Deck 5

Question 1

Under low ruminal pH conditions, process of biohydrogenation can be diverted to formation of:

Answer 1

Trans-isomer of linoleic acid

Question 2

Mycotoxin deoxynivalenol (DON) may include:

Answer 2

Vomiting in swine

Question 3

Enzootic ataxia is a motor dysfunction of the hind limbs of newborn or young lambs associated with:

Answer 3

A low copper diet content

Question 4

Lectins are deactivated by:

Answer 4

Moist heat treatment

Question 5

Phytin phosphorus is not effectively utilized in poultry and pigs because:

Answer 5

Phytin phosphorus is incompletely broken down in GIT, not effectively utilized in poultry

Question 6

Megasphaera eldenii (bacteria) in the rumen is considered for:

Answer 6

Lactate users

Question 7

It is important that the horse is provided with enough roughage in the diet and the recommendations are at least:

Answer 7

1 kg DM per 100 kg (1% of weight)

Question 8

Lectins are:

Answer 8

Proteins prosessing specific affinity for sugars

Question 9

Beta-glucans are presented in:

Answer 9

Barley

Question 10

Recommendations for horses include restraints for the amount of starch-rich feeds, a maximum of:

Answer 10

0.4-0.5 kg of grain-based concentrates per 100 kg b.w. and meal

Question 11

One key factor leading to laminitis is:

Answer 11

Ruminal acidosis

Question 12

The recommended calcium (Ca) intake for the prevention of milk fever during the dry period is under:

Answer 12

60-80 Ca per day

Question 13

The aim of determination of urease activity in soybean products is:

Answer 13

The analysis of successful thermal treatment because of trypsin inhibitor activity

Question 14

The normal concentration of total volatile fatty acids in rumen content is:

Answer 14

80-130 mmol/L

Question 15

Water extract acidity analysis is the method of:

Answer 15

Determination of degree of breakdown processes of carbohydrates in feeds

Question 16

Peroxide value is:

Answer 16

test of oxidative rancidity

Question 17

High peroxide value is an indicator of:

Answer 17

High rancid fat

Question 18

Lipoxygenase is:

Answer 18

Anti-vitamin A

Question 19

Increase in catalase activity in feeds signifies:

Answer 19

The presence of microorganisms

Question 20

Reference value of NEFA before parturition (2-3 weeks) is:

Answer 20

</= 0.35 mmol/L

Question 21

Solanine is a:

Answer 21

Potato glycoalkaloid

Question 22

Nitrite in the bloodstream:

Answer 22

Changes haemoglobin to methaemoglobin

Question 23

Trypsin inhibitors (TI) evoke increased pancreatic enzyme secretion by forming:

Answer 23

Inactive trypsin-TI complexes

Question 24

Avidin is:

Answer 24

Anti-biotin

Question 25

Oxalates:

Answer 25

Reduce calcium absorption
Cause calcium deposits in kidneys

Question 26

Non-starch polysaccharides NSPs include:

Answer 26

Arabinoxylans and beta-glucans

Question 27

Phytoestrogens are presented mainly in:

Answer 27

Legumes

Question 28

The objective of thermic treatment of legume seeds:

Answer 28

The reduction of antinutritional factors in products from legume seeds

Question 29

Method of heat treating full-fat soybeans include:

Answer 29

Roasting, micronisation and extrusion

Question 30

Minimum temperature for heat treatment of soybean which increases the bypass protein from ruminant is:

Answer 30

150*C