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 №4
|
100 % |
Question 1. What does it mean absorption? |
|
|
Sorption of substance by whole body of sorbent |
|
|
Sorption of steams by solids |
|
|
Chemical reaction between adsorptive and adsorbent |
|
|
Sorption of liquids |
|
100 % |
Question 2. Which amino-acids are essential? |
|
|
Arhynine |
|
|
Proline |
|
|
Cystine |
|
|
Metionin |
|
75 % |
Question 3. What does it mean entropy? |
|
|
Colloid defense |
|
|
Defense of colloids from solids |
|
|
The sum of inner energy and work of extension of system till some volume |
|
|
Measure of dispersion of energy |
|
75 % |
Question 4. Which vitamin is water -soluble? |
|
|
Thiamine |
|
|
Calciferol |
|
|
Retinol |
|
|
Filohinon |
|
50 % |
Question 5. Which elements are microelements? |
|
|
Ca |
|
|
Mg |
|
|
Mn |
|
|
Na |
|
50 % |
Question 6. Which substance is coferment of oxydoreductases? |
|
|
Folic asid |
|
|
Piridoxynic asid |
|
|
NAD+ |
|
|
Pantotenic asid |
|
75 % |
Question 7. How many ATP-molecules are synthesized during anaerobic splitting of 1 molecule of glucose? |
|
|
1; |
|
|
2; |
|
|
4; |
|
|
6. |
|
50 % |
Question 8. Fermentation is the process of: |
|
|
Cellular respiration |
|
|
Aerobic splitting of organic substances with end products H2O and CO2 |
|
|
Anaerobic splitting of organic substances accompanied by ATP synthesis |
|
|
Oxidative phosphorylation |
|
100 % |
Question 9. Which enzyme promote including glycerol into glycolysis: |
|
|
Glycerol – 3 phosphate dehydrogenase |
|
|
Phosphoglycerate – kinase |
|
|
Phosphoglycerate-mutase |
|
|
Glyceraldehyde-phospate-dehydrogenase |
|
100 % |
Question 10. What enzymes regulate the speed of Krebs’ cycle |
|
|
Piruvate-dehydrogenase and isocitrate- dehydrogenase |
|
|
Lactate-dehydrogenase and malate-dehydrogenase |
|
|
Succinate – dehydrogenase and aconitase |
|
|
Hexokinase and Enolase |
|
75 % |
Question 11. How many ATP molecules are synthesized in respiratory chain during transmission of 1 pair of electrons from FADH2 on O2? |
|
|
2; |
|
|
3; |
|
|
4; |
|
|
6. |
|
75 % |
Question 12. Which substance belongs to tricarboxylic oxyacids? |
|
|
Isocitric acid |
|
|
Isoleucine |
|
|
Isomerase |
|
|
Isotope |
|
50 % |
Question 13. Where reactions of pentose cycle take place? |
|
|
In lysosomes |
|
|
In mitochondrias |
|
|
In ribosomes |
|
|
In cytoplasm |
|
75 % |
Question 14. Which of aminoacids mentioned below are cyclic? |
|
|
Arg, |
|
|
Met, |
|
|
Phe, |
|
|
Ser. |
|
50 % |
Питання 15. Назвіть ім’я дослідника, який вперше запровадив науковий підхід до питань контролю якості та безпеки харчових продуктів |
|
|
1. Ернест Хемінгуей |
|
|
2. Харві Вашингтон Уайлі |
|
|
3. Карл Ліней |
|
|
4. Йозеф Гофман |
|
50 % |
Question 16. Which substance is a precursor for biosynthesis of cysteine? |
|
|
serine |
|
|
glutaminic acid |
|
|
leucine |
|
|
lysine |
|
50% |
Question 17. Which substance is a precursor for biosynthesis of proline? |
|
|
alanine |
|
|
glycine |
|
|
tyrosine |
|
|
glutaminic acid |
|
50 % |
Question 18. Which of aminoacids mentioned below during oxidative splitting turn into α-ketoglutaric acid? |
|
|
Val, |
|
|
Thr, |
|
|
Phe, |
|
|
Pro. |
|
50 % |
Question 19. Which of aminoacids mentioned below during oxidative splitting turn into acetyl CoA? |
|
|
Ala and Asn |
|
|
Arg and Lys |
|
|
Leu and His |
|
|
Trp and Thr |
|
50 % |
Question 20. Which enzyme catalyze protein hydrolysis in bowels? |
|
|
decarboxylase |
|
|
dehydrogenase |
|
|
pepsine |
|
|
trypsine |
|
100 % |
Question 21. Which method may be used for determination of aminoacids? |
|
|
lyofilization |
|
|
distillation |
|
|
homogenization |
|
|
chromatography |
|
100 % |
Question 22. What substance is a precursor of urea in ornithin Krebs cycle? |
|
|
alanine |
|
|
arhynine |
|
|
citrulline |
|
|
glutaminic acid |
|
100 % |
Question 23. What is the main end product of Nitrogen metabolism in ruminants? |
|
|
alantoine and urea |
|
|
ammonia |
|
|
glyoxylic acid |
|
|
uric acid |
|
50 % |
Question 24. Which nitrogenous base belongs to purines? |
|
|
A |
|
|
C |
|
|
T |
|
|
U |
|
75 % |
Question 25. What is the function of blood thromboplastin? |
|
|
Transport of different substances |
|
|
Transport of O2 and CO2 |
|
|
Bonding of antigens |
|
|
Plasmozyme transformation into thrombin |
|
75 % |
Question 26. Which buffer system prevails in blood? |
|
|
Bicarbonated |
|
|
Phosphated |
|
|
albuminous |
|
|
hemoglobinous |
|
75 % |
Question 27. What are physiological borders of pH in blood of fetus of mammals? |
|
|
7.20-7.60 |
|
|
7.36-7.50 |
|
|
7.85-7.95 |
|
|
6.00-6.80 |
|
75 % |
Question 28. Which hormones are peptides? |
|
|
Adrenalin |
|
|
Estrogenes |
|
|
Glucocorticoids |
|
|
Oxitocin |
|
75 % |
Question 29. Which hormone is produced in parathyroid gland? |
|
|
Oxitocin |
|
|
Parathyroid hormone |
|
|
Thyrocalcitonin |
|
|
Thymosine |
|
75 % |
Question 30. Which protein prevails in erythrocytes? |
|
|
Collagen |
|
|
Hemoglobin |
|
|
Ovo-albumine |
|
|
Ovo-vitelline |