Form 1.
NATIONAL AGRICULTURAL UNIVERSITY
Chair of animal biochemistry, quality and safety of agricultural products
Faculty of veterinary medicine
Speciality 7.130501 “Veterinary medicine”
Full-time tuition
Semester 4 Year 2
Subject: “Biochemistry with fundamentals of physical and colloid chemistry”
Teachers V. Zhulai., I. Kalinin.
„Certified by”
Deputy of the chair_____________________ N. Melnicova
„26” June, the year 2008.
BLOCK OF TESTS Variant №1
50% |
Question 1. What does it mean osmosis? |
|
One-way movement of solvent through semi-permeable membrane |
|
Both-ways movement of solvent through semi-permeable membrane |
|
Sedimentation |
|
Diffusion of gases |
50 % |
Question 2. What does it mean enthalpy? |
1 |
Colloid defense |
2 |
Defense of colloids from solids |
3 |
The sum of inner energy and work of extension of system till some volume |
4 |
All the above mentioned |
% |
Question 3. Which polysaccharide contains amylosa residue? |
1 |
Glycogen |
2 |
Starch |
3 |
Inuline |
4 |
Cellulose |
% |
Question 4. Which coferments are coferments of oxydoreductases? |
1 |
Pantotenic |
2 |
Nicotinamidic |
3 |
Piridoxynic |
4 |
Folic |
% |
Question 5. Which vitamin is fat-soluble? |
1 |
Thiamine |
2 |
Riboflavin |
3 |
Retinol |
4 |
Holine |
% |
Question 6. Which elements are macroelements? |
|
Cu |
|
Fe |
|
I |
|
S |
% |
Question 7. The end product of anaerobic glycolysis is: |
1 |
Acetyl-CoA |
2 |
Piruvate |
3 |
Lactate |
4 |
Oxalo-acetate |
% |
Question 8. The regulatory enzyme of glycolysis is: |
1 |
Hexokinase |
2 |
Phosphofructokinase |
3 |
Piruvatekinase |
|
4. Департамент праці |
% |
Question 9. Which enzymes catalyze glycogen hydrolysis? |
1 |
Phosphatase |
2 |
Phosphorylases A and B |
3 |
Kinases |
4 |
All the above mentioned |
% |
Question 10. Krebs cycle is the process of: |
1 |
Anaerobic splitting of carbohydrates |
2 |
Substrate phosphorylation |
3 |
Splitting of acetyl-group residues |
4 |
Oxidative phosphorylation |
% |
Question 11. How many basic transporters of electrons are in respiratory chain? |
1 |
3 |
2 |
4 |
3 |
6 |
4 |
8 |
% |
Question 12. Which enzyme catalyses transformation of fructose-6-phosphate into glucose-6-phosphate? |
1 |
Phosphofructokinase |
2 |
Phosphoglucomutase |
3 |
Phosphoglucoisomerase |
4 |
Thriosophosphateisomerase |
% |
Question 13. Which substance belongs to tricarboxylic oxyacids? |
1 |
Isomerase |
2 |
Isoleucine |
3 |
Isocitric |
4 |
Isotope |
% |
Question 14. Which of aminoacids mentioned below are essential? |
1 |
Tyr |
2 |
Ser |
3 |
Ile |
4 |
Cys |
|
|
% |
Question 15. Which of aminoacids mentioned below are glucogenic? |
1 |
Arg, |
2 |
Leu, |
3 |
Trp, |
4 |
Lys. |
% |
Question 16. Which substance is a precursor for biosynthesis of alanine? |
1 |
valine |
2 |
piruvate |
3 |
acetone |
4 |
proline |
% |
Question 17. Which substance is a precursor for biosynthesis of asparagine? |
1 |
alanine |
2 |
glycine |
3 |
arhynine |
4 |
asparaginic acid |
% |
Question 18. Which of aminoacids mentioned below during oxidative splitting turn into oxaloacetic acid? |
1 |
Ala, |
2 |
Arg, |
3 |
Asn, |
4 |
Gln. |
% |
Question 19. Which of aminoacids mentioned below during oxidative splitting turn into fumaric acid? |
1 |
Val, |
2 |
Thr, |
3 |
Phe, |
4 |
Pro. |
% |
Question 20. Which enzyme catalyze reversible transformation of keto-acids into aminoacids? |
1 |
aminopeptidase |
2 |
aminotransferase |
3 |
dipeptidase |
4 |
hymotrypsine |
% |
Question 21. Which of the substances mentioned below belong to keton bodies? |
1 |
aceto-acetate |
2 |
piruvate |
3 |
oxaloacetic acid |
4 |
aceto-acetyl CoA |
% |
Question 22. Which substances are the sources of anabolic Nitrogen for ruminants? |
1 |
proteins |
2 |
free aminoacids |
3 |
urea |
4 |
all mentioned above |
% |
Question 23. What substance is a precursor of urea in ornithin Krebs cycle? |
1 |
arhynine |
2 |
serine |
3 |
ornithin |
4 |
piruvate |
% |
Question 24. What is the end product of Nitrogen metabolism in fishes? |
1 |
ammonia |
2 |
glyoxylic acid |
3 |
urea |
4 |
all mentioned above |
% |
Question 25. What is the function of blood albumin? |
1 |
Transport of different substances |
2 |
Transport of O2 and CO2 |
3 |
Bonding of antigens |
4 |
Plasmozyme transformation into thrombin |
75 % |
Question 26. Which protheinous fractions of blood plasma contain antibodies? |
1 |
albumin |
2 |
α-globulin |
3 |
β-globulin |
4 |
γ-globulin |
100 % |
Question 27. What are physiological borders of pH in blood of horse? |
1 |
7.20 - 7.60 |
2 |
7.36 - 7.50 |
3 |
7.85 - 7.95 |
4 |
6.00 - 6.80 |
100 % |
Question 28. Which hormones are steroids? |
1 |
Adrenalin |
2 |
Glucocorticoids |
3 |
Glucagon |
4 |
Insulin |
75 % |
Question 29. Which hormone is produced in thyroid gland? |
1 |
Oxitocin |
2 |
Somatotropin |
3 |
Thyrotropin-releasing hormone |
4 |
Thyroxin |
75 % |
Question 30. Which protein prevails in milk? |
1 |
Casein |
2 |
Collagen |
3 |
Hemoglobin |
4 |
Ovo-albumine |