Welcome to the Science Quiz 155

This is a timed quiz. You will be given 120 seconds to answer all questions. Are you ready?

120

Which of the following is a protein?

Starch

Natural rubber

Cellulose

None

Correct! Wrong!

How does common salt help in separating soap from the solution after saponification?

By decreasing solubility of Soap

By increasing density of Soap

By increasing solubility of Soap

None

Correct! Wrong!

Which type of fire extinguisher is used for petroleum fire?

Powder type

Liquid type

Foam type

None

Correct! Wrong!

Rayon is chemically?

Carbohydrate

Cellulose

Glucose

None

Correct! Wrong!

Glass is made of the mixture of?

Salt and quartz

Quartz and mica

Sand and silicates

None

Correct! Wrong!

What are the soaps?

Sodium or potassium salts of heavier fatty acids

Mixture of glycerol and alcohols

Salts of silicates

None of these

Correct! Wrong!

The vast resources of utilized natural gas can be used in the production of?

Synthetic petroleum

Fertilizers

Carbide

None of the above

Correct! Wrong!

Soap is a mixture of sodium or potassium salts of?

Monocarboxylic acids

Dicarboxylic acids

Tricarboxylic acids

All of these

Correct! Wrong!

Science Quiz 155

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Welcome to the Science Quiz 155

Which of the following is a protein?

How does common salt help in separating soap from the solution after saponification?

Which type of fire extinguisher is used for petroleum fire?

Rayon is chemically?

Glass is made of the mixture of?

What are the soaps?

The vast resources of utilized natural gas can be used in the production of?

Soap is a mixture of sodium or potassium salts of?

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