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Biofuels
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Total cards: 8•Content version: v4•Public deck•Updated: 8/1/2026
Card preview (8)
#1
Front (Question)
What are biofuels made from?
Back (Answer)
Plant or animal waste
#2
Front (Question)
What is done with the waste?
Back (Answer)
Waste placed in a fermenter and bacteria used to break it down and convert it into different fuels
#3
Front (Question)
What is bioethanol’s waste substance?
Back (Answer)
Sugar and starch in corn
#4
Front (Question)
What is biodiesel’s waste substance?
Back (Answer)
Waste oil
#5
Front (Question)
What is biogas’s waste substance?
Back (Answer)
Methane from biodegradable waste
#6
Front (Question)
What can biofuels be used for?
Back (Answer)
Generate electricity or for cooking and transport
#7
Front (Question)
What are two advantages of biofuels?
Back (Answer)
Renewable source of energy Reduces amount of waste being left to break down naturally (reducing greenhouse gases)
#8
Front (Question)
Materials used to make biofuels (7)
Back (Answer)
Used cooking oil Corn Sugar beet Sugar cane Tallow Wheat Crude glycerine