Animal Science (PART 1) Flashcards
(200 cards)
1
Q
This classification of animal includes all even-toed ungulates, usually with two hoofed digits on each limb.
a. Phylum chordate
b. Subphylum Vertebrata
c. Class Mammalia
d. Order Artiodactyla
A
Order Artiodactyla
2
Q
Which of the following species is an omnivore?
a. Bos indicus
b. Oryctlolagus cuniculus
c. Sus scrofa
d. Capra hircus
A
Sus scrofa
3
Q
It refers to the general shape, form and purpose for which an animal is being raised
a. Type
b. Strain
c. Breed
d. Variety
A
Type
4
Q
An established group of fowls by breeding and possess distinctive traits
a. Type
b. Strain
c. Breed
d. Variety
A
Strain
5
Q
Ovulation is spontaneous in all domestic species except for this animal which is considered reflex ovulators:
a. Bitch
b. Queen
c. Cow
d. Sow
A
Queen
6
Q
An after birth is delivered soon after birth but it may accompany the fetus or precede it. The other term for afterbirth is:
a. Yolk sac
b. Extra-embryonic membranes
c. Trophoblast
d. Epitheliochorial
A
Extra-embryonic membranes
7
Q
Estrogen is the female hormone secreted by the ovarian follicle, it is involved in the following functions except:
a. Stimulation of duct growth in the mammary gland
b. Initiation of sexual receptivity
c. Regulation of secretion of luteinizing hormone
d. Promotion of the lobuloalveolar growth in the mammary gland
A
Promotion of the lobuloalveolar growth in the mammary gland
8
Q
This structure is considered as site of exchange between blood and the interstitial fluid that surrounds all cells
a. Lymph vessels
b. Alveoli
c. Glomerulus
d. Capillaries
A
Capillaries
9
Q
Testosterone is the hormone secreted by the male animal. The following are the functions of this hormone except:
a. Development of body features associated with the male
b. Development and maintenance of libido
c. Development of Leydig cells
d. Responsible for the secretory activity of the accessory organs
A
Development of Leydig cells
10
Q
The purebred known to be the “longest breed” among pure breed.
a. Large white
b. Duroc
c. Landrace
d. Pietrain
A
Landrace
11
Q
The earliest number of months that swine attain sexual maturity.
a. 2
b. 3
c. 4
d. 5
A
3
12
Q
The weight at 8 months that the gilt can be culled.
a. <100kg
b. <120kg
c. <110kg
d. <90kg
A
<90kg
13
Q
The average heat period of gilts and sows
a. 2-5 days
b. 1-3 days
c. 7-10 days
d. 1-2 days
A
2-5 days
14
Q
This swine is known to be the “red power” among purebred hogs
a. Pietrain
b. Hampshire
c. Landrace
d. Duroc
A
Duroc
15
Q
This corresponds to the knee of animals
a. carpals
b. humerus
c. tarsals
d. femur
A
carpals
16
Q
This hormone is responsible for the characteristic buck odor
a. carpic hormone
b. codric hormone
c. castric hormone
d. centric hormone
A
carpic hormone
17
Q
This is the fluid portion of uncoagulated blood
a. serum
b. globulin
c. plasma
d. hemoglobin
A
plasma
18
Q
This is a lymphoid organ that acts as graveyard for old or senile red blood ceils
a. liver
b. spleen
c. lungs
d. thymus
A
spleen
19
Q
This is a musculomembranous partition that separates the thoracic from the abdominal cavity
a. pleurae
b. diaphragm
c. peritoneum
d. mesentery
A
diaphragm
20
Q
The function of all genes are the following except
a. Control the function of other(structural) genes
b. Copy or replicate itself
c. Store and transmit genetic information
d. Undergo mutation
A
Control the function of other(structural) genes
21
Q
Interbreeding depression in most reproductive trait in farm animals is caused by
a. Outcrossing
b. Parent offspring mating
c. Species hybridization
d. Upgrading
A
Parent offspring mating
22
Q
The American Brahman breed is an example of
a. Bos indicus (Zebu) cattle
b. Bos indicus humpless cattle
c. Bos Taurus humped cattle
d. Bos Taurus humpless cattle
A
Bos indicus (Zebu) cattle
23
Q
In the formula P (phenoytype) = G (genetics) + E (environment), the following are the types of gene action that may be exploited by crossbreeding except
a. Additive gene effects
b. Dominance
c. Epistasis
d. Overdominance
A
Additive gene effects
24
Q
- The following are examples of non-Mendelian inheritance except
a. Autosomal linkage
b. Complete dominance
c. Cytoplasmic inheritance
d. Pleiotropy
A
Complete dominance
25
The scientific name of European wild boar believed to be the principal descendant of our domesticated pig today
a. S. Scrota
b. S. indiws
c. S. philippinensis
d. S. domestiws
S. Scrota
26
It refers to a group of animals that has specific traits or characteristics in common and mating within the breed produces progeny that maintains the same set of characteristics
a. Species
b. Strain
c. Breed
d. Hybrid
Breed
27
It is a breeding technology where the semen is deposited to the sow's genitalia in time conducive to fertilization through artificial means.
