PQ WS - 16.11.23,

Question 1

1. In the nutritional prevention of hypocalcemia and parturition paresis in dairy cows,
   the following applies:

a) Increasing daily intake of calcium above 120 g/day with addition of NH3Cl, NH4SO4
(anions) to feed ration before parturition

b) Decreasing of daily intake of Ca at the level of 60-80 g/day and K value above 30 g/day

c) Decreasing the daily intake of Ca at the level of 60-80 g/day and the value of K to 15 g/day

Answer 1

c) Decreasing the daily intake of Ca at the level of 60-80 g/day and the value of K to 15 g/day

Question 2

2. Increased fat content in milk at the postpartum phase is found in:

a) In dairy cows with an increased content of fat in the feed ration

b) In dairy cows with an increased content of fibrous/structural carbohydrates in the ration

c) In obese dairy cows with the increased lipomobilization.

Answer 2

c) In obese dairy cows with the increased lipomobilization

Question 3

3., The most numerous lg group in colostrum is represented by the class group

a) IgG
b) IgA
c) IgM

Answer 3

a) IgG

Question 4

4. Cause of pregnancy toxemia in ewes

a) incorrect/improper phase nutrition of ewes accompanied by excessive feeding in the first
phase of pregnancy

b) obesity of ewes, which show lower feed intake in the last weeks of pregnancy in more fertile
animals

c) incorrect phase nutrition of ewes accompanied by excessive feeding during lactation

Answer 4

a) incorrect/improper phase nutrition of ewes accompanied by excessive feeding in the first
phase of pregnancy

b) obesity of ewes, which show lower feed intake in the last weeks of pregnancy in more fertile
animals

Question 5

5. Low fat syndrome

a) manifests itself with a high content of polyunsaturated fatty acids in the feed ration, which at
low pH affects the biohydrogenation of fatty acids

b) the content of trans-conjugated linolenic acid (CLA - C18:2 cis-9-trans-11) synthesized in
the rumen increases as a result of incomplete biohydrogenation when the pH drops

c) the content of trans-conjugated linolenic acid (CLA - C18:2 trans- 10-cis-12) synthesized in
the rumen increases as a result of incomplete biohydrogenation when the pH drops

Answer 5

a) manifests itself with a high content of polyunsaturated fatty acids in the feed ration, which at
low pH affects the biohydrogenation of fatty acids

c) the content of trans-conjugated linolenic acid (CLA - C18:2 trans- 10-cis-12) synthesized in
the rumen increases as a result of incomplete biohydrogenation when the pH drops

Question 6

6. Causes increased urea in milk

a) increased representation of non-structural carbohydrates (sugars, starch, pectin)

b) unbalanced protein intake of the ration (high proportion of CP, RDP, low proportion of RUP)

c) low representation of non-structural carbohydrates (sugars, starch, pectin).

Answer 6

b) unbalanced protein intake of the ration (high proportion of CP, RDP, low proportion of RUP)

c) low representation of non-structural carbohydrates (sugars, starch, pectin).

Question 7

7. The method of ileal digestibility of amino acids in feed is used for:

a) The evaluation of the complementation effect for increasing the content of proteins.

b) The evaluation of the supplementation effect for increasing the biological value of proteins

c) The determination of the difference between the content of received amino acids and the
absorption of amino acids

Answer 7

c) The determination of the difference between the content of received amino acids and the
absorption of amino acids

Question 8

8. In the pathogenesis of grazing tetany the following are applied:

a) Low concentration of carbohydrates together with low representation of CP and fat in the
ration, which causes a decrease in the absorption of Mg from rumen.

b) High concentration of carbohydrates & CP together with low N and fat K, causing a
decreased/reduced Mg absorption from the rumen.

c) Low concentration of carbohydrates in feed ration together with a high proportion of CP (&
fat) causes a decrease in the absorption of Mg from the rumen with increasing NH3 level and
a decrease VGS in the rumen

Answer 8

c) Low concentration of carbohydrates in feed ration together with a high proportion of CP (&
fat) causes a decrease in the absorption of Mg from the rumen with increasing NH3 level and
a decrease VGS in the rumen

Question 9

9. Enzootic ataxia manifests itself

a) Copper deficit or increased proportion of sulfur and molybdenum

b) As a result of degenerates of high emissions of sulfur or molybdenum and Due to
degenerative changes in the white matter the lamb has partially or completely paralyzed hind
limbs.

c) in the case of a deficient supply of natural* (vitamins E and selenium) in the diet of highly
pregnant and lactating ewes by the moderate content of these substances in the colostrum
and milk of ewes.

