Basic Details
Word: Biofuel
Part of Speech: Noun
Meaning: A type of fuel that is made from natural materials, such as plants or animal waste, instead of fossil fuels.
Synonyms: Renewable fuel, organic fuel
Antonyms: Fossil fuel
Idioms and Phrases
- Burning the midnight oil: Working late into the night, often used when researching or studying energy solutions. Example: "He was burning the midnight oil to understand how biofuels can help reduce pollution."
- Green energy: Refers to energy generated in ways that do not harm the environment. Example: "Biofuel is an example of green energy because it helps reduce reliance on fossil fuels."
Usage Examples
Example 1: Biofuels are often used as an alternative to petrol and diesel to power vehicles.
Example 2: Many farmers are now producing crops specifically for biofuel production, contributing to a sustainable energy future.
Example 3: The use of biofuels can help reduce greenhouse gas emissions and combat climate change.
Fun Fact
Did you know that the first diesel engine, invented by Rudolf Diesel in 1897, was designed to run on peanut oil? This shows that biofuels have been around for a long time!
Famous Quote
"We cant solve problems by using the same kind of thinking we used when we created them." - Albert Einstein
Multiple Choice Questions (MCQs)
1. What does "biofuel" mean?
a) A type of plastic
b) A type of fuel made from natural materials
c) A kind of battery
d) A type of car
Answer: b) A type of fuel made from natural materials
2. Which of these is a synonym of "biofuel"?
a) Renewable fuel
b) Coal
c) Gasoline
d) Natural gas
Answer: a) Renewable fuel
3. What is the opposite of "biofuel"?
a) Wind energy
b) Solar energy
c) Fossil fuel
d) Hydro energy
Answer: c) Fossil fuel
4. Which sentence uses "biofuel" correctly?
a) Biofuel is a natural form of computer software.
b) Many vehicles now run on biofuel made from vegetable oils.
c) Biofuel can be found in a typical classroom.
d) Biofuel is a type of rock.
Answer: b) Many vehicles now run on biofuel made from vegetable oils.
5. Which idiom relates to biofuels?
a) Burning the midnight oil
b) Jumping the gun
c) Pulling someone's leg
d) Cutting corners
Answer: a) Burning the midnight oil
