Geothermal Energy MCQs

By: Prof. Dr. Fazal Rehman | Last updated: May 29, 2025

1. : For reservoirs, the earth should be drilled to _______ deep.
(A) 1 Km
(B) 1.5 Km
(C) 1.6 Km
(D) 1.7 Km

2. : To _____ hot water from the ground is used.
(A) Turn turbines
(B) Heat water
(C) Heat turbines
(D) Heat machinery

3. : There are ______ types of geothermal power plants.
(A) 2
(B) 4
(C) 5
(D) 3

4. : The generator that takes the steam out of _____ in the ground is a dry steam geothermal energy generator.
(A) Fractures
(B) Rocks
(C) Magma
(D) Water

5. : _______ is turned by the flash geothermal power plants using high-pressure hot water.
(A) Low pressure hot water
(B) Low pressure cool water
(C) High pressure hot water
(D) High pressure hot water

6. : ____ of the earth is used to produce geothermal energy.
(A) Heat
(B) Light
(C) Photons
(D) Protons

7. : The hot water is passed by a fluid with less boiling point than _______ in binary geothermal power plants.
(A) Water
(B) 0°C
(C) 50°C
(D) 100°C

8. : _______ types of geothermal power plants will be the future of geothermal power plants.
(A) Dry steam geothermal plants
(B) Flash geothermal plants
(C) Binary geothermal plants
(D) Neither dry steam nor flash

9. : In year _____ first geothermal electricity was produced by Italy.
(A) 1903
(B) 1901
(C) 1902
(D) 1904

10. : In _____ cooling water is passed through repeatedly.
(A) Valve
(B) Heat exchanger
(C) Turbine
(D) Condenser

11. : In ____ ways we can use geothermal energy.
(A) 1
(B) 2
(C) 3
(D) 4

12. : No ___ is burned in geothermal power plants as in other power plants.
(A) Kerosene
(B) Petrol
(C) Bio gas
(D) Fossil fuel

13. : In ____ the hot water is passed through.
(A) Pipe
(B) Vapour
(C) Valve
(D) Heat exchanger

14. : To turn the power into AC _____ is used.
(A) Turbine
(B) Heat exchanger
(C) Synchronous generator
(D) Valve