Biology MCQ on CarbohydratesThe following section consists of Biology Multiple Choice questions on Carbohydrates For competitions and exams. Select the correct option to test your skills on Carbohydrates.
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Carbohydrates
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Question 1 of 20
1. Question
The approximate number of branches in amylopectin is
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Question 2 of 20
2. Question
In amylopectin the intervals of glucose units of each branch is
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Question 3 of 20
3. Question
A polymer of glucose synthesized by the action of leuconostoc mesenteroids in a sucrose medium is
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Question 4 of 20
4. Question
Glucose on reduction with sodium amalgam forms
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Question 5 of 20
5. Question
Glucose on oxidation does not give
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Question 6 of 20
6. Question
Oxidation of galactose with conc HNO3 yields
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Question 7 of 20
7. Question
A positive Benedict’s test is not given by
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Question 8 of 20
8. Question
Starch is a
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Question 9 of 20
9. Question
A positive Seliwanoff’s test is obtained with
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Question 10 of 20
10. Question
Osazones are not formed with the
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Question 11 of 20
11. Question
The most important epimer of glucose is
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Question 12 of 20
12. Question
α-D-glucose and β -D-glucose are
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Question 13 of 20
13. Question
α-D-glucose + 1120 → + 52.50 ← + 190 β-D-glucose for glucose above represents
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Question 14 of 20
14. Question
Compounds having the same structural formula but differing in spatial configuration are known as
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Question 15 of 20
15. Question
In glucose the orientation of the —H and —OH groups around the carbon atom 5 adjacent to the terminal primary alcohol carbon determines
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Question 16 of 20
16. Question
The carbohydrate of the blood group substances is
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Question 17 of 20
17. Question
Erythromycin contains
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Question 18 of 20
18. Question
A sugar alcohol is
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Question 19 of 20
19. Question
The major sugar of insect hemolymph is
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Question 20 of 20
20. Question
The sugar found in DNA is
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Carbohydrates2
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Question 1 of 20
1. Question
The general formula of monosaccharides is
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Question 2 of 20
2. Question
The general formula of polysaccharides is
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Question 3 of 20
3. Question
The aldose sugar is
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Question 4 of 20
4. Question
A triose sugar is
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Question 5 of 20
5. Question
A pentose sugar is
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Question 6 of 20
6. Question
The pentose sugar present mainly in the heart muscle is
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Question 7 of 20
7. Question
Polysaccharides are
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Question 8 of 20
8. Question
The number of isomers of glucose is
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Question 9 of 20
9. Question
Two sugars which differ from one another only in configuration around a single carbon atom are termed
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Question 10 of 20
10. Question
Isomers differing as a result of variations in configuration of the —OH and —H on carbon atoms 2, 3 and 4 of glucose are known as
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Question 11 of 20
11. Question
A single micro fibril consist of ……. cellulose molecules.
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Question 12 of 20
12. Question
In animals exoskeleton is formed by the carbohydrate?
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Question 13 of 20
13. Question
Malt sugar is prepared from sprouting of ?
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Question 14 of 20
14. Question
_____ Is known as beet root sugar
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Question 15 of 20
15. Question
___ are sweet and radially soluble in water.
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Question 16 of 20
16. Question
____ is a potential sources of energy
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Question 17 of 20
17. Question
The term lipids was proposed by ?
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Question 18 of 20
18. Question
____ is insoluble In water and soluble In organic solvent.
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Question 19 of 20
19. Question
Fats and oils are known as?
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Question 20 of 20
20. Question
____ contain twice the energy content than carbohydrates.
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Carbohydrates3
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Question 1 of 20
1. Question
_____acylglycerol contains fatty acids which do not cofltain double bond between carbon
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Question 2 of 20
2. Question
Animal fat is ?
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Question 3 of 20
3. Question
____is a class of lipids which made up of isoprenoid
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Question 4 of 20
4. Question
Latex and rubber are ………..in nature.
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Question 5 of 20
5. Question
Sex hormones are include in ?
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Question 6 of 20
6. Question
Carotene and xanthophyll are ?
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Question 7 of 20
7. Question
Steroid nucleus of cholesterol contains carbon in numbers?
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Question 8 of 20
8. Question
Water loving end of phospholipid is ?
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Question 9 of 20
9. Question
Tail of Phospholipids are ?
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Question 10 of 20
10. Question
Geraniol is a terpene extracted from?
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Question 11 of 20
11. Question
Machine lubricants are ?
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Question 12 of 20
12. Question
The important bio molecules found inside nucleus is?
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Question 13 of 20
13. Question
The biochemical that behaves as hereditary material Is?
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Question 14 of 20
14. Question
Uracil is a _____ base ______ nitrogenous?
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Question 15 of 20
15. Question
Triplet nitrogenous base in nucleic acid is known as?
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Question 16 of 20
16. Question
Protein synthesis involve ?
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Question 17 of 20
17. Question
Glycolipids are formed by the combination of ?
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Question 18 of 20
18. Question
Nucleoproteins are found In ?
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Question 19 of 20
19. Question
Proteins associated with Lipids are called?
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Question 20 of 20
20. Question
Helical proteins that Is principle component of hair is ?
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Carbohydrates4
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Question 1 of 20
1. Question
Prosthetic group of lipoproteins include ?
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Question 2 of 20
2. Question
The term enzymes was coined by?
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Question 3 of 20
3. Question
______ are the catalyst which speed up the chemical reaction
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Question 4 of 20
4. Question
Ribozymes are ……… function as enzymes ?
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Question 5 of 20
5. Question
Inorganic substance that accelarate enzyme activity are?
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Question 6 of 20
6. Question
Prosthetic group of enzyme is …….. in nature.
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Question 7 of 20
7. Question
Endoenzymes are acting ___ to the cell.
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Question 8 of 20
8. Question
The Lock-Key model for enzymes was proposed by?
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Question 9 of 20
9. Question
Enzyme transfer one carbon group from one substrate to other is called ?
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Question 10 of 20
10. Question
Hydrolase catalyzes hydrolytic cleavage of ?
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Question 11 of 20
11. Question
Enzymes which alters the structure of substrate is not the atomic composition?
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Question 12 of 20
12. Question
………enzymes are also called synthetase.
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Question 13 of 20
13. Question
Co-factors are ____ part of an enzyme
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Question 14 of 20
14. Question
Co-factors are?
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Question 15 of 20
15. Question
ADP is ?
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Question 16 of 20
16. Question
Most of the enzymes are highly activated at ____ °C.
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Question 17 of 20
17. Question
When inhibitor of an enzyme attached with binding site is called ?
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Question 18 of 20
18. Question
Conjugate enzymes are called ?
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Question 19 of 20
19. Question
The non-protein part of holoenzyme is?
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Question 20 of 20
20. Question
Which molecule binds to the active site of an enzyme?