Discussion Forum : Separation Of Substances
Question - Sand and gravel can be separated from each other by ________. 
Options:
A .  Filter funnel 
B .  Sieve
C .  Evaporating basin 
D .  Decanter 
Answer: Option B
:
B
Sieves are used to separate gravel from sand. Sieving is a simple technique for separating particles of different sizes. Depending upon the types of particles to be separated, sieves with different sizes of holes are used.

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