Biomass Energy Quiz

What is biomass?

• Solar energy

• Nuclear energy

• Renewable organic material from plants and animals

• Energy from fossil fuels

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What was the largest source of total annual U.S. energy consumption until the mid-1800s?

• Hydropower

• Biomass

• Natural gas

• Wind energy

Which sector accounted for the most, in terms of energy content and percentage share, of total annual U.S. biomass consumption in 2022?

• Electric power

• Residential

• Transportation

• Industrial

What is the most common method for converting biomass to useful energy?

• Thermochemical conversion

• Direct combustion

• Biological conversion

• Chemical conversion

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The process of heating organic materials at high temperatures with no oxygen

to produce charcoal or bio-oil, is called?

• Pyrolysis

• Fermentation

• Hydrotreating

• Direct combustion

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Which sector uses firewood and wood pellets for heating?

• Electric power

• Transportation

• Industrial

• Residential

What is used to process bio-oil with hydrogen under elevated temperatures and pressures to produce renewable diesel, renewable gasoline, and renewable jet fuel?

• Gasification

• Fischer–Tropsch process

• Pyrolysis

• Hydrotreating

What is the United States a net exporter of in terms of biomass energy?

• Renewable natural gas

• Wood pellets

• Biofuels

• Biomass energy

What is the percentage share of biofuels in total U.S. biomass energy consumption in 2022?

• 8%

• 32%

• 43%

• 49%

What is the percentage share of biomass energy consumption in the electric power sector in 2022?

• 8%

• 11%

• 32%

• 46%