Answer 9

a) Copper deficit or increased proportion of sulfur and molybdenum

b) As a result of degenerates of high emissions of sulfur or molybdenum and Due to
degenerative changes in the white matter the lamb has partially or completely paralyzed hind
limbs

Question 10

10. Significant diagnostic value in the evaluation of the lactation curve has:

a) Initial level of milk production, peak milk production, and persistence of milk production
b) Total milk production, peak milk production, and persistence in milk production
c) The peak of milk production and persistence of milk production

Answer 10

a) Initial level of milk production, peak milk production, and persistence of milk production

Question 11

11. A suitable colostrum for feeding calves after calving should contain a minimum
    content:

a) 70 g of immunoglobulins per l of colostrum
b) 25 g of immunoglobulins per l of colostrum
c) 50 g of immunoglobulins per l of colostrum

Answer 11

c) 50 g of immunoglobulins per l of colostrum

Question 12

12. Absorption of Mg from the digestive tract of dairy cows takes place:

a) In the area of the small intestine by active transport

b) In the region of the rumen and reticulum by active transport by active transport through the
wall

c) In the area of the large intestine by passive absorption depending on the concentration in
the ration

Answer 12

b) In the region of the rumen and reticulum by active transport by active transport through the
wall

Question 13

13. Physiological differences in the digestion of nutrients in sheep compared to dairy
    cows are manifested

a) Passage of feed through the GIT is faster in sheep with shorter retention of feed in the
rumen than in the intestine

b) Passage of feed through the GIT is slower in sheep with longer retention of feed in the
rumen than in the intestine

c) Passage of feed through the GIT is faster in sheep with longer retention of feed in the
rumen than in the intestine

Answer 13

a) Passage of feed through the GIT is faster in sheep with shorter retention of feed in the
rumen than in the intestine

Question 14

14. Polioencephalomalacia manifests itself with a deficiency of:

a) Mineral substances - the deficit of copper
b) Vitamin B1 (thiamine)
c) Vitamin E

Answer 14

b) Vitamin B1 (thiamine)

Question 15

15. Nutritional causes of reproductive disorders are:

a) Negative impact of antinutritional substances in feed on the reproductive cycle
b) Unbalanced supply of energy, the content of fat and proteins, a saturation of mineral
substances and vitamins
c) Feeding regime (frequency and sequence)

Answer 15

a) Negative impact of antinutritional substances in feed on the reproductive cycle

b) Unbalanced supply of energy, the content of fat and proteins, a saturation of mineral
substances and vitamins

Question 16

16. The low-fat syndrome is caused by (or manifested by?)

a) Incomplete biohydrogenation and formation of trans-10 cis-12 conjugated linoleic acid

b) Incomplete biohydrogenation and formation of cis-9 trans-11 conjugated linoleic acid

c) Reduced production of VFA and especially acetic acid

Answer 16

a) Incomplete biohydrogenation and formation of trans-10 cis-12 conjugated linoleic acid

c) Reduced production of VFA and especially acetic acid

Question 17

17. The chemical score is applied to evaluation:

a) Of the analyzed content of individual amino acids in the feed mixture versus the content of
amino acids in the ideal protein for pigs

b)The analyzed proportional content of amino acids and energy in the feed mixture for pig

c) Of the analyzed content of individual amino acids in the feed mixture compared to the
standardized requirement for pigs

e) Analysis of the proportion of each AMK in the compound feed compared to the standard
requirement for pigs.

