Waste-to-Energy and Green Chemistry Quiz

Which of the following waste conversion processes involves burning waste at high temperatures to generate energy?

• Gasification

• Pyrolysis

• Incineration

• Anaerobic digestion

What is the main product of anaerobic digestion?

• Methane (biogas)

• Ash

• Carbon dioxide

• Water

Which waste-to-energy technology uses low oxygen levels and heat to break down waste into gas?

• Incineration

• Gasification

• Pyrolysis

• Anaerobic digestion

Which of the following is NOT a by-product of pyrolysis?

• Bio-oil

• Syngas

• Biogas

• Char

Which of the following materials can be processed in a waste-to-energy plant using incineration?

• Plastics

• Organic waste

• Paper and cardboard

• All of the above

Which gas is the main component of landfill gas?

• Oxygen

• Carbon dioxide

• Nitrogen

• Methane

Which of the following renewable energy sources is NOT derived from solar energy?

• Wind energy

• Biomass energy

• Hydropower

• Geothermal energy

Which type of energy storage system involves lifting heavy masses and using gravitational potential energy?

• Compressed air storage

• Lithium-ion battery

• Gravity battery

• Flywheel storage

What is the purpose of a charge controller in a solar power system?

• Converts DC to AC

• Controls the charging of batteries

• Stores excess energy

• Increases solar panel efficiency

Which type of wind turbine is most commonly used in large-scale wind farms?

• Horizontal-axis wind turbine

• Vertical-axis wind turbine

• Darrieus turbine

• Savonius turbine