a. Embro transfer
b. Artificial insemination
c. Super ovulation
d. A and C
Artificial insemination
28
A breed of pig noted for his longest body, square, round ham and believed to have extra pair of ribs compared to other breeds.
a. Large white
b. yorkshire
c. Landrace
d. Both a and b
Landrace
29
The most efficient method of selection that considers two or more
traits
a. Pedigree
b. Index
c. Tandem
d. Eyeball
Index
30
Ruminants are animals that has
a. Four chambers of their stomach
b. Three chambers of their stomach
c. Two chambers of their stomach
d. One chamber of their stomach
Four chambers of their stomach
31
The scientific name of goat is
a. Carpa hircus
b. Capra hircus
c. Capra hercus
d. Carpa hercus
Capra hircus
32
The cattle that is European in origin
a. Bos taurus
b. Bos indicus
c. Bos bulalis
d. Bos aries
Bos taurus
33
The percentage of the nutrient value in feed that is excreted with the manure on the soil.
a. 60%
b. 70%
c. 80%
d. 90%
80%
34
Weight shrinkage of ruminants during transport and marketing is
a. 5-10%
b. 10-15%
C. 15-20%
d. 20-30%
20-30%
35
The true stomach of the ruminant animal
a. Abomasum
b. Omasum
c. Reticulum
d. Rumen
Abomasum
36
All of these animals are monogastric except
a. Bos indicus
b. Sus scrofa
c. Meleagris gallopavo
d. Equuz caballo
Bos indicus
37
37. In animals, the term "entire" refers to
a. Uncastrated male animal
b. Castrated male animal
c. Female animal which has given birth
d. Female animal which has not yet given birth
Uncastrated male animal
38
38. One of these diseases is viral and affects almost all livestock and has adversely affected our chances of being able to export our animal products.
a. Bird flu
b. Foot and Mouth Disease
c. Anthrax
d. Mad Cow Disease
Foot and Mouth Disease
39
39. A group of birds developed in the same broad geographical area
a. Type
b. Strain
c. Breed
d. Class
Class
40
40. In chicken, these are red, pendulous growth of flesh at either side of the base of the beak and upper throat
a. Comb
b. Snood
c. Caruncles
d. Wattles
Wattles
41
41. Synarthrodial joins are united by the fibrous tissue or cartilage. The joint between a tooth and its socket is an example of what type of immovable joint?
a. Gomphosis
b. Sutures
c. Synchondroses
d. Syndesmoses
Gomphosis
42
42. It is considered as the pacemaker of the heart because the action potential that spontaneously developed is propagated around the heart to stimulate action potentials in all myocardial cells and produce contaction.
a. Diastolic node
b. Sinoatrial node
c. Atrioventricular node
d. Purkinje fibers
Sinoatrial node
43
43. Horse is an important domesticated animal, the leg and the shawl corresponds to what bones of the horse?
a. Metatarsals and Phalanges
b. Tibia and fibula
c. Radius and ulna
d. Metacarpals and phalanges
Tibia and fibula
44
44. It is a cup-like leaflet structure of the heart that allows only blood flows from the ventricle into the artery and not in the opposite direction.
a. Aurlcular valve
b. Atrioventricular valve
c. Sino-atrial valve
d. Semilunar valve
Semilunar valve
45
Erythropoiethin is a hormone which regulates erythrocyte production in normal animal; this hormone secrete by what organ of the body?
a. Liver
b. Stomach
c. Bone
d. Kidney
Kidney
46
46. This is done by riding the back or pressing the loin or back of the gilt or SOW
a. Haunch pressure test
b. Semen-on-snout test
c. Riding the back test
d. Teaser method
Riding the back test
47
47. This swine is known to be the "mother breed" among pure bred hogs
a. Large white
b. Duroc
c. Land race
d. Pietrain
Large white
48
48. This is done by applying pressure on the rump with both hands
a. Teaser method
b. Semen-on-snout method
c. Riding the back test
d. Haunch pressure test
Haunch pressure test
49
49. Thisis known to be the "muscle pigs" among the purebred hogs
a. Hampshire
b. Duroc
c. Landrace
d. Pietrain
Pietrain
50
The act of giving birth to a litter of pigs.
