Unit#10: Hydroxy Compounds

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1. Which factor increases alcohol-related health risks?

A Moderate use

B Excessive use

C Occasional use

D Medical use

2. Excessive alcohol consumption mainly affects:

A Bones

B Liver

C Skin

D Teeth

3. What type of fuel are alcohols considered?

A Solid fuel

B Liquid fuel

C Gaseous fuel

D Nuclear fuel

4. Alcohols help cosmetics by:

A Increasing hardness

B Improving fragrance spreading

C Reducing color

D Causing rust

5. Which property of alcohols makes them useful as disinfectants?

A High melting point

B Ability to kill microbes

C Sweet taste

D Insolubility in water

6. Which benefit of ethanol makes it important in medicine?

A High sweetness

B Antiseptic nature

C High toxicity

D Strong acidity

7. What is the optimum temperature for fermentation?

A 0°C

B 10°C

C 30°C

D 100°C

8. Which raw material is commonly used for ethanol fermentation?

A Coal

B Sugarcane

C Petroleum

D Salt

9. Which product commonly contains alcohol?

A Perfume

B Cement

C Glass

D Steel

10. Combustion of alcohols produces:

A CO and H2

B CO2 and H2O

C SO2 and H2O

D CO2 and O2

Unit#10: Hydroxy Compounds

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