Animal Nutrition Flashcards by Milagros Andrea Alemania Mateo

Which of the following minerals are involved in bone formation?
a. Calcium
b. Phosphorus
c. Magnesium
d. all of the above

All of the above

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The vitamin D found in animals is
a. Vitamin D3
b. 7-dehydrocholesterol
c. Ergosterol
d. a and b

Vitamin D3 and 7-dehydrocholesterol

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Which of the following is an excellent source of non-protein nitrogen (NPN)?
a. Urea
b. Biuret (heated urea)
c. Chicken dung
d. All of the above

Urea

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Which of the following lipids contain primarily saturated fatty acids?
a. Corn oil
b. Tallow
c. Fish oil
d. a & c

Tallow

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Lactose is an important milk component which is made of two sugar units, namely
a. Glucose and galactose
b. Glucose and fructose
c. Two units of glucose
d. None of the above

Glucose and galactose

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The chemical reaction in the synthesis of carbohydrates by plants is
a. 6CO2 + 6H2O + 673 kcal (sun) C6H12O6+ 6O2
b. 5CO2 + 5H2O + 673 kcal (sun) C6H12O6+ 6O2
c. 6CO2 + 6H2O + 673 kcal (sun) C5H10O6+ 5O2
d. None of the above

6CO2 + 6H2O + 673 kcal (sun) C6H12O6+ 6O2

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The science that deals with the study of relationship of food and genes is
a. Nutrition
b. Nutrigenomics
c. Nutrology
d. Anthropology

Nutrigenomics

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Proteins are important nutrient. Which of the following is not a function of protein?
a. Source of energy for heat production.
b. Regulating body processes or in the formation of body produced regulators (enzymes; hormones).
c. Production of egg
d. Growth
e. None of the above

None of the above

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A behavior displayed by animals such as rabbits, wherein the animal eat its own dung
a. Dystocia
b. Apnea
c. Coprophagy
d. Thrombosis

Coprophagy

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Dietary lipids are mixed with bile and pancreatic juices in the intestine and are reduced to small particles during churning of intestine
a. Osmosis
b. Pinocytosis
c. Emulsification
d. Adsorption

Emulsification

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Enzyme responsible for breakdown of polypeptides of proteins in the stomach
a. Pepsin
a. Peptidase
b. Trypsin
c. Chymotripsin

Pepsin

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Which of the following is not correct?
a. Roughage is needed to promote bulk in ruminants’ diet
b. In most cases, roughage constitutes 70 percent of ruminant’s diet
c. Readily available source of energy is needed for degradation of roughage in the rumen
d. None of the above

None of the above

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Which of the following is not a proteinaceous roughage?
a. Centrocema pubescens (Centrocema)
b. Leucaena leucocepala (Ipil ipil)
c. Stylosanthes guyanensis (Stylo)
d. Chrysopogon aciculatos (Talahib)

Chrysopogon aciculatos (Talahib)

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Toxic factor in ipil-ipil leaf meal that causes alopecia (hair fall)
a. Mimosine
b. Hydrocyanic acid
c. Anti-trypsin factor
d. Gossypol

Mimosine

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Animal protein containing 80-85% CP but low in isoleucine. It is commonly used as bypass protein (not acted upon by m.o.) in ruminants
a. Blood meal
b. Fish meal
c. Feather meal
d. Squid meal

Blood meal

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Macromineral found in amino acids cystine and methionine and in vitamins biotin and thiamine.
a. Sulfur
b. Magnesium
c. Phosphorus
d. None of the above

Sulfur

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Vitamin C deficiency results in
a. Beri-beri
b. Scurvy
c. Anorexia
d. Tetany

Scurvy

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The ideal ratio of calcium and phosphorus in the diet for monogastric animals
a. 1:1 – 2:1
b.2:1 – 3:1
C. 1:2 – 2:3
d. None of the above

1:1 – 2:1

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Vitamin E has the following function(s)
a.Prolongs shelf-life of meat and eggs
b.Enhances integrity of reproductive cells.
c.Minimizes adverse effect of free radicals that initiate oxidation of unsaturated phospholipids
d.All of the above

All of the above

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Animals obtain their requirement for water from
a. Drinking water
b. Feed
c. Metabolic water
d. All of the above

All of the above

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Life is dependent upon chemical elements. Which of the following statement is not correct?
a. All known chemical elements support life
b. Some chemical elements are essential some are not
c. Some are probably essential
d. a & b
e. b & c
f. None of the above

All known chemical elements support life

Which of the following vitamins can be synthesized by poultry?
a. Ascorbic acid
b. Vitamin C
c. Vitamin K
d. All of the above
e. a & b
f. b & c