a. Flushing
b. Farrowing
c. Crushing
d. Gestating
Farrowing
51
51. These teeth are absent in horse and cattle
a. canine teeth
b. molar teeth
c. milk teeth
d. incisor
canine teeth
52
52. This is the site of gastric juice production in chicken
a. crop
b. gizzard
c. proventriculus
d. small intestine
gizzard
53
53. This is the structural and functional units of the kidneys
a. alveoli
b. nephron
c. glomerulus
d. nephrite
nephron
54
54. Gall bladder is absent in this animal
a. cattle
b. horse
c. dog
d. cat
horse
55
55. This is the site of fertilization in chicken
a. fimbriae
b. uterus
C. infundibulum
d. isthmus
infundibulum
56
56. ______ leads to random genetic drift because of chance variation or sampling effects/errors.
a. Migration
b. Non random mating
c. Selection
d. Small population size
Small population size
57
57. The magnitude of inbreeding depression in inbred populations depends on
a. Degree or coeffient of inbreeding
b. Dominance effect (d)
c. Frequency of heterozygotes before breeding (2pg)
d.
All of the above
58
58. . The average gestation period in the sow is
a. 114 days
b. 148 days
c. 283 days
d. 316 days
114 days
59
59. Duroc is a breed of
a. Beef cattle
b. Dairy cattle
c. Goat
d. Swine
Swine
60
60. When a gene suppresses the expression of its allele, the former is called the dominant gene while the latter is referred to as the gene.
a. Homozygous
b. Recessive
c. Regulator
d. Structural
Recessive
61
61. This is a common disease in swine also known as classical swine fever where a vaccination program is usually instituted in a pig farm
a. Hog cholera
b. Parvo virus
c. Pseudo rabies
d. Leptospirosis
Hog cholera
62
62. A glit is ready for breeding when she has the following except,
a. 8 months old
b. 100-120 kg LW
c. Sufficient libido
d. Cycled twice
Sufficient libido
63
63. A type of feeder that provides the following pigs wi the unlimited amount of feed to sustain their optimum rate of growth
a. Eat all you can through
b. Self-feeder
c. Auto-feeder
d. Band C
B and C
64
64. A breed of pig characterized with a deep red or rusty color or cherry red color developed in USA and known as "red power" since males belonging to this breed are noted for their aggressiveness.
a. Pietrain
b. Duroc
c. Hampshire
d. Largeblack
Duroc
65
65. This is the term given to a sow from farrowing until weaning
a. Gestating
b. Dry
c. Lactating
d. All
Lactating
66
66. Ad libitum means
a. Limited feeding
b. Unlimited feeding
c. Restricted feeding
d. Unrestricted feeding
Unlimited feeding
67
67. Humped cattle usually found in tropical countries
a. Bos taurus
b. Bos indicus
c. Bos bulalis
d. Bos aries
Bos indicus
68
68. The surgical operation during which the primary sex organs are removed.
a. Artificial insemination
b. Slaughtering
c. Vasectomy
d. Castration
Castration
69
69. The milk produced in the first few days after parturition.
a. Colostrum
b. Filled milk
c. Fresh milk
d. Mastitis
Colostrum
69
70. The reddish yellow mass which forms in a ruptured follicle in the ovary of mammals.
a. Ovarian cyst
b. Corpus luteum
c. Graafian follicle
d. Follicular mass
Corpus luteum
70
71. Duck known as the "Pateros Duck" known and mainly raised for "balut" production
a. Philippine duck
b. Tsaiya
c. Khaki Campbell
d. Philippine Mallard
Philippine Mallard
71
72. A subdivision of a breed on traits like feather color and type of Comb
a. Type
b. Strain
c. Breed
d. Variety
Variety
72
73. Site of gastric juice production in chicken
a. Duodenum
b. Gizzard
c. Proventriculus
d. Cecum
Proventriculus
73
74. Which among the following breeds is not an egg-type chicken?
a. Babcock
b. Cornish
c. Shaver
d. Hisex
Cornish
74
75. The turkey is scientifically known as
a. Anas platyrhynchos
b. Coturnix coturnix japonica
c. Gallus gallus domesticus
d. Meleagris gallopavo
Meleagris gallopavo
74
76. Digestion of roughages in ruminant happens in the rumen. However in young ruminants, what is the structure that cause milk to bypass the rumen and reticulum and pass through the omasum directly to the abomasum?
a. Esophageal sphincter
b. Ruminoreticular groove
c. Esophageal groove
d. Ruminal pillar
Esophageal groove
75
77. The peripheral nervous system provides a mean of communication from the environment where stimuli are received by receptor organs to the central nervous system and to proper organs in the body, muscles and glands. The spinal nerves are part of the peripheral nervous system, what do you call the braid-like arrangements of the nerve that supplies the appendages?
