HARD
8th CBSE
IMPORTANT
Earn 100

With the help of a labelled diagram, describe the refining of petroleum.

Important Questions on Unit Test Paper-2

EASY
8th CBSE
IMPORTANT
Which of the following metals is extremely malleable?
EASY
8th CBSE
IMPORTANT
The products formed when magnesium reacts with sulphuric acid are:
EASY
8th CBSE
IMPORTANT
The middle zone of a candle flame appears
EASY
8th CBSE
IMPORTANT
Plastics decompose to produce manure when buried in the soil.
EASY
8th CBSE
IMPORTANT
Metals are good conductors of heat and electricity.
EASY
8th CBSE
IMPORTANT
Diamond is a good conductor of electricity.
EASY
8th CBSE
IMPORTANT
Methane and LPG are commonly used domestic fuels.
EASY
8th CBSE
IMPORTANT
Sunlight is an example of an exhaustible natural resource.