Renewable Energy MCQ
Renewable Energy MCQ includes important questions on solar, wind, hydro, biomass, geothermal, and sustainable power technologies. These objective questions help students strengthen core concepts of clean energy systems and prepare for engineering exams and green technology-related competitive tests.
Q1. Which of the following is a renewable energy source?
A. Coal
B. Petroleum
C. Solar energy
D. Natural gas
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Q2. The primary source of solar energy is?
A. Moon
B. Sun
C. Wind
D. Biomass
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Q3. Which device converts sunlight into electrical energy?
A. Generator
B. Transformer
C. Solar panel
D. Inverter
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Q4. Wind turbines convert?
A. Solar energy to heat
B. Wind energy to electricity
C. Coal energy to gas
D. Water energy to heat
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Q5. Hydropower plants use energy from?
A. Sunlight
B. Flowing water
C. Biogas
D. Nuclear fuel
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Q6. Which of the following is a clean fuel?
A. Biogas
B. Diesel
C. Kerosene
D. Petrol
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Q7. Geothermal energy is derived from?
A. Sun
B. Earth’s heat
C. Wind
D. Water
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Q8. Which country is a global leader in solar power generation?
A. USA
B. China
C. Germany
D. India
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Q9. Biomass energy is produced from?
A. Fossil fuels
B. Organic matter
C. Wind
D. Nuclear waste
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Q10. The unit of electrical energy is?
A. Newton
B. Watt-hour
C. Lumen
D. Joule per meter
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Q11. Which energy source is formed from decayed plants?
A. Solar energy
B. Biomass energy
C. Wind energy
D. Geothermal energy
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Q12. The main disadvantage of solar energy is?
A. Eco-friendly
B. High maintenance
C. Weather dependent
D. Low pollution
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Q13. Which energy is generated by ocean tides?
A. Wind energy
B. Tidal energy
C. Geothermal energy
D. Hydrogen energy
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Q14. Nuclear power uses which element?
A. Gold
B. Uranium
C. Carbon
D. Iron
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Q15. What is the main advantage of wind energy?
A. Pollution-free
B. Very expensive
C. Non-renewable
D. Limited supply
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Q16. Solar cells are made of?
A. Silicon
B. Copper
C. Aluminium
D. Lead
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Q17. Which renewable energy is most widely used worldwide?
A. Tidal energy
B. Hydropower
C. Geothermal energy
D. Biogas
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Q18. Which energy source produces zero emissions?
A. Solar
B. Coal
C. Diesel
D. Gasoline
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Q19. Which device stores solar energy for later use?
A. Capacitor
B. Transformer
C. Battery
D. Motor
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Q20. Ocean thermal energy conversion (OTEC) uses?
A. Difference in sea temperature
B. Wind pressure
C. Solar mirrors
D. Magnetic waves
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Q21. Which renewable source is used for cooking in rural areas?
A. Biogas
B. Solar thermal
C. Wind
D. Hydropower
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Q22. Which gas is used in biogas plants?
A. Nitrogen
B. Methane
C. Carbon dioxide
D. Oxygen
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Q23. Hydrogen fuel is considered?
A. Dirty fuel
B. Clean fuel
C. Non-renewable
D. Highly polluting
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Q24. Wind energy originates from?
A. Earth’s rotation
B. Solar heating of Earth
C. Moon gravitation
D. Ocean tides
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Q25. Which technology converts biomass into ethanol?
A. Fermentation
B. Distillation
C. Gasification
D. Filtration
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Q26. Geothermal power plants require?
A. Flat land
B. Wind
C. Hot underground reservoirs
D. Large lakes
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Q27. Solar thermal energy is mainly used for?
A. Cooling
B. Water heating
C. Wind generation
D. Fuel production
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Q28. Which renewable source can work 24/7?
A. Solar energy
B. Wind energy
C. Geothermal energy
D. Tidal energy
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Q29. The efficiency of wind turbines depends on?
A. Wind speed
B. Rainfall
C. Humidity
D. Clouds
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Q30. Energy crops are grown for?
A. Food production
B. Power generation
C. Chemical storage
D. Heat only
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