Tuesday 7 February 2017

MISCELLANEOUS MCQS

1.    
The phenomenon of osmosis is opposite to that of
(A) Diffusion (B) Effusion
(C) Affusion (D) Coagulation
A
2.    
Mature erythrocytes do not contain
(A) Glycolytic enzymes(B) HMP shunt enzymes
(C) Pyridine nucleotide(D) ATP
C
3.    
Carrier protein can
(A) Transport only one substance
(B) Transport more than one substance
(C) Exchange one substance to another
(D) Perform all of these functions
D
4.    
Erythromycin contains
(A) Dimethyl amino sugar
(B) Trimethyl amino sugar
(C) Sterol and sugar
(D) Glycerol and sugar
A
5.    
Which of the following is a non-reducing sugar?
(A) Isomaltose (B) Maltose
(C) Lactose (D) Trehalose
D
6.    
The sugar found in milk is
(A) Galactose (B) Glucose
(C) Fructose (D) Lactose
D
7.    
Which of the following is a heteroglycan?
(A) Dextrins (B) Agar
(C) Inulin (D) Chitin
B
8.    
The carrier of the citric acid cycle is
(A) Succinate (B) Fumarate
(C) Malate (D) Oxaloacetate
D
9.    
The normal glucose tolerance curve
reaches peak is
(A) 15 min (B) 1 hr
(C) 2 hrs (D) 2 ½ hrs
B
10. 
The total Glucose in the body is ________ gms.
(A) 10–15 (B) 20–30
(C) 40–50 (D) 60–80
B
11. 
How many ATP molecules will be required for conversion of 2-molecules of Lactic acid to Glucose?
(A) 2 (B) 4 (C) 8 (D) 6
D
12. 
Human heart muscle contains
(A) D-Arabinose (B) D-Ribose (C) D-Xylose (D) L-Xylose
A
13. 
An example of sulphur containing aminoacid is
(A) 2-Amino-3-mercaptopropanoic acid
(B) 2-Amino-3-methylbutanoic acid
(C) 2-Amino-3-hydroxypropanoic acid
(D) Amino acetic acid
A
14. 
An essential amino acid in man is
(A) Aspartate (B) Tyrosine(C) Methionine (D) Serine
C
15. 
The functions of plasma albumin are
(A) Osmosis (B) Transport(C) Immunity (D) both (A )and (B)
A
16. 
An example of polar amino acid is
(A) Alanine (B) Leucine
(C) Arginine (D) Valine
C
17. 
Which of the following is a tripeptide?
(A) Anserine (B) Oxytocin
(C) Glutathione (D) Kallidin
C
18. 
An example of scleroprotein is
(A) Zein (B) Keratin(C) Glutenin (D) Ovoglobulin
B
19. 
Histones are
(A) Identical to protamine
(B) Proteins rich in lysine and arginine
(C) Proteins with high molecular weight
(D) Insoluble in water and very dilute acids
B
20. 
Proteins are soluble in
(A) Anhydrous acetone(B) Aqueous alcohol (C) Anhydrous alcohol (D) Benzene
B
21. 
An example of phosphoprotein present in egg yolk is
(A) Ovoalbumin (B) Ovoglobulin (C) Ovovitellin (D) Avidin
C
22. 
Tertiary structure of a protein describes
(A) The order of amino acids
(B) Location of disulphide bonds
(C) Loop regions of proteins
(D) The ways of protein folding
D
23. 
The technique for purification of proteins that can be made specific for a given protein is
(A) Gel filtration chromotography
(B) Ion exchange chromatography
(C) Electrophoresis
(D) Affinity chromatography
D

24. 
The number of helices present in a collagen molecule is
(A) 1 (B) 2 (C) 3 (D) 4
C
25. 
Ceruloplasmin is
(A) α1-globulin (B) α2-globulin (C) β-globulin (D) None of these
A
26. 
The apolipoprotein which from the integral component of VLDL is
(A) B-100 (B) B-48 (C) A (D) D
A
27. 
Renin converts casein to paracasein inpresence of
(A) Ca++ (B) Mg++ (C) Na+ (D) K+
A
28. 
Pulses are deficient in
(A) Lysine (B) Threonine (C) Methionine (D) Tryptophan
C
29. 
At isoelectric pH, an amino acid exists as
(A) Anion (B) Cation (C) Zwitterion (D) None of these
C
30. 
Tay-Sachs disease results from inherited deficiency of
(A) Arylsulphatase A
(B) Hexosaminidase A
(C) Sphingomyelinase
(D) Ceramidase
B

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