Q.1.
Which one givebn below is a non-reducing sugar? [ NEET 2016]
-
21%
a) Lactose
-
15%
b) Glucose
-
54%
c) Sucrose
-
10%
d) Maltose
Q.2.
Sucrose on hydrolysis gives .... [ NEET 2020]
-
51%
a) α-D-Glucose + β-D-Fructose
-
18%
b) α-D-Fructose + β-D-Fructose
-
20%
c) α-D-Glucose + β-D-Fructose
-
11%
d) α-D-Glucose + β-D-Glucose
Q.3.
The non-essential amino acid among the following is: ...[NEET 2018]
-
24%
a) Valine
-
19%
b) Leucine
-
40%
c) Alanine
-
18%
d) Lysine
Q.4.
Which of the following compounds can form a zwitterion ?
-
22%
a) Benzoic acid
-
24%
b) Acetanilide
-
33%
c) Aniline
-
22%
d) Glycine
Q.5.
Which of the following statements is not correct? [ NEET 2017]
-
12%
a) Insulin maintains sugar level in the blood of a human body
-
14%
b) Ovalbumin is a simple food reserve in egg white
-
19%
c) Blood proteins thrombin and fibrinogen are involved in blood clotting
-
55%
d) Denaturation makes the proteins more active
Q.6.
The correct statement regarding RNA and DNA, respectively is [ NEET 2016]
-
70%
a) The sugar component in RNA is ribose and the sugar component in DNA is 2'-deocyribose
-
12%
b) The sugar component in RNA is arabinose and the sugar component in DNA is ribose
-
7%
c) The sugar component in RNA is 2'-deocyribose anda the sugar component in DNA is arabinose
-
11%
d) The sugar component in RNA is arabinose and the sugar component in DNA is 2'-deocyribose
Q.7.
The correct correspondiing order of names of four aldoses with configuration given below respectively, is ...[ NEET 2016, phase II]
-
20%
a) L-erythrose, L-threose, L-erythrose, D- threose
-
33%
b) D- threose, D-erythrose, L-threose, L-erythrose
-
20%
c) L-erythrose, L-threose, D-erythrose, D- threose
-
28%
d) D-erythrose, D-threose, L-erythrose, D- threose
Q.8.
Which of the following hormones is produced under the condition of stress which stimulates glycogenolysis in the liver of human beings [ AIPMT 2014]
-
14%
a) Thyroxin
-
20%
b) Insulin
-
61%
c) Adrenaline
-
5%
d) Estradiol
Q.9.
hich one of the following sets of monosaccharides forms sucrose? [ AIPMT 2012]
-
22%
a) α-D-galactopyranose and α-D-glucopyranose
-
55%
b) α-D-glucopyranose and β-D-fructofuranose
-
12%
c) β-D-galactopyranose and α-D-fructofuranose
-
12%
d) α-D-galactopyranose and β-D-fructofuranose
Q.10.
Which of the following does not exhibit the henomena of mutarotation? [ AIPMT 2010]
-
23%
a) (+) Sucrose
-
23%
b) (+) Lactose
-
30%
c) (+) Maltose
-
24%
d) (-) Fructose
Q.11.
Which of the following hormones contains iodine? [ AIPMT 2009]
-
18%
a) Insulin
-
11%
b) Testosterone
-
10%
c) Adrenaline
-
60%
d) Throxine
Q.12.
The segment of DNA which acts as the instrumental manual for the synthesis of the protein is [ AIMPMT 2009]
-
32%
a) nucleotide
-
25%
b) ribose
-
24%
c) gene
-
19%
d) nucleoside
Q.13.
Which one of the following statement is not true regarding (+) lactose? [ AIPMT 2011]
-
20%
a) (+) lactose is βglycoside formed by the union of molecule of D-(+)-glucose and a molecule of D(-(+)-galactose
-
49%
b) (+) lactose is a reducing sugar and does not exhibit mutarotation
-
13%
c) (+) lactose, C12H22O11 contains 8 O-H groups
-
18%
d) On hydrolysis (+) lactose gives equal amount of D-(+)-glucose and D-(+)-glactose
Q.14.
Which one is of the following is employed as a tranquiliser? [ AIPMT 2009]
-
65%
a) Equanil
-
21%
b)
-
10%
c)
-
4%
d)
Q.15.
Which one of the following is an amine hormone?[ AIPMT 2008]
-
29%
a) Thyroxin
-
32%
b) Oxypurin
-
20%
c) Insulin
-
20%
d) Progesteron
Q.16.
RNA and DNA are chiral molecules, their chirality is due to ...[ AIPMT]
-
16%
a) L-sugar component
-
33%
b) Chiral bases
-
23%
c) chiral phosphate ester units
-
28%
d) D-sugar component
Q.17.
Which one of the following vitamins is water soluble? [ AIPMT 2007]
-
57%
a) Vitamin-B
-
9%
b) Vitamin-E
-
15%
c) Vitamin-K
-
19%
d) Vitamin-A
Q.18.
Assertion: Under high salt concentration, the symmetry of DNA helix changes Reason: Under high salt concentration, left hand helix is converted to right-handed helix
-
50%
a) Both Assertion and Reason are true and the Reason is correct explanation of Assertion
-
24%
b) Both Assertion and Reason are true but Reason is not the correct explanation of Assertion
-
15%
c) Assertion is true, but Reason is false
-
11%
d) Assertion and Reason are false
Q.19.
Which of the following is a peptide harmone? [ AIPMT 2006]
-
59%
a) Glucagon
-
15%
b) Testosterone
-
11%
c) Thyroxin
-
16%
d) Adrenaline
Q.20.
The human body does not produce [ AIPMT 2006]
-
36%
a) DAN
-
10%
b) enzymes
-
4%
c) hormones
-
49%
d) vitamins