Past qs 6

Question 1

In rumen, Ruminococcus albus splits:

Answer 1

Cellulose

Question 2

Definition of acid number:

Answer 2

mg KOH/g feed

Question 3

Reason of obesity of rats having ob/ob is:

Answer 3

Insufficient leptin production

Question 4

Its protein requirement is expressed in Crude Protein:

Answer 4

Turkey

Question 5

According to Protein Evaluation System valid for Ruminants:

Answer 5

Each feed has two metabolizable protein values (MPN+MPE)

Question 6

The energy requirement of Beef is expressed both by NE m and NEg because:

Answer 6

Efficiency of conversion between ME – NEm and ME – NEg are different

Question 7

Knowing the digestibility co-efficient, it can be calculated the:

Answer 7

Amount of digestible nutrients

Question 8

Plays an important role in the short-term control of feed intake in Ruminants:

Answer 8

Both (A+B)

Blood glucose level. Blood VFA level

Question 9

Calculation of Biological Value (BV):

Answer 9

BV = retained N / N intake

Question 10

Control of supply of β-carotene - blood serum level is a good indicator in:

Answer 10

Cattle / Sheep / Goat

Question 11

The onset of sexual maturity is in strong correlation with the:

Answer 11

Body surface

Question 12

It is valid for the acid-base balance of the animal organism, the more intensive a metabolism is:

Answer 12

The more acidic compounds will be produced

Question 13

One of the role of the omega-6 fatty acid in the immunity is:

Answer 13

Protection of cell membranes

Question 14

In case of eubiosis, the proportion of the main flora is:

Answer 14

90-99%

Question 15

The VE value of wheat straw is 2.3, which means that:

Answer 15

1kg DM from wheat straw fed with 1kg concentrate together fills the animals X23 more than
1kg DM from standard grass

Question 16

Its energy requirement for maintenance is expressed in the form of NEm:

Answer 16

Sheep

Question 17

Calculation of apparent digestibility of CP:

Answer 17

(CP intake – CP output by faeces):CP intake

Question 18

Prebiotics are:

Answer 18

Non-digestible microbial proteins

Question 19

Ionophor antibiotics used in Ruminants can decrease production of:

Answer 19

Lactic acid

Question 20

They are important constituents of the main flora in the gut:

Answer 20

Coliforms

Question 21

In the Metabolizable Protein System, the energy supply of the rumen microbes depends on the:

Answer 21

Fermented organic matter

Question 22

Principle of DEXA method?

Answer 22

A whole body scanner is used, that has 2 different X-ray scales

Question 23

The meaning of FCM (Fat Corrected Milk):

Answer 23

FCM -> the real milk produced (kg)is converted into a theoretical milk having 4% of fat

Question 24

Meaning of TDN:

Answer 24

Total Digestible Nutrients

Question 25

The growth promoter effect of probiotics can be explained by their role:

Answer 25

Improvement if intestinal microbial balance

Question 26

How is the DM intake approaching formula calculated in the case of Dairy Cows?

Answer 26

Metabolic BW + Fat corrected milk production

Question 27

How is the DM intake approaching formula calculated in the case of Beef Cattle?

Answer 27

Metabolic BW + Net Energy

Question 28

How is the DM intake approaching formula calculated in the case of Chicken?

Answer 28

Temperature + Egg production

Question 29

Wendee Analysis, the part that does not contain N?

Answer 29

Proximate chemical analysis; estimation value for a material for feeding purpose without feeding trial, based on the separation of feed components.

Question 30

What is the effect of induced mutation?

Answer 30

There is an increase in essential amino acid production.

Question 31

How should the requirements be saturated during the first lactation of Dairy Cow?

Answer 31

The requirements should be increased by 20%

Question 32

Should one calculate with the excretion content in the urine?

Answer 32

No. one should only calculate with the excreted content of the faeces.

Question 33

How can the bacteria in the rumen be influenced?

Answer 33

Body temperature

Question 34

Buffer capacity?

Answer 34

Bone, egg, milk

Question 35

Rumen buffer?

Answer 35

NaHCO3 (best). MgO

Question 36

What do you use when you calculate DE?

Answer 36

GE of feed and faeces

Question 37

What bad effect do GIT parasites cause?

Answer 37

Less nutrients are available for host

Question 38

How much an animal will eat is regulated by:

Answer 38

Short-time regulation

Question 39

Kellner system:

Answer 39

NE value for body fat, starch-equivalent system

Question 40

What is the average Discount Factor?

Answer 40

4

Question 41

They are fat burners?

Answer 41

L-carntihine, Trivalent chromium Cr3+

Question 42

What is the most important factor for micro-organisms reproduction in the rumen?

Answer 42

Moisture

Question 43

What is metabiosis?

Answer 43

Relationship between 2 species, where one is depending on the products of the other. (commensalism)

Question 44

Which barrier is built up by the epithelial cells in the immune system of the GI tract?

Answer 44

Anatomical

Question 45

Metabolizable Protein means:

Answer 45

UDP content of feed + Microbial proteins in small intestine (Fermented organic matter = FOM) This is to calculate MPE! (MP=MPE+MPN) (For MPN its UDP and RDP)

Question 46

Its main biological function is contribution in active CO2 transport in FA synthesis and GNG:

Answer 46

Biotin

Question 47

Approximate DM intake of farm animals as % of Body Weight:

Answer 47

1.5 – 5.0 %

Question 48

Meaning of Substitution Number:

Answer 48

Decrement of FORAGE DM intake (kg) when 1kg DM of CONCENTRATE is fed

Question 49

Meaning of Discount Factor:

Answer 49

Decrement of nutrient’s digestibility when the feeding level is enhanced by 1 unit

Question 50

Sex ratio is influenced by

Answer 50

Mn