Carbohydrates Biochemistry Set 1

/26

Biochemistry (Carbohydrates And Carbohydrate Metabolism Set 1)

MCQ

1 / 26

1. In the diet of a diabetic patient, the
recommended carbohydrate intake
should preferably be in the form of In the diet of a diabetic patient, the
recommended carbohydrate intake
should preferably be in the form of

A) Polysaccharides

B) Dissaccharides

C) All of these

D) Monosaccharides

2 / 26

2. Specific gravity of urine is decreased in

A) Chronic glomerulonephritis

B) Diabetes mellitus

C) Acute glomerulonephritis

D) Diarrhea

3 / 26

3. Hexokinase has a high affinity for glucose
than

A) All of the above

B) Glucokinase

C) Galactokinase

D) Fructokinase

4 / 26

4. The following is actively absorbed in the
intestine

A) Fructose

B) None of these

C) Galactose

D) Mannose

5 / 26

5. Excessive intake of ethanol increases the
ratio

A) FAD : FADH2

B) FADH2 : FAD

C) NADH : NAD+

D) NAD+ : NADH

6 / 26

6. 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

7 / 26

7. Glucose-6-phosphatase is not present in

A) Muscles and adipose tissue

B) Kidneys and muscles

C) Kidneys and adipose tissue

D) Liver and kidneys

8 / 26

8. During starvation, ketone bodies are used
as a fuel by

A) Brain

B) Erythrocytes

C) All of these

D) Liver

9 / 26

9. Glucose-6-phosphatase is absent or
deficient in

A) Pompe’s disease

B) Cori’s disease

C) McArdle’s disease

D) Von Gierke’s disease

10 / 26

10. The carrier of the citric acid cycle is

A) Fumarate

B) Malate

C) Succinate

D) Oxaloacetate

11 / 26

11. Cori’s cycle transfers

A) Lactate from muscles to liver

B) Pyruvate from liver to muscles

C) Glucose from muscles to liverGlucose from muscles to liver

D) Lactate from liver to muscles

12 / 26

12. The reaction succinyl COA to succinate
requires

A) ADP

B) GDP

C) CDP

D) NADP+

13 / 26

13. Ethanol decreases gluconeogenesis by

A) Inhibiting PEP carboxykinase

B) Inhibiting glucose-6-phosphatase

C) Converting NAD+ into NADH and decreasing the availability of lactate

D) Converting NAD+ into NADH and decreasing the availability of pyruvate

14 / 26

14. Polyuria can occur in

A) Diarrhea

B) High fever

C) Acute glomerulonephritis Acute glomerulonephritis

D) Diabetes mellitus

15 / 26

15. Glycogenin is

A) Polymer of glycogen molecules

B) Protein primer for glycogen synthesis

C) Intermediate in glycogen breakdown

D) Uncoupler of oxidative phosphorylation

16 / 26

16. Action of salivary amylase on starch leads
to the formation of

A) Maltose

B) Both of the above

C) Neither of these

D) Maltotriose

17 / 26

17. Glycogen synthetase activity is depressed
by

A) Glucose

B) Insulin

C) Cyclic AMP

D) Fructokinase

18 / 26

18. Dihydroxyacetone phosphate and
glyceraldehyde-3-phosphate are
intercoverted by

A) Dihydroxyacetone phosphorylase

B) Phosphotriose isomerase

C) Triose isomerase

D) Diphosphotriose isomerase

19 / 26

19. Lactate formed in muscles can be utilised
through

A) Cori’s cycle

B) Citric acid cycl

C) Rapoport-Luebeling cycle

D) Glucose-alanine cycle

20 / 26

20. Fructose-2, 6-biphosphate is formed by
the action of

A) Fructose biphosphate isomerase

B) Fructose-1, 6-biphosphatase

C) Phosphofructokinase-1

D) Phosphofructokinase-2

21 / 26

21. Gluconeogenesis is decreased by

A) Glucagon

B) Epinephrine

C) Glucocorticoids

D) Insulin

22 / 26

22. Galactose on oxidation with conc. HNO3
produces

A) Saccharic acid

B) Mucic acid

C) Gluconic acid

D) Saccharo Lactone

23 / 26

23. Pyruvate carboxylase is regulated by

A) Repression

B) Allosteric regulation

C) All of these

D) Induction

24 / 26

24. Cyclic AMP is formed from ATP by the
enzyme adenylate cyclase which is
activated by the hormone

A) Testosterone

B) Epinephrine

C) Progesterone

D) Insulin

25 / 26

25. Glucose uptake by liver cells is

A) A saturable process

B) Insulin-dependent

C) Insulin-independent

D) Energy-consuming

26 / 26

26. An amphibolic pathway among the
following is

A) Citirc acid cycle

B) HMP shunt

C) Gluconeogenesis

D) Glycolysis

Your score is

The average score is 23%

Carbohydrates Biochemistry Set 1

Follow Us on Social Media