Biofuel From Fermentation (VCE SSCE Biology): Quizzes
📚Quizzes
Practise the questions
10 questions from this quiz
ShowHide
Practise the questions
10 questions from this quiz
Why are fossil fuels considered non-renewable resources?
Why are fossil fuels considered non-renewable resources?
They are replenished slower than used
What is biomass?
What is biomass?
Organic material including plants & waste
Why are biofuels considered largely carbon neutral?
Why are biofuels considered largely carbon neutral?
CO₂ released was recently absorbed by plants
What are the four stages of bioethanol production in order?
What are the four stages of bioethanol production in order?
Deconstruction, hydrolysis, fermentation, purif.
What is the role of enzymatic hydrolysis in bioethanol production?
What is the role of enzymatic hydrolysis in bioethanol production?
Break down polysaccharides into glucose
What does yeast produce during anaerobic fermentation of glucose?
What does yeast produce during anaerobic fermentation of glucose?
Ethanol and carbon dioxide
Why must fermentation occur without oxygen?
Why must fermentation occur without oxygen?
Yeast does aerobic respiration with O₂
What is the main difference between bioethanol and biodiesel?
What is the main difference between bioethanol and biodiesel?
Bioethanol from carbs, biodiesel from fats
How do second-generation biofuels differ from first-generation?
How do second-generation biofuels differ from first-generation?
Made from waste vs edible crops
Which factors affect bioethanol production efficiency?
Which factors affect bioethanol production efficiency?
Temperature, substrate, oxygen levels