FOR COMPETITIVE EXAMINATION.
1.All of the following are disaccharide except:
A).Sucrose.
B).Lactose.
C).Galactose.
D).Maltose.
2.which one of the following contain nitrogen.
A).Glucose.
B).Sucrase.
C).lactose..
D).None of the.
3.The element that help in protein synthesis is:
A).Nitrogen
B).Calcium.
C).Magnesium.
D).Phosphorus.
3.The Maximum number of amino acid that can make million of protein is:
A).20.
B).30
C).40
D).500.
4.The peptide bond formed by combination of three amino acid is called:
A).Dipeptide bond.
B).Tripeptide bond.
C).Tetrapeptide bond
D).Amino can not formed peptide bond.
5.All of the following are protein in nature except:
A).Insulin.
B).pepsin.
C).Heparin.
D).Haemoglobin.
6.The most abundant organic compound present in our body are:
A).Water.
B).Protein
C).Carbohydrates.
D).Fats.
7.DNA is more or less present in all of the following except:
A).Mitochondria.
B).Nucleus.
C).Cytosol
D).Chloroplast.
8.Keratin is a type of protein found in;
A).Silk fibre.
B).Nail
C).Muscles.
D).Blood cell.
9.Gycosidic bond are formed among the molecules of:
A).Carbohydrates.
B).Protein.
C).Fats.
D).DNA.
10.Which of the following has the greatest number of glyosidic bonds.
A).Maltose.
B).Sucrose.
C).Amylose.
D).Lactose.



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