a. Tracts
b. Plexuses
c. Commisure
d. Ganglia
Plexuses
75
78. Reflex centers are located throughout the central nervous system and are involved with the integration with the integration of more complex reflexes. When the animal sneeze and cough, the reflex center involved in these reactions is the:
a. Cerebrum
b. Hyphothalamus
c. Cerebellum
d. Medulla oblongata
Medulla oblongata
76
79. The parasymphathetic nervous system is called the craniosacral system oecause the nerve fibers arise from the cranial nerves and saq I portion of the spinal cord.
a. Excites gastrointestinal motility
b. Contracts pupil of the eye
c. Dilate blood vessels
d. Accelerates heartbeat
Accelerates heartbeat
76
80. Neurotransmitters are endogenous chemicals which relay, amplify, and modulate signals between a neuron and another cell. The following are examples of neurotransmitters except:
a. Glycerol
b. Acetylcholine
c. Gamma-aminobutyric acid
d. Norephinephrine
Glycerol
77
81. The most essential and the cheapest of all nutrients
a. Proteins
b. Water
c. Minerals
d. Energy
Water
78
82. This swine is known to be the "Belted white" among purebred hogs
a. Large white
b. Duroc
c. Landrace
d. Hampshire
Hampshire
79
83. This is the best period to breed the gilts
a. 6 months
b. 7 months
c. 10 months
d. 8 months
8 months
79
84. The percentage of crude protein for a brood sow ration
a. 14
b. 15
C. 18
d. 13
14
80
85. The percentage of crude protein, Ca, and P respectively for a lactating sow
a. 14, 0.5 and 0.6
b. 18, 0.7 and 0.5
c. 15, 0.6 and 0.4
d. 16, 0.2 and 0.3
15, 0.6 and 0.4
81
86. This is an animal where both testicles failed to descend to the scrotal sac
a. cryptorchid
b. duorchid
c. monorchid
d. anestrus
cryptorchid
82
87. The outer layer of the extra-embryonic membranes which is in contact with the maternal uterine tissues
a. allantois
b. amnion
c. chorion
d. placenta
chorion
83
88. Which of these cells produce the hormone testosterone?
a. spermatogonia
b. Leydig cells
c. spermatocyte
d. sertoli cells
Leydig cells
84
89. Which of the following accessory sex glands in male is absent in tom?
a. geminal vesicles
b. Cowper's gland
c. prostate gland
d. bulbourethral glands
geminal vesicles
85
90. Part of the oviduct in chicken which is responsible for the secretion of albumen
a. uterus
b. magnum
c. isthmus
d. fimbrae
magnum
86
determines the sex of the individual.
a. Autosomes
b. Mating system
c. Selection
d. Sex chromosomes
Sex chromosomes
86
92. is the notation used to refer to the heterogametic sex chromosomes of a hen.
a. XX
b. XY
c. zz
d. ZW
ZW
87
93. is the heterogametic sex in horses.
a. Male
b. Female
c. Either male or female
d. Both male and female
Male
88
94. Milk production in cows and egg production in quails are examples of economically important traits which are known as
a. Maternal effects
b. Sex-influenced
c. Sex-limited
d. Sex-linked
Sex-limited
89
95. is when genes that are more closely linked tend to be inherited together more often than those that are located further apart in the same chromosome.
a. Autosomal linkage
b. Pleiotropy
c. Non-nuclear inheritance
d. Sex linkage
Autosomal linkage
90
96. This practice is given to replacement gilts from 7-10 days before breeding to promote ovulation rate.
a. Reconditioning
b. Flushing
c. Deworming
d. Feeding
Flushing
90
97. The ideal temperature in the brooder area for newly born piglets.
a. 30-32°C
b. 38-40°C
C. 33-35°C
d. 26°C
30-32°C
91
98. A practice in solid feeding sucklings where feeds are place in an area out of reach by dam.
a. Creep
b. Solid
C. Wet
d. Dry
Creep
92
99. This practice is done to piglets at birth to prevent them from inflicting wound on the udder of their dam and litter mates.
a. Needle teeth cutting
b. Wolf teeth cutting
c. Black teeth cutting
d. All
All
93
100. The system of identifying pigs commonly practice in any pig farm
a. Ear notching
b. Ear tagging
c. Tattooing
d. None
Ear notching
94
101. Increasing the amount of feed fed to an animal for a short period of time usually just prior to breeding
a. Ration formulation
b. Unlimited feeding
c. Flushing
d. Feed increase
Flushing
95
102. Process of heating the milk at 63°C for 30 mins to destroy any harmful organisms while causing minimal changes in the composition, flavor and nutritive value of the milk.
a. Sterilization
b. Sanitation
C. Boiling
d. Pasteurization
Pasteurization
96
The land with herbage or forage for grazing animals.
a. Pasture land
b. Farm land
C. Idle land
d. Grazing land
Pasture land
97
104. The feed containing more than 18% crude fiber when dry.
a. Concentrate
b. Grass
c. Roughage
d. Legume
Roughage
97
105. Fresh forage cuts feed animals tethered or kept in sheds.
a. Roughage
b. Soilage
c. Silage
d. Fresh roughage
Soilage
98
106. Organ that serves as the "teeth" of fowls
a. Beak
b. Proventiculus
c. Gullet
d.
