1. In essential pentosuria, urine contains
a) D-Ribose
b) D-Xylulose
c) L-Xylulose
d) D-Xylose
2. Action of salivary amylase on starch leads
to the formation of
a) Maltose
b) Maltotriose
c) Both of the above
d) Neither of these
3. Congenital galactosaemia can lead to
a) Mental retardation
b) Premature cataract
c) Death
d) All of the above
4. Uridine diphosphate glucose (UDPG) is
a) Required for metabolism of galactose
b) Required for synthesis of glucuronic acid
c) A substrate for glycogen synthetase
d) All of the above
5. Catalytic activity of salivary amylase
requires the presence of
a) Chloride ions
b) Bromide ions
c) Iodide ions
d) All of these
6. The following is actively absorbed in the
intestine:
a) Fructose
b) Mannose
c) Galactose
d) None of these
7. An amphibolic pathway among the
following is
a) HMP shunt
b) Glycolysis
c) Citirc acid cycle
d) Gluconeogenesis
8. Cori’s cycle transfer
a) Glucose from muscles to liver
b) Lactate from muscles to liver
c) Lactate from liver to muscles
d) Pyruvate from liver to muscles
9. Excessive intake of ethanol increases the
ratio:
a) NADH : NAD+
b) NAD+ : NADH
c) FADH2 : FAD
d) FAD : FADH2
10. Ethanol decreases gluconeogenesis by
a) Inhibiting glucose-6-phosphatase
b) Inhibiting PEP carboxykinase
c) Converting NAD+ into NADH and decreasing
the availability of pyruvate
d) Converting NAD+ into NADH and decreasing
the availability of lactate