraphs
Why is it important to conserve minerals?
