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WorksheetsSEPARATION OF SUBSTANCES
Total questions: 15
Worksheet time: 9mins
A mixture can be solid, liquid or gases.
True
False
How to separate sugar from wheat flour?
Hand picking
Sieving
Winnowing
Threshing
Threshing is done by:
Beating
Bullocks
Machine
All of these
Which method is used to separate pebbles and stones from sand?
Sieving
Winnowing
Threshing
Filteration
A sieve is a shallow vessel having small holes at its bottom.
True
False
Which method is used to separate tea leaves from tea?
Decantation
Sieving
Churning
None of these
Husk is separated from heavier seeds of grain
Winnowing
Hand picking
Sieving
None of the above
The property which forms the basis of sieving
Difference in weight
difference in colour
difference in shape
difference in size
Peanuts are separated from the mixture of wheat and peanut by -----------
Handpicking
Sieving
Threshing
Churning
Fine sand can be separated from the larger particles by (a)
(a) is used to separate husk from wheat.
Mixture may be solid liquid or (a)
Butter is separated from milk by ____________ method.
Sedimentation
Filteration
Churning
Evaporation
Mixtures need to be separated because_______
To remove undesirable substances
To get desirable substances
To obtain highly pure substances
All of the above
The method of separation used to separate stone from rice is ___________
Handpicking
Threshing
Winnowing
All of the above
