MCQ Questions for Class 10 Science Chapter 14 Sources of Energy

MCQ Questions for Class 10 Science Chapter 14 Sources of Energy

Q.1. Which of the following is the renewable source of energy?
(A) natural gas
(B) petroleum
(C) coal
(D) wind

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Answer: (D)

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Q.2. The energy liberated by charcoal on burning is
(A) 30 kJ
(B) 33 kJ
(C) 35 kJ
(D) 36 kJ

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Answer: (B)

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Q.3. The word ‘energy crisis’ stands for
(A) Energy destruction
(B) Energy creation
(C) Conversion of energy from usable form to less usable form
(D) None of these

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Answer: (C)

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Q.4. Device that converts the potential energy of flowing water into electricity is
(A) Solar cooker
(B) Thermal power plant
(C) Hydro power plant
(D) Bio-gas plant

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Answer: (C)

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Learn Sources of energy through Animations

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Q.5. Which of the following is the non – renewable source of energy?
(A) Wind
(B) sun
(C) petroleum
(D) biogas

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Answer: (C)

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Q.6. Deforestation is the cause of
(A) Sunrise
(B) energy
(C) flood
(D) wind

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Answer: (C)

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Q.7. The energy liberated by wood on burning is
(A) 25 kJ
(B) 27 kJ
(C) 20 kJ
(D) 17 kJ

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Answer: (D)

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Q.8. Which is the ultimate source of a all forms of energy?
(A) The sun
(B) The moon
(C) The wind
(D) The air

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Answer: (A)

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Q.9. Amount of charcoal produced on the destructive distillation of 1 kg of wood is about
(A) 0.25kg
(B) 0.50kg
(C) 0.75kg
(D) 1.25kg

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Answer: (A)

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Q.10. Energy possesses by the body by virtue of its position is called
(A) kinetic energy
(B) potential energy
(C) solar energy
(D) air

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Answer: (B)

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Q.11. Box – type solar cooker attains temperature in the region of
(A) 150-200°C
(B) 50-100°C
(C) 170-300°C
(D) 100-140°C

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Answer: (D)

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Q.12. Solar cooker works during
(A) night
(B) day
(C) middle of day
(D) none of these

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Answer: (B)

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Q.13. Reflection type solar cooker attains temperature in the range of
(A) 10-150°C
(B) 400-450°C
(C) 200-250°C
(D) 500-550°C

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Answer: (D)

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Q.14. Solar constat is equal to
(A) 1.4 KW /m2
(B) 5.2 KW /m2
(C) 3.1 KW /m2
(D) None of these

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Answer: (A)

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Q.15. Solar energy is available at
(A) day time
(B) night time
(C) middle day
(D) none of these

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Answer: (A)

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Q.16. Bio-gas is produced in a bio-gas plant, by decomposition of complex compounds of the cow-dung slurry. This process is done by : Micro-organism in the
(A) Presence of Oxygen
(B) Absence of Oxygen
(C) Presence of N2
(D) None of the these

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Answer: (B)

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Q.17. What is the percentage of carbon in bituminous?
(A) 30-90%
(B) 65-70%
(C) 10-15%
(D) 30-40%

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Answer: (B)

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Q.18. Energy possesses by the body by virtue of its motion is called
(A) kinetic energy
(B) potential energy
(C) solar energy
(D) air

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Answer: (A)

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Q.19. The major source of energy in India is –
(A) Nuclear
(B) Petroleum
(C) Hydro
(D) Coal

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Answer: (D)

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Q.20. The calorific value of natural gas is
(A) 17 kJg–1
(B) 10 kJg–1
(C) 30 kJg–1
(D) 55 kJg–1

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Answer: (D)

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Q.21. Solar cells are made of
(A) metals
(B) insulator
(C) semiconductor
(D) none of these

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Answer: (C)

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