Biofuels (Edexcel GCSE Physics): Quizzes
📚Quizzes
Practise the questions
12 questions from this quiz
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Practise the questions
12 questions from this quiz
What are biofuels made from?
What are biofuels made from?
Organic materials like plants & waste
In which forms can biofuels exist?
In which forms can biofuels exist?
Solid, liquid, or gaseous
Which of these is an example of a solid biofuel?
Which of these is an example of a solid biofuel?
Straw
What crops can ethanol be produced from?
What crops can ethanol be produced from?
Sugarcane or corn
What is biodiesel made from?
What is biodiesel made from?
Vegetable oils or animal fats
Under what conditions is biogas produced?
Under what conditions is biogas produced?
In the absence of oxygen
How is ethanol produced from crops?
How is ethanol produced from crops?
By fermenting sugars
How can ethanol be used in vehicles?
How can ethanol be used in vehicles?
Mixed with petrol to power cars
Why are biofuels considered renewable?
Why are biofuels considered renewable?
Replenished in a short time period
Why are biofuels considered carbon neutral?
Why are biofuels considered carbon neutral?
released equals amount absorbed
How does making biogas help reduce waste?
How does making biogas help reduce waste?
Diverts manure & food waste from landfill
What land use problem do biofuels cause?
What land use problem do biofuels cause?
Takes land from food crops