Practice test

Renewable energy - Test Set 1

Review 20 exam-focused questions with detailed explanations, then start the interactive test when you are ready.

20 questions

Questions and explanations

  1. Question 1

    Brominated flame retardants are used in many household products like mattresses and upholstery. Why is there some concern about their use?

    1.They are highly resistant to degradation in the environment.

    2.They are able to accumulate in humans and animals.

    Select the correct answer using the code given below:
    1. 1 only
    2. 2 only
    3. Both 1 and 2
    4. Neither 1 nor 2
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  2. Question 2

    10. With reference to ‘fly ash’ produced by the power plants using the coal as fuel, which of the following statements is/are correct?

    1.Fly ash can be used in the production of bricks for building construction

    2.Fly ash can be used as a replacement for some of the Portland cement contents of concrete

    3.Fly ash is made up of silicon dioxide and calcium oxide only, and does not contain any toxic elements.

    Select the correct answer using the code given below
    1. 1 and 2
    2. 2 only
    3. 1 and 3
    4. 3 only
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  3. Question 3

    According to India’s National Policy on Biofuels, which of the following can be used as raw materials for the production of biofuels?

    1. Cassava
    2. Damaged wheat grains
    3. Horse gram
    4. Rotten potatoes
    5. Suger beet
    Select the correct answer using the code given below:
    1. 1, 2, 5
    2. 1, 3, 4
    3. 2, 3, 4 and 5 only
    4. 1, 2, 3, 4, 5
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  4. Question 4

    In the context of proposals to the use of hydrogen-enriched CNG (H-CNG) as fuel for buses in public transport, consider the following statements:

    1.The main advantage of the use of H-CNG is the elimination of carbon monoxide emissions.

    2.H-CNG as fuel reduces carbon dioxide and hydrocarbon emissions.

    3.Hydrogen up to one-fifth by volume can be blended with CNG as fuel for buses.

    4.H-CNG makes the fuel less expensive than CNG.

    Which of the statements given above is/are correct?

    1. 1 only
    2. 2 and 3 only
    3. 4 only
    4. 1, 2, 3 and 4
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  5. Question 5

    Which of the following is not an example of a bio-mass energy source?
    1. Wood
    2. Gobar gas
    3. Nuclear energy
    4. Coal
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  6. Question 6

    Gobar gas contains mainly
    1. Ethylene
    2. Methane
    3. Hydrogen and Ethylwnw
    4. Hydreogen and Oxygen
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  7. Question 7

    Which of the following is not a biofule?
    1. Vegetable oil
    2. Green diesel
    3. Biogas
    4. Gasoline
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  8. Question 8

    Renewable energy is generated from
    1. Natural resources
    2. Man-made resources
    3. Both natural and man -made resources
    4. None of the above
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  9. Question 9

    Mention the main constituent of biogas and natural gas.
    1. Ethane
    2. Methane
    3. Propane
    4. Butane
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  10. Question 10

    Which of the following is a disadvantage of most of the renewable energy sources?
    1. Unreliable supply
    2. High running cost
    3. Highly polluting
    4. High waste disposal cost
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  11. Question 11

    Which of the following is an example of non-renewable source of energy?
    1. Uranium
    2. Alcohol
    3. Wood
    4. Biogas
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  12. Question 12

    Fuel produced inside the Earth's surface by decomposition of organic materials is called ...... fuel.
    1. Charcoal
    2. Biomass
    3. Wood
    4. Fossil
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  13. Question 13

    Which of the following is a renewable source of energy
    1. Wood
    2. Petroleum
    3. Coal
    4. Nuclear fission
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  14. Question 14

    Which of the following may be considered as appropriate definition of a natural resource?
    1. A natural resource is available only in forests.
    2. A natural resource is a man-made commodity.
    3. A natural resource is a gift of nature that is useful for mankind.
    4. A natural resource is available only on land.
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  15. Question 15

    Which of the following is NOT a source of sea energy?
    1. Ocean thermal energy
    2. Solar energy
    3. Wave energy
    4. Tidal energy
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  16. Question 16

    Which of the following natural resources is an inexhaustible resource ?
    1. Natural Gas
    2. Forests
    3. Sunlight
    4. Petroleum
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  17. Question 17

    Which of the following is a renewable energy resource?
    1. Coal
    2. Petrolium
    3. Synthesis gas
    4. Natural gas
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  18. Question 18

    Which of the following is NOT a conventional source of energy?
    1. Coal
    2. Wind mill
    3. Natural gas
    4. Petroleum
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  19. Question 19

    Losses from most renewable energy sources are:
    1. Unstable supply
    2. High waste disposal cost
    3. Excessive pollution
    4. High operating cost
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  20. Question 20

    Identify an example of a traditional source of energy -
    1. Natural gas
    2. Wind energy
    3. Nuclear energy
    4. Solar energy
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