Biofuel From Fermentation (VCE SSCE Biology): Flashcards
📚Flashcards
Practise the cards
10 cards from this deck
ShowHide
Practise the cards
10 cards from this deck
Fossil fuels definition
Fossil fuels definition
Fuels from dead organic material over millions of years
Biofuels definition
Biofuels definition
Fuels from organic biomass
Why biofuels are renewable
Why biofuels are renewable
Can be replenished at rate of use
Carbon neutrality of biofuels
Carbon neutrality of biofuels
CO₂ released was absorbed during photosynthesis
Bioethanol production stages
Bioethanol production stages
Deconstruction, hydrolysis, fermentation, purification
Hydrolysis in bioethanol production
Hydrolysis in bioethanol production
Enzymes break polysaccharides into glucose
Fermentation products from glucose
Fermentation products from glucose
Ethanol and carbon dioxide
First-generation biofuels
First-generation biofuels
Made from edible crops like corn
Second-generation biofuels
Second-generation biofuels
Made from non-edible waste materials
Why fermentation must be anaerobic
Why fermentation must be anaerobic
Oxygen causes aerobic respiration instead of ethanol production