Biology Multiple Choice Questions and Answers for Different Competitive Exams

Multiple Choice Questions on Chromatography

MCQ on Chromatography
1. Separation of different fatty acids by

a) Counter current chromatography

b)affinity chromatography

c)gas chromatography

d)Thin layer chromatography


2. Silica gel G is used in

Thin layer chromatography

a) Column chromatography

b) Gas chromatography

c)Thin layer chromatography



3. In-gel permeation chromatography,---is eluted first from the column.

a) Cations

b) Anions

c)Bigger molecules

d)smaller molecules


4. Proteins maybe separated according to size by

a) isoelectric focusing

b) molecular exclusion chromatography

c)ion-exchange chromatography

d)reverse phase chromatography


5. Match the following

P. Mixture of glycine and albumin            1. Gas Chromatography

Q. Mixture of 20 and 60kDa proteins       2. Dialysis

R. Histones from nuclear extract             3. Affinity Chromatography

S. Lectins                                                 4. Size exclusion chromatography

                                                                 5. Thin layer chromatography

                                                                 6.Cation exchange chromatography

a) P-1, Q-4, R-3, S-5

b) P-5, Q-3, R-3,S-1

c) P-2, Q-4, R-6, S-3

d) P-6, Q-5 ,R-2, S-4


6. A globular protein of molecular weight of 50 kDa exists as a mixture of monomers and dimers in solution. The most appropriate technique for the separation of these two forms of the protein is

a) gel filtration Chromatography

b) ion-exchange Chromatography

c) thin layer Chromatography

d) paper Chromatography


7. Chromatography that involves the separation of isomers

a) Thin layer Chromatography

b) count current Chromatography

c) Chiral Chromatography

d) paper Chromatography

Learn more: MCQ on Biochemistry


1. c)gas chromatography

2. c)Thin layer chromatography

3. c)Bigger molecules

4. b) molecular exclusion chromatography

5. c) P-2, Q-4, R-6, S-3

6. a) gel filtration Chromatography

7. c) Chiral Chromatography

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