Gizzard
98
107. Fowl typhoid is caused by
a. Salmonella gallinarum
b. Mycoplasma gallisepticum
c. Aspergillus fumigates
d. Eimeria spp.
Salmonella gallinarum
99
108. This structure is responsible for producing the inner and outer shell membranes of the egg
a. Isthmus
b. Vagina
c. Magnum
d. Uterus
Isthmus
100
109. The process of removing the testes from young m les to promote meat quality for market birds
a. Spaying
b. Castration
c. Dubbing
d. Caponizing
Caponizing
101
110. An organism which is egg-transmitted causing Chronic Respiratory Disease in poultry especially chicken and turkey
a. Pastuerella multicoda
b. S. Pullorum
c. Mycoplasma gallinarum
d. Bacillus anthracis
Mycoplasma gallinarum
102
111. The following are considered functions of the bones except:
a. Circulation of blood
b. Site for blood formation
c. For storing minerals
d. Gives rigidity and form to the body
Circulation of blood
103
112. Which part of the chicken's oviduct where the egg stays longest?
a. Uterus
b. Vagina
c. Isthmus
d. Magnum
uterus
104
113. The mouth is the beginning of the digestive system , and it functions as follows except:
a. For chemical digestion of food
b. Initial breakdown of food
c. Use for grasping mechanism
d. Use as offensive and defensive weapon
Use as offensive and defensive weapon
105
114. Which of the following statements does not describe the differences and similarities of muscle cells of the body?
a. All muscle cells are capable of undergoing hypertrophy
b. Both skeletal and visceral muscles are striated
c. All muscle cells are capable of contraction or shortening of cell
d. Cardiac and visceral muscles are involuntary in action
Both skeletal and visceral muscles are striated
106
During panting, there is an increase in ventilator rate but reduced tidal volume because the increase in air movement is primarily in the upper airways that are not sites of gas exchange. These airways are called:
a. Physiologic dead space
b. Atmospheric dead space
c. Lung dead space
d. Anatomic dead space
Anatomic dead space
107
116. The length of cutting the umbilical cord of the new born piglet from the base
a. 3-4 inches
b. 3-5 inches
c.
d. 4-5 inches
1.5-2.0 inches
108
117. The percentage of crude protein, Ca, and P respectively for a lactating sow
a. Not less than 18, 0.7 and 0.5
b. Not less than 22, 0.8 and 0.6
c. Not less than 20, 0.8 and 0.6
d. Not less than 18, 0.6 and 0.8
Not less than 22, 0.8 and 0.6
109
118. The type of roofing recommended for swine buildings
a. Monitor
b. Semi-monitor
c. Gable
d. Gothic
Monitor
110
119. The elevation or grade of the concrete floor for a 4-meter long pen
a. <10
b. <8
c. <14
d. <12
<12
111
120. The measurements of the door clearance of pens and the width of the door itself for breeding and growing-finishing animals
a. 60 and 45 respectively
b. 62 and 50 respectively
c. 64 and 55 respectively
d. 66 and 60 respectively
66 and 60 respectively
112
121. What hormone is responsible for broodiness in chicken?
a. prolactin
b. progesterone
c. estrogen
d. oxytocin
prolactin
113
122. This hormone is responsible for the development of sperm cells in the seminiferous tubules
a. luteinizing hormone
b. testosterone
c. follicle stimulating hormone
d. adrenocorticotrophic hormone
follicle stimulating hormone
114
123. This hormone stimulates glycogen breakdown and glyconeogenesis in the liver
a. insulin
b. glucagon
c. epinephrine
d. estradiol
glucagon
115
124. This is the neuroepithelial portion of the nervous tunic of the eye
a. retina
b. pupil
c. iris
d. choroid
retina
116
125. The auditory ossicles are found in the
a. external ear
b. inner ear
c. middle ear
d. auricula
middle ear
117
126. The following reproductive biotechnologies may be used to manipulate the reproductive process in cattle, carabaos, horses and goats except
a. In vitro fertilization
b. Embryo transfer
c. Oocyte culture
d. None of the above
Embryo transfer
117
127. Value of heritability which suggests that all the phenotypic variation among the individual in the population is due to additive and non-additive gene effects.
