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Subject: Animal Nutrition

15. Gastrin stimulates post-prandial secretion of

a).  hydrochloric acid

b).  pepsinogen

c).  gastric secretion

d).  all of them

 

16. When the pig reaches 2 months of age, this usually disappears in the stomach

a).   chymosin

b).   cathepsin

c).   chitin

d).   pepsin

 

17. Activates trypsinogen to trypsin

a).   Endopeptidase

b).   Enterokinase

c).   Exopeptidase

d).   Carboxypeptidase

 

18. Digestion and absorption of fat depends on their ability to form what?

a).   ester

b).   triglyceride

c).   micelles

d).   fatty acid

 

19. Hydrolysis of fat is aided by emulsification with what?

a).   lipase

b).   bile

c).   hydrochloric acid

d).   pancreatic enzyme

 

20. Microorganisms of the hindgut can breakdown 20 to 80% of what structural component of plant material

a).   lignin

b).   pectin

c).   cellulose

d).   Hemicellulose

 

21. In the pig, these represent around 90% of the organic acid in the large intestine

a).   acetic acid

b).   butyric acid

c).   propionic acid

d).   short chain fatty acid

 

22. Quantity and source of what in the diet influences starch digestibility in the small intestine

a).   protein

b).   carbohydrate

c).   enzyme

d).   fat

 

23. A neutral pH in the duodenum is favorable for enzymatic

a).   oxidation

b).   fermentation

c).   hydrolysis

d).   dialysis

 

24. Food proteins when bound to this become resistant to hydrolysis

a).   tannin

b).   pectin

c).   lignin

d).   chitin

 

25. Key hormonal factor in the regulation of pancreatic exocrine secretion

a).   secretin

b).   gastrin

c).   cholecystokinin

d).   chymotrypsin

 

26. What enzyme activity is low or absent at birth but increases up to adult stage?

a).   peptidase

b).   maltase

c).   lactase

d).   saccharase-isomaltase

 

27. Total fiber is manifested in

a).   pectin

b).   lignin

c).   cellulose

d).   hemicellulose

 

28. Based on assumption, all proteins contain how many per cent of nitrogen?

a).   12

b).   14

c).   16

d).   18

 

29. Readily fermentable carbohydrate and secondary compounds are determined through what method?

a).   Van Soest detergent system

b).   colorimetric

c).   gravimetric

d).   spectroscopic

 

30. A plant cell wall is composed of

a).   cellulose

b).   hemicellulose

c).   lignin

 

 

Reference ID: #getanswers2001199