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Combustion and Flame Quiz
Class VIII
Science
Combustion and Flame
13 questions
MEDIUM
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Preview questions
1. What is combustion?
A process of burning · A chemical reaction that absorbs heat · A physical change · A type of flame
2. Which of the following is NOT a requirement for combustion?
Fuel · Heat · Oxygen · Water
3. What type of combustion occurs in a candle flame?
Complete combustion · Incomplete combustion · Rapid combustion · Slow combustion
4. Which gas is produced during incomplete combustion?
Carbon dioxide · Oxygen · Carbon monoxide · Nitrogen
5. What is the main component of natural gas?
Methane · Propane · Butane · Ethane
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