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WorksheetsPractical VIVA in BIOCHEMISTRY
Total questions: 10
Worksheet time: 4mins
The chemical formed during benedicts test which gives brick red colour is
Cupric hydroxide
Cuprous hydroxide
Cupric oxide
Cuprous oxide
The purple colour produced during Biuret reaction is due to the reaction of copper with
Glycosidic bonds
Hydrogen bonds
Aminolinkages
Peptide bonds
Molisch reagent contains
Alpha naphthol
Resorcinol
Orcinol
Folins reagent
0.1 Normal NaOH is formed when ------- NaOH is dissolved in 1 litre of water
40 grams
40 milligrams
4 grams
0.4 grams
Approximate pH of stomach after a protein rich meal is
7.35
6.6
4.4
2.0
The amino acid which gives yellow colour with Ninhydrin
Proline
Tryptophan
Tyrosine
Arginine
Which among the following is NOT a polysaccharide
Agar
Heparin
Chitin
Dextrose
Saline citrate is used in the quantitative estimation of
Amino acids
Albumin
DNA
Citric Acid
Principle of Beers Lamberts Law is involved in the functioning of
Calorimeter
Colourimeter
Flamephotometer
Lambertometer
Name the Protein used for making standards in Lowry method of Quantitative analysis of Protein
BSA
IgG
Fibrinogen
Casein
