Matter In Our Surroundings Mock Tests

25 questions available

Matter In Our Surroundings Mock Test 1

Questions: 25

Sample Questions

Class 9 Science

Which of the following is a fundamental unit in the SI system?

A Gram

B Kilogram

C Pound

D Ounce

Class 9 Science

Which of the following is a homogeneous mixture?

A Sand and water

B Salt dissolved in water

C Oil and water

D Wood

Class 9 Science

Which of the following is a colloid?

A Salt solution

B Blood

C Sugar solution

D Alcohol and water mixture

Class 9 Science

What is the process of separating cream from milk called?

A Evaporation

B Centrifugation

C Distillation

D Chromatography

Class 9 Science

Which of the following is a pure substance?

A Wood

B Ice

C Brick

D Petrol

Class 9 Science

The Tyndall effect is used to distinguish between:

A Solutions and compounds

B Colloids and true solutions

C Mixtures and elements

D Solids and liquids

Class 9 Science

Which of the following is an example of a chemical change?

A Dissolving sugar in water

B Burning of paper

C Melting of wax

D Evaporation of water

Class 9 Science

Which of the following is an example of a physical change?

A Burning of paper

B Ripening of banana

C Melting of ice

D Rusting of iron

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