Which of the following is a homopolysaccharide?
(1) Heparin
(2) Inulin
(3) Pectin
(4) Hyaluronic acid
From the following groups, select the one which has only secondary metabolites?
(1) Arbin, cellulose, arginine, tyrosine
(2) Glycine, gums, serine, diterpenes
(3) Carotenoids, phenylalanine, curcumin, rubber
(4) Conclavin-A, morphine, codeine, vinblastine
DNA and RNA comprise of
(1) sugar, phosphate, base
(2) sugar, phosphate
(3) base, phosphate
(4) sugar, base
Which of the following options consist of non-essential amino acids only?
(1) Valine, leucine, glycine, alanine
(2) Glycine, serine, proline, glutamic acid
(3) Proline, aspartic acid, glutamic acid, methionine
(4) Cysteine, tyrosine, alanine, isoleucine
Match Column - I with Column -II and select the correct option from codes given below.
Column-I Column-II
A. Pigments (i) Abrin, ricin
B. Toxins (ii) Concanavalin A
C. Alkaloids (iii) Carotenoids
D. Lectins (iv) Morphine, codeine
(1) A-(iv), B-(iii), C-(i), D-(ii)
(2) A-(ii), B-(iv), C-(i), D-(iii)
(3) A-(iii), B-(i), C-(iv),D-(ii)
(4) A-(i), B-(ii), C-(iii), D-(iv)
Cholesterol is a precursor for each of the following except
(1) bile salts
(2) vitamin D
(3) insulin
(4) steroids
Which one of the following is an incorrect combination?
(1) Adenine, thymine, cytidine
(2) Adenine, cytosine, thymine
(3) Guanine, thymine, uracil
(4) Cytosine, uracil, guanine
Identify the given structure:
(1) Adenylic acid
(2) Uracil
(3) Cholesterol
(4) Adenosine
Excess carbohydrates and proteins are stored in the body as
(1) amino acids
(2) fats
(3) starch
(4) monosaccharides
Which one of the following pairs in not correctly matched?
(1) Vitamin-B12-Pernicious anaemia
(2) Vitamin-B6-Loss of appetite
(3) Vitamin-B1-Beri-beri
(4) Vitamin-B3-Pellagra