a. -1
b. 0
C. +1
d. +2
+1
118
128. Which of the following breed of livestock or poultry was not developed by Filipino animal breeders at the UP College of Agriculture in the 1920s?
a. Berkjala pigs
b. Los Banos Cantonese chickens
c. Pekin ducks
d. Philamin cattle
Pekin ducks
119
129. The goal in breeding is to increase
a. Frequency of the homozygous dominant genotypes
b. Frequency of the homozygous recessive gentotypes
c. Frequency of the heterotypes
d. A and B only
A and B only
120
130. The Hardy Weinberg Law states that______ frequencies remain constant from generation to generation provided that the population is large, mating is random, and that there is no migration, mutation, and selection.
a. Gene and genotypic
b. Gene and phenotypic
c. Genotypic and Phenotypic
d. Genetic
Gene and genotypic
121
131. It is a fraction of semen that plugs the cervix during natural mating to prevent semen from back flowing.
a. Gel-fraction
b. Pre-sperm fraction
c. Sperm-rich fraction
d. Semen
Gel-fraction
122
132. This is common disease in sucklings where the droppings become watery.
a. Coughing
b. Diarrhea
c. Scouring
d. B and C
B and C
123
133. It is the common type of roofing adopted in backyard hog raising for sow level less than 5.
a. Single span
b. Double span
c. Monitor
d. Semi-monitor
Single span
124
134. This is the term given to pigs 60kg and up
a. Finisher
b. Fattener
c. Slaughter hogs
d. All
All
125
135. A term given to male pigs castrated before secondary sex characters developed.
a. Barrow
b. Stag
c. Wether
d. Gelding
Barrow
126
136. Buffalo with chevron at the ventral side of the neck.
a. Dairy buffalo
b. Riverine buffalo
c. Swamp buffalo
d. Murrah buffalo
Swamp buffalo
127
Mating of two individual animal that arerelated to each other.
a. Breeding
b. Cross breeding
c. Upgrading
d. Inbreeding
Inbreeding
128
138. A phenomenon wherein the offspring will perform better than their parents.
a. Heterosis
b. Outbreeding
c. Mutation
d. Libido
Heterosis
129
139. Another term for stocking rate is
a. Growth rate
b. Carrying capacity
c. Initial rate
d. Stock yard
Carrying capacity
130
140. The two most popular native vegetation in the Philippines
a. Cogan and paragrass
b. Paragrass and stargrass
c. Cogan and bagokbok
d. Bagokbok and paragrass
Cogan and bagokbok
131
141. The removal of a part of the comb of day-old chicks
a. Clipping
b. Dubbing
c. Spaying
d. Debeaking
Dubbing
132
142. A feed conversion ratio of 2.9 means that
a. The animal ate 1 kg feed to produce 1.9kg of gain
b. The total feed intake of the broiler is 1.9kg
c. The broiler ate 1.9kg feed to produce 1kg of gain
d. The broiler is 1.9kg
The broiler ate 1.9kg feed to produce 1kg of gain
133
143. Magnolia chicken is actually from the breed
a. Lohmann
b. Ross
c. Arbor Acre
d. Phil-Malay
Arbor Acre
134
144. The development of chicks from unfertilized egg
a. Fecundity
b. Hatchability
c. Oogenesis
d. Parthenogenesis
Parthenogenesis
135
145. This reproductive organ is otherwise known as the shell gland. In colored eggs, the pigment is added in this section
a. Magnum
b. Vagina
c. Uterus
d. Infundibulum
Uterus
135
146. The cardiovascular system is composed of the blood vessels together with the heart, the following are the functions of this system except:
a. Transports hormone
b. Carries oxygen to the lungs from the different tissues
c. Helps maintain water equilibrium in the body
d. Assist in overcoming disease
Carries oxygen to the lungs from the different tissues
136
147. Which statement is not true about animals whose testis/testes failed to descend into the scrotum?
a. Both cryptorchid and monorchid could be used as breeders
b. A crytochid is likely to be sterile
c. A monorchid is fertile
d. Both cryptorchid and monorchid produce testosterone
Both cryptorchid and monorchid could be used as breeders
137
148. The most important factor associated with seasonal breeding in domestic animals is:
a. The age of the animals
b. Nutritional status of the animals
c. The species characteristics
d. Photoperiod
Photoperiod
137
149. The starch-digesting enzyme amylase is present in the saliva of some domestic animals. In which animal does the enzyme most abundantly?
