Which of the following elements is present in very less quantity in the body?

(a) K              (b) Ca

(c) Mg            (d) Cu

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In a normal adult, ascending order of concentration of following molecules is

(a) K>Na>Fe>Cu              (b) Na>K>Cu>Fe

(c) Fe>Na>K>Cu              (d) Na>Fe>K>Cu

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Select the option having all correctly matched pairs.

A. Alkaloids (i) Carotenoid; Anthocyanin

B. Pigments (ii) Vinblastin; curcumin

C. Drugs    (iii) Morphine; Codeine

(a) A-i;B-ii;C-iii                (b) A-ii;B-iii;C-i

(c) A-iii;B-i;C-ii                (d) A-i;B-iii;C-ii

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Which of the following is a homopolysaccharide?

(a) Heparin

(b) Inulin

(c) Pectin

(d) Hyaluronic acid

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From the following groups, select the one which has only secondary metabolites?

(a) Arbin, cellulose, arginine, tyrosine

(b) Glycine, gums, serine, diterpenes

(c) Carotenoids, phenylalanine, curcumin, rubber

(d) Conclavin-A, morphine, codeine, vinblastine

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DNA and RNA comprise of 

(a) sugar, phosphate, base

(b) sugar, phosphate

(c) base, phosphate

(d) sugar, base

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Which of the following options consist of non-essential amino acids only?

(a) Valine, leucine, glycine, alanine

(b) Glycine, serine, proline, glutamic acid

(c) Proline, aspartic acid, glutamic acid, methionine

(d) Cysteine, tyrosine, alanine, isoleucine

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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

(a) A-(iv), B-(iii), C-(i), D-(ii)

(b) A-(ii), B-(iv), C-(i), D-(iii)

(c) A-(iii), B-(i), C-(iv),D-(ii)

(d) A-(i), B-(ii), C-(iii), D-(iv)

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Cholesterol is a precursor for each of the following except

(a) bile salts                  (b) vitamin D

(c) insulin                      (d) steroids

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Which one of the following is an incorrect combination?

(a) Adenine, thymine, cytidine

(b) Adenine, cytosine, thymine

(c) Guanine, thymine, uracil

(d) Cytosine, uracil, guanine

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