Answer 17

a) Of the analyzed content of individual amino acids in the feed mixture versus the content of
amino acids in the ideal protein for pigs - CHAT GPT??

c) Of the analyzed content of individual amino acids in the feed mixture compared to the
standardized requirement for pigs

e) Analysis of the proportion of each AMK in the compound feed compared to the standard
requirement for pigs

Question 18

18. The low level of nutrition of ewes during the last six weeks of pregnancy results in:

a) A limited growth and development of the placenta and reduced birth weight of lambs

b) The increased embryonic mortality above the level of 30% from fertilized eggs

c) The increased lipomobilization and development of pregnant toxemia in ewes

Answer 18

c) The increased lipomobilization and development of pregnant toxemia in ewes

Question 19

19. The persistence of the lactation curve after the peak of lactation represents a decrease
    in milk in the range:

a) In the range of 5-7% of the level of production in the evaluated compared to the previous
month

b) In the range of 2-5% of the level of production in the evaluated compared to the previous
month

c) In the range of 7-10% of the level of production in the evaluated compared to the previous
month

Answer 19

a) In the range of 5-7% of the level of production in the evaluated compared to the previous
month

Question 20

20. The coagulation activity of abomasum during milk feeding is decisively influenced by:

a) The contraction and motility of abomasum
b) The rate of milk coagulation in the abomasum
c) The quality of the formed casein precipitate

Answer 20

b) The rate of milk coagulation in the abomasum

c) The quality of the formed casein precipitate

Question 21

21. By production of VFAs after fermentation of fibre in the large intestine, pigs obtain:

a) Of 35-40% energy for maintenance
b) Of 45-50% energy for maintenance
c) Of 25-30% energy for maintenance

Answer 21

c) Of 25-30% energy for maintenance

Question 22

22. Ca homeostasis in animals is regulated by:

a) Thyroid hormone calcitonin during the deposition of Ca in bone tissue

b) Steroid hormone 1.25-dihrdroxycholecalciferol to support absorption from the small intestine

c) Parathyroid hormone for the release of Ca from bone tissue

Answer 22

ALL

Question 23

23. Overfeeding of CP with an increase in the level of NH3 in the rumen and urea in ther
    serum manifests itself:

a) By increasing the pH in the uterine secretion and has a toxic effect on the egg and sperm
after insemination

b) By reducing the synthesis of progesterone and stimulating the synthesis of PGF2α
synthesis

c) By stimulation of progesterone synthesis and reduction of PGF2α synthesis

Answer 23

a) By increasing the pH in the uterine secretion and has a toxic effect on the egg and sperm
after insemination

b) By reducing the synthesis of progesterone and stimulating the synthesis of PGF2α
synthesis

Question 24

24. In the pathogenesis of pregnancy toxemia in ewes, the following applies:

a) Disorder of carbohydrate nutrition (high proportion of starch) increases the production of
VFA with acidification of the rumen and increased production of butyric acid

b) Malfunction of carbohydrate nutrition (high proportion of fibre and deficit of starch) reduces
the production of VFA and propionic acid with lipomobilization

c) Disorder of protein nutrition with high production of NH3 and urea in ewes in the second half
of pregnancy

Answer 24

b) Malfunction of carbohydrate nutrition (high proportion of fibre and deficit of starch) reduces
the production of VFA and propionic acid with lipomobilization

Question 25

25. Mark the correct answer

a) luteinizing hormone(LH) produced by the pituitary gland is necessary for the manifestation
of ovulation and for the development and preservation of the corpus luteum

b) gonadotropin-releasing hormone(GnRH) secreted in the pituitary gland stimulates the
production and release of LH and FSH in the hypothalamus

c) prostaglandin is produced in the placenta before birth and in the uterus after birth, it
initiates the regression of the functional corpus luteum as well as the corpus luteum formed
after ovulation during unsuccessful pregnancy

Answer 25

a) luteinizing hormone(LH) produced by the pituitary gland is necessary for the manifestation
of ovulation and for the development and preservation of the corpus luteum

c) prostaglandin is produced in the placenta before birth and in the uterus after birth, it
initiates the regression of the functional corpus luteum as well as the corpus luteum formed
after ovulation during unsuccessful pregnancy