a. Cat
b. Pig
c. Horse
d. Dog
Pig
137
150. Which hormone is responsible for the rupture of fully grown follicles in the ovary?
a. Progesterone
b. Luteinizing hormone
c. Estrogen
d. Follicle stimulating hormone
Luteinizing hormone
137
151. This is the height were the automatic waterer for suckling pigs is placed
a. 5-8cm from the floor
b. 8-10cm from the floor
c. 12-14cm from the floor
d. 15-20cm from the floor
15-20cm from the floor
137
152. This is the height were the automatic waterer for weanling pigs is placed
a. 10 -12cm from the floor
b. 14 -16cm from the floor
c. 18 -20cm from the floor
d. 22 -24cm from the floor
10 -12cm from the floor
138
153. This is the height were the automatic waterer for grower pigs is placed
a. 10 -12cm from the floor
b. 14 -16cm from the floor
c. 18 -20cm from the floor
d. 22 -24cm from the floor
18 -20cm from the floor
138
154. This is the height were the automatic waterer for grower pigs is placed
a. 16 -17cm from the floor
b. 18 -19cm from the floor
c. 20 -21cm from the floor
d. 22 -25cm from the floor
20 -21cm from the floor
138
155. The recommended quarantine period for swine
a. Not less than 20 days
b. Not less than 40 days
c. Not less than 30 days
d. Not less than 5O days
Not less than 40 days
139
156. This is a protective mechanism of animals against profound cooling
a. hibernation
a. panting
b. estivation
c. chilling
hibernation
139
157. This refers to the range of environmental temperature within which the animal does not have to adopt to the environment
a. critical temperature
b. comfort zone
c. body temperature
d. subnormal temperature
comfort zone
140
158. Which of the following is not a way of removing moisture or water from the animal's body?
a. panting
b. respiration
c. sweating
d. none of the above
none of the above
140
159. The average body temperature of goat is
a. 37.6 °C
b. 39.1°C
C. 38.3 °C
d. 40.1°C
39.1°C
140
160. This refers to a rise in body temperature that develops during pathological conditions
a. fever
b. hyperthermia
c. hypothermia
d. heat stroke
fever
141
The following reproductive biotechnology increases the reproduction rate in the bull, buck, boar or ram.
a. Multiple ovulation and Embryo transfer (MOET)
b. Artificial insemination (Al)
c. In vitro fertilization (IVF)
d. Cryopreservation
Artificial insemination (Al)
141
162. In Mendel's Law of Segregation, the following are stated except
a. Genes determine characters
b. Genes occur in pairs
c. Only one of the gene pair is transmitted by a particular gamete
d. Segregation and recombination is random
Genes determine characters
142
163. In a segment of DNA, adenine is an example of
a. Amino acid
b. Nucleotide
c. Purine
d. Pyrimidine
Purine
142
164. ______ is the term for gametogenesis in the cow
a. Fertilization
b. Heterosis
c. Oogenesis
d. Spermatogenesis
Oogenesis
142
165.________ is a segment of the DNA which determines the base sequence of nucleotide in the mRNA that makes up the code for a certain biological function.
