SHS SCIENCE QUIZ BEE

Paper is manufactured by

The type of glass used in making lenses and prisms is

Which one of the following is the petroleum wax?

Wood is the main raw material for the manufacture of

Detergents used for cleaning clothes and utensils contain?

Epoxy resins are used as

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

Gypsum is added to cement clinker to

In vulcanisation, natural rubber is heated with

Which of the following is used for removing air bubbles from glass during its manufacture?

Which of the following is commonly called a 'polyamide'?

What are the soaps?

Soap is a mixture of sodium or potassium salts of

Which type of fire extinguisher is used for petroleum fire?

Rayon is chemically

Which is/are the important raw material(s) required in cement industry?

The major ingredient of leather is

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

Optic fibres are mainly used for which of the following?

Deep blue colour is imparted to glass by the presence of