1. : In which of the following are thousands of mirrors or curved metals used to focus solar energy to generate extreme heat?
(A) Solar cells
(B) Solar heater
(C) Solar furnace
(D) Solar battery
2. : Which of the following is a non-renewable resource?
(A) Forests
(B) Water
(C) Coal
(D) Wildlife
3. : Wind is a beneficial source of energy because it does not cause:
(A) Sound
(B) Noise
(C) Echo
(D) Pollution
4. : Boiling water reactors and pressurized water reactors are examples of:
(A) OTEC
(B) Biogas reactor
(C) Nuclear reactor
(D) Solar reactor
5. : Calcitonin is a hormone secreted by which of the following?
(A) Thymus gland
(B) Adrenal cortex
(C) Pituitary gland
(D) Thyroid gland
6. : In which year was the first controlled fission of an atom carried out in Germany?
(A) 1925
(B) 1920
(C) 1928
(D) 1938
7. : Hot water or steam carrying geothermal energy often comes up to the surface in:
(A) Germany
(B) New Zealand
(C) Iceland
(D) Both B and C
8. : The process of converting solid coal into liquid hydrocarbon fuel is called:
(A) Cracking
(B) Liquefaction
(C) Carbonation
(D) Catalytic conversion
9. : When animals and plants decompose in the absence of air, which gas is produced?
(A) Oxygen
(B) Carbon dioxide
(C) Biogas
(D) Methane
10. : Which of the following is a fuel cell?
(A) Carbon cell
(B) Hydrogen battery
(C) Chromium cell
(D) Nuclear cell
11. : Black-painted panels mounted on rooftops to trap heat and energy from the sun are:
(A) Solar cells
(B) Solar heater
(C) Solar furnace
(D) Solar battery
12. : A fuel cell generates electricity by burning:
(A) Nitrogen
(B) Helium
(C) Hydrogen
(D) None of the above