a. Chromosome
b. Gamete
c. Gene
d. Genotype
Gene
143
166. This process in piglet processing is done to prevent/minimize possible tail biting during growing -finishing stage
a. Cleaning
b. Needle teeth cutting
c. Ear notching
d. tail docking
tail docking
143
167. A term applied to sow from weaning until subsequent breeding.
a. Gestating sow
b. Dry sow
c. Lactating sow
d. Both b and c
Dry sow
143
168. A system of breeding recommended in the production of slaughter pigs to take advantage of heterosis
a. Pure breeding
b. Inbreeding
c. Upgrading
d. Crossbreeding
Crossbreeding
143
169. A term given to the removal of male testes through surgical means
a. Spaying
b. Caponization
c. Castration
d. Vasectomy
Castration
144
170. A term given to piglets after their separation from the dam.
a. Weanlings
b. Growers
c. Finishers
d. Growing -finishing hogs
Weanlings
144
171. Arachis pintoi is an example of
a. Grass
b. Ornamental
c. Silage
d. Legume
Legume
145
172. Measurement of feed consumption by an animal in the pasture
a. Animal unit
b. Kilogram
c. Grams per body weight
d. Dry matter
Animal Unit
145
Thickness x weight x length is
a. No. of lumber
b. No. of board feet
c. No. of post
d. No. of kilometers
No. of board feet
145
174. Fencing cost is the summation cost of
a. Labor, nails and wire
b. Labor and wire
c. Labor, post and wire
d. Labor, post, wire and nails
Labor, post, wire and nails
145
175. A dual type breed of chicken
a. Cochin
b. Frizzle
c. Bantam
d. Cantonese
Cantonese
145
176. This pigment which is derived from the feed produces the yellow color of the skin and shanks in chicken
a. Hemoglobin
b. Xanthophylls
c. Chlorophylls
d. Methionine
Xanthophylls
145
177. A collective term for all domestic birds rendering economic services to man and can refer also to dressed carcasses of fowls
a. Poultry
b. Broilers
C. Chicken
d. Avian
Poultry
145
178. The urine is white to cream colored and much of it consists of a thick, pasty mucoid material that contains
a. Hydrochloric acid
b. Gastric acid
c. Ascorbic acid
d. Uric acid
Uric acid
146
179. The adult male parent turkey is called
a. Drake
b. Cock
c. Rooster
d. Tom
Tom
146
180. It refers to the provision of care especially heat and lighting to chicks beginning from the time of hatching until they no longer need it
a. Vaccination
b. Brooding
c. Breeding
d. Rearing
Brooding
147
181. The Muscovy duck is known scientifically as
a. Anas platyrhynchos
b. Cairina moschata
c. Anser anser
d. Coturnix coturnix japonica
Cairina moschata
147
182. One of the most popular breed of geese for meat production and is known to be the largest
a. Chinese
b. Buff
c. Touluse
d. Pilgrim
Touluse
147
183. Period where embryonic development takes place outside the body of the hen
a. Gestation
b. Incubation
c. Hatching
d. Band Conly
Incubation
147
184. The act of egg laying
a. Ovulation
b. Oviposition
c. Deposition
d. Incubation
Oviposition
147
There are three processes involved in urine formation, which of the following is not included?
a. Deselective tubular secretion
b. Glomerular filtration
c. Selective tubular reabsorption
d. Selective tubular absorption
Selective tubular absorption
147
186. Spematids are the cells resulting from the second meiotic division in the seminiferous tubules. What is the term for series of functional and structural changes undergone by a spermatid to become a spermatozoa?
a. Mitosis
b. Spermiogenesis
c. Acrosome reaction
d. Spermatogenesis
Spermatogenesis
147
187. In ruminants dietary carbohydrates are fermented in the rumen to become volatile fatty acids. What VFA is the major source of glucose and glycogen in the ruminant?
a. Butyric acid
b. Acetic acid
c. Propionic acid
d. Lactic acid
Acetic acid
147
188. Ventilation is the process by which air is moved in and out of the lungs. The volume of air that moved during each breath is known as
a. Respiratory volume
b. Residual volume
c. Inspiratory reserve volume
d. Tidal volume
Tidal volume
147
189. Only the exocrine secretions of the pancreas are involved in the digestive process. Which of the following secretions are involved in the neutralization of the chime from the stomach?
a. Amylase
b. Lipase
c. Protease
d. Bicarbonates
Bicarbonates
147
190. The 5-shape structure in the penis is called the sigmoid flexure. Erection causes extension of this structure. Sigmoid flexure is located pre-scrotally in what male animal?
a. Ram
b. Stallion
c. Boar
d. Bull
Boar
147
191. The exposure of animal to extreme environmental heat will initiate a response from its body. Which is not a physiologic response of the animal's body?
a. There will be an increase in evaporation loss like sweating
and panting
b. There will be vasodilation
c. There will be vasoconstriction
d. All of the above
There will be vasoconstriction
d. All of the above
147
192. What type of breeding is applied when a native doe is mated with an Anglo-Nubian buck?
a. Backcrossing
b. Line breeding
c. Upgrading
d. Inbreeding
Upgrading
147
193. Water is the most abundant constituent of the body fluids compromising 60% of the total body weight. The following statements best described the functions of water except:
a. Transport granular products
b. It functions as a lubricant
c. Helps regulate body temperature
d. All of the above
All of the above
147
194. The type of gene action which involve non-allelic interaction of genes with complementary or inhibitory effects.
a. Complete dominance
b. Crossing
c. Epistasis
d. Overdominance
Epistasis
147
This is the height were the automatic waterer for grower pigs is placed
a. 16-17cm from the floor
b. 18-19cm from the floor
c. 20-21cm from the floor
d. 22-25cm from the floor
22-25cm from the floor
147
196. The recommended quarantine period for swine
a. Not less than 20 days
b. Not less than 40 days
c. Not less than 30 days
d. Not less than 50 days
Not less than 40 days
147
197. The superiority of the crossbred offspring over the average of the purebred parents
a. Close breeding
b. Hybrid vigor
c. Inbred
d. Line breeding
Hybrid vigor
147
198. This breed has a major defect on its hind legs particularly the pastern
a. Duroc
b. Landrace
c. Large white
d. Pietrain
Landrace
147
199. Cherry red is the most common color of this breed
a. Duroc
b. Landrace
c. Large white
d. Pietrain
Duroc
147
200. An example of hybrid swine present in the country
a. Duroc
b. Landrace
c. Large white
d. Nieuw Dalland
Nieuw Dalland
