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Exam question ANUExam 1
Multiple choice:
1. Which of the components below are not being directly determined via Weende analysis?
Organic mater
2. Graphs of true and apparent digestibility, which is correct?
True digestibility is always higher, constant line. Apparent is a increasing line, the more N
intake the higher the digestibility
3. There is a lot of interest for dietary fats in animal nutrition. This is due to the supposed or not
supposed:
Relation with the quality of the animal product
4. Starch is one of the most important energy sources in animal diets, because:
It is easy digestible for animals
5. VFA that are formed during fermentation of feeds in the GI tract can be used as building
blocks or as energy source. This process:
Is less efficient than for glucose because of the losses during fermentation
6. Bile is important for fat digestion. It is efficiently being used for the uptake of fat from the GI
tract. This is because:
Recycling of bile takes place
7. What is meant with the term ideal protein?
This is a concept based on the supposed ideal combination of dietary amino acids for
productive performance at a certain moment during the life of an animal
8. With maturation of growing roughage:
Crude protein goes down and crude fibre goes up
9. The combination of cereals and legumes in a diet is ideal form the point of:
Amino acids
10. For minerals we talk about relative and absolute shortage, one speaks about a relative
shortage when:
The absorption becomes too low because of high levels of another mineral
11. Not true:
More than half of a pea consists of crude protein
12. Salt is a…, calcium is a …
Feedstuff, nutrient
13. Which one of the next components cannot be found in feeds from animal origin?
Crude fibre
14. Additives for silage:
Are added to stimulate a rapid decrease in Ph
15. True:
Protein present in the different tissues is continuously being broken down and re-synthesised
16. Birds have a relatively lower urine production than mammals, because:
They excrete an excess of N in the form of uric acid and not as urea
17. Piglets may suffer from diarrhoea, because of:
A changed environment and the change from milk to pellets
18. Microbiota residing in the hindgut of horses are important for the supply of:
Energy for the animal
19. Correct statements:
The marker binds to the nutrient that has be studied, resulting in an equal passage rate for
nutrient and marker
The marker can be chemically analysed
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