Which one of the following apparatus is used for separating benzene and water mixture ?

Which one of the following methods can be used to separate anthracene from a mixture of salt and anthracene ?

Which one among the following separation techniques is used for blood tests in diagnostic laboratories?

Which among the following methods is used to separate the constituents present in a compound?

Which one of hte folowing is used for storing biological tissues?

Which one of the following processes is NOT useful for purification of solid impurities?