Selected MCQ

Current Question
Which energy source is fossil fuel?
  • A. Wind
  • B. Solar
  • C. Coal
  • D. Hydro
Correct Answer: C
Explanation:
Coal is fossil fuel.
Related Question 1
Which energy source is sustainable?
  • A. Coal
  • B. Oil
  • C. Solar
  • D. Gas
Correct Answer: C
Explanation:
Solar is sustainable.
Related Question 2
Which energy source is cleanest?
  • A. Coal
  • B. Oil
  • C. Solar
  • D. Gas
Correct Answer: C
Explanation:
Solar produces minimal pollution.
Related Question 3
Which energy source is non-renewable?
  • A. Wind
  • B. Solar
  • C. Coal
  • D. Hydro
Correct Answer: C
Explanation:
Coal is finite resource.
Related Question 4
Which process forms fossil fuels?
  • A. Rapid cooling
  • B. Long-term decomposition under pressure
  • C. Evaporation
  • D. Condensation
Correct Answer: B
Explanation:
Organic matter transforms over millions of years.
Related Question 5
Which nutrient is main energy source?
  • A. Protein
  • B. Fat
  • C. Carbohydrate
  • D. Vitamin
Correct Answer: C
Explanation:
Carbohydrates are primary energy source.