Foundation level-I JEE Mock Test-3( Chemistry)

Conversion of solid to liquid by heating is called ____

• Evaporation

• Condensation

• Sedimentation

• Melting

Rusting of Iron is a example of ____

• Physical Change
• Nuclear Reaction
• Chemical Reaction
• Biological Process

Select the example for Man-made change from the given options

• Volcanic Eruption
• Earthquake
• Construction of a Dam
• Tsunami

Which of the following is chemical change?

• Cutting a piece of wood
• Melting ice into water
• Boiling water into steam
• Burning of wood

Melting of wax is _____

• a physical change
• a chemical change
• a biological change
• an irreversible change

The change in which a new substance is formed are called___

• Physical changes
• Chemical changes
• Biological changes
• Mechanical changes

Formation of curd from milk is a example of___

• Physical change
• Chemical change
• Nuclear change
• None of the above

Burning of paper is a example of

• Reversible change

• Irreversible change

• Periodic change

• None of these

Change of seasons are the example of

• Chemical change
• Physical change
• Biological change
• Natural change

Swinging of pendulum is a example of___

• Periodic change

• Non periodic change

• Fast change

• Natural change