2026 · Q106
Which of the following is/are renewable source(s) of energy?
- 1Fossil fuel
- 2Biofuel
- 3Uranium
- 4Hydropower
Select the correct answer using the code given below.
general-sciencebiotech-environment-science
- A2 only
- B3 and 4
- C1 and 3
- D2 and 4
Explanation
Biofuel (derived from biomass) and hydropower are renewable sources since they are naturally replenished — items 2 and 4 are correct. Fossil fuels and uranium are finite, non-renewable resources — items 1 and 3 are wrong. Hence 2 and 4 only.