Ascorbic acid and Vitamin C

Lipids are made up of carbon, hydrogen and oxygen. They release more energy upon oxidation than does carbohydrate because
a. Oxygen comprises much smaller proportion of the molecule than its counterpart
b. Oxygen comprises greater percentage of the molecule than its counterpart
c. There are three molecules of fatty acids
d. The glycerol component also yield energy
e. None of the above

Oxygen comprises much smaller proportion of the molecule than its counterpart

Which of the following is a rich source of starch?
a. Corn grain
b. Cassava
c. Gabi
d. Potato
e. All of the above

All. Corn grain, Cassava, Gabi, Potato

Enzyme produced by pancreas and secreted into the duodenum a. Trypsin b. Lipase c. Amylase d. Ptyaline e. All except d

Trypsin, Lipase, Amylase Ptyaline is produced in the mouth

Enzyme produced by microorganisms present in the rumen to digest fiber a. Cellulase b. Ptyaline c. Lipase d. Volatile fatty acids e. None of the above

Cellulase

Which fat-soluble vitamin can be synthesized by the microflora of the digestive system of hervibores (plants are the main diet)? a. K b. A c. D d. E e. All of the above

The end product of carbohydrate fermentation in the rumen are a. Volatile fatty acids b. Essential fatty acids d. Pyruvic acid e. All of the above

Volatile fatty acids

Mature non-ruminants derive dietary energy largely from a. Starch b. Non-starch polysaccharide c. Glycogen d. Lactose e. All of the above f. None of the above

Starch

Fats and oil have these as one of the basic unit of their molecule a. Fatty acid b. Amino acid c. Hydrochloric acid d. Sulfuric acid e. None of the above

Fatty acid

Stored carbohydrates in the animals’ body a. Glycogen b. Animal starch c. Glucose d. All of the above e. a & b f. None of the above

Glycogen and animal starch

Which of the following is not a carbohydrate? a. Lignin b. Hemicellulose c. Cellulose d. Gum e. Pectin

Lignin

The most digestible polysaccharide is a. Hemicellulose b. Cellulose c. Starch d. Lignin e. None of the above

Starch

The sweetest monosaccharide is a. Fructose b. Glucose c. Galactose d. Xylose e. Arabinose f. None of the above

Fructose

Animal proteins are very rich in lysine but usually limiting in essential sulfur containing amino acids such as a. Cystine b. Methionine c. Arginine d. Threonine e. Leucine

Methionine

Rice bran is a feedstuff that contains high amount of organic phosphorus called a. Phytic acid b. Phosphoric acid c. Phytate d. a & b e. a & c f. None of the above

Phytic acid and Phytate

An example of succulent roughage is a. Soilage b. Hay c. Rice straw d. rice hull

Soilage

The animal’s body is made up largely of a. Protein b. Carbohydrates c. Vitamins d. Fats e. Oil f. none of the above

Protein

This feed is derived from processing of corn grain into ethanol a. Distiller’s dried grain with soluble (DDGS) b. Yeast culture extract c. Corn germ meal d. Corn grits e. All of the above

Distiller’s dried grain with soluble (DDGS)

Which of the following plant protein sources has the highest biological value? a. Soybean meal b. Corn gluten meal c. Peanut meal d. Ipil-ipil leaf meal e. Sunflower meal f. All of the above

Soybean meal

Which of the following is not an end product of rumen fermentation? a. Palmitic acid (C17) b. Acetic (C2) c. Butyric acid (C4) e. Propionic acid (C3)

Palmitic acid (C17)

The toxic compound found in cassava is a. Hydrocyanic acid b. Hydrochloric acid c. Volatile fatty acid d. Pyruvic acid e. Acetic acid f. All of the above

Hydrocyanic acid

Micro-mineral which is essential for the formation of enzymes related to oxygen transport and utilization a. Fe b. Mn c. I d. Zn e. F f. All of the above

Choline deficiency causes a. Slipped tendon in chickens and turkey b. Goose stepping in swine c. Cracked hooves in swine d. Poor appetite e. none of the above

Slipped tendon in chickens and turkey

This vitamin contains cyanide molecule with cobalt atom. a. B1 b. B2 c. B6 d. B12 e. None of the above

B12

A condition due to severe vitamin A deficiency is known as a. Xeropthalmia b. Osteomalacia c. Hemophilia d. Agalactia d.None of the above

Xeropthalmia

Which of the following minerals are needed in small amount by animals? a. Ca & P b. Cu & Zn c. Na & Cl d. All of the above

Cu & Zn

Abnormal metabolism of fats results in a condition known as a. Ketosis b. Acidosis c. Polioencephalomalacia d. All of the above

Ketosis

Which of the following essential fatty acids is synthesized by mammals from linoleic acid? a. Linolenic b. Oleic c. Arachidonic d. All of the above

Arachidonic

Developer diet for chickens has an energy requirement per kg of a.3000 kcal b.2900kcal c.2800 kcal d.2700 kcal

2700 kcal