TOPIC : CARBOHYDRATES
Q.1- Which of the following is a simple sugar or monosaccharide?
a) Galactose
b) Lactose
c)Maltose
d)Sucrose
Q.2- What is the molecular formula for Glucose?
a) CH3OH
b) C6H1206
c)C12H22O11
d)C6H12O5
Q.3- Maltose is composed of which two sugars?
a) Glucose and Glucose
b) Glucose and Galactose
c) Glucose and Fructose
d) Fructose and Galactose
Q.4- In which form Glucose is stored in animals?
a) Starch
b) Glycogen
c)Dextrins
d)Cellulose
Q.5-All are glucosans except-
a) Glycogen
b) Insulin
c)Starch
d)Cellulose
Q.6- Choose the Aldose sugar-
a) Sucrose
b) Ribulose
c)Fructose
d)Ribose
Q.7- Choose the ketotriose-
a) Glyceraldehyde
b) Erythrose
c) Dihydroxyacetone
d)Arabinose
Q.8- A pentose sugar present in the heart muscle is-
a) Xylose
b)Lyxose
c) Xylulose
d) Aldose
Q.9- α-D Glucose and β- D glucose are-
a) Epimers
b)Keto- Aldose Isomers
c)Anomers
d) Optical isomers
Q.10- All tests are negative for sucrose except-
a) Benedict
b) Seliwanoff
c)Barfoed
d)Osazone
Q.11- Glucose can have ————- isomers due to the presence of 4 asymmetric carbon atoms-
a) 4
b) 12
c) 8
d)16
Q.12- Galactose and Glucose are-
a) Epimers
b) Isomers
c)Anomers
d)Ketose- Aldose isomers
Q.13- The compounds having same structural formula but differing in configuration around one carbon atom are called-
a) Optical isomers
b) Stereo isomers
c) Anomers
d) Epimers
Q.14- What does the following equation represent?
α-D Glucose +112ο→+52.5 ο→ +19 οβ- D glucose
a) Stereoisomerism
b) Mutarotation
c) Opticalisomerism
d)Epimerization
Q.15- Thecarbohydrate of blood group substance is-
a) Fucose
b) Xylose
c)Lyxose
d)Fructose
Q.16- Dulcitolisa -
a) Sugar acid
b) Amino sugar
c) Deoxysugar
d) Sugaralcohol
Q.17- Which of thefollowing is a non reducing sugar-
a) Arabinose
b) Erythrose
c)Trehalose
d)Ribulose
Q.18- APolysaccharide formed by β1→4 Glycosidic linkages is-
a) Starch
b) Dextrin
c)Glycogen
d)Cellulose
Q.19-Invert sugaris-
a) Starch
b) Glucose
c)Fructose
d)Hydrolytic product of Sucrose
Q.20- Thepolysaccharide found in the exoskeleton of insects is-
a) Hyaluronic acid
b) Cellulose
c) Chitin
d)Chondrosamine
Q,21- Which of thefollowing is a polymer of fructose?
a) Inulin
b)Dextrin
c)Cellulose
d)Glycogen
Q.22- Adisaccharide produced on hydrolysis of starch is called-
a) Sucrose
b) Lactose
c)Maltose
d)Trehalose
Q.23- The typicalcyclical structure of Glucose is α and β D-
a) Glucopyranose
b) Glucoside
c)Glucofuranose
d)Glucosamine
Q.24- Which testcan be undertaken to differentiate between Glucose and Fructose?
a) Benedict
b) Molisch
c)Seliwanoff
d)Osazone
Q.25- Which of the following molecules is a carbohydrate?
a) C3 H7O2N
b) C13H26O2
c)C6H12O6
d)C20H40O2
Q.26- Which of the followingmonosaccharides is not an aldose?
a) Ribose
b) Fructose
c) Glucose
d)Glyceraldehyde
Q.27-Which of following is ananomeric pair?
a) D-glucose and L-glucose
b) α-D-glucose and β-D-glucose
c) D-glucose andD-fructose
d) α-D-glucose and β-L-glucose
Q.28- Which of the followingmonosaccharides is not a carboxylic acid?
a) Glucuronate
b) Gluconate
c) Glucose
d)Muramic acid
Q.29- From the abbreviated nameof the compound Gal (β 1 →4) Glc, we know that:
a) The glucose residue is the βanomer.
b) The galactose residue is at thenonreducing end.
c) C-4 of glucose is joined toC-1 of galactose by a glycosidic bond.
d) The compound is in its furanoseform
Q.30- The compound that consistsof ribose linked by an N-glycosidic bond to N-9 of adenine is:
a) A purine nucleotide.
b) A pyrimidine nucleotide.
c) Adenosine.
d) AMP
Acknowledgements