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LEA > Animal Science (PART 1) > Flashcards

Animal Science (PART 1) Flashcards

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

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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

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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

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4
Q

An established group of fowls by breeding and possess distinctive traits

a. Type
b. Strain
c. Breed
d. Variety

A

Strain

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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

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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

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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

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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

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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

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10
Q

The purebred known to be the “longest breed” among pure breed.

a. Large white
b. Duroc
c. Landrace
d. Pietrain

A

Landrace

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11
Q

The earliest number of months that swine attain sexual maturity.

a. 2
b. 3
c. 4
d. 5

A

3

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12
Q

The weight at 8 months that the gilt can be culled.

a. <100kg
b. <120kg
c. <110kg
d. <90kg

A

<90kg

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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

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14
Q

This swine is known to be the “red power” among purebred hogs

a. Pietrain
b. Hampshire
c. Landrace
d. Duroc

A

Duroc

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15
Q

This corresponds to the knee of animals

a. carpals
b. humerus
c. tarsals
d. femur

A

carpals

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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

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17
Q

This is the fluid portion of uncoagulated blood

a. serum
b. globulin
c. plasma
d. hemoglobin

A

plasma

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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

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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

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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

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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

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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

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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

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24
Q
  1. The following are examples of non-Mendelian inheritance except

a. Autosomal linkage
b. Complete dominance
c. Cytoplasmic inheritance
d. Pleiotropy

A

Complete dominance

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25
Q

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

A

S. Scrota

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26
Q

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

A

Breed

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27
Q

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

A

Artificial insemination

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28
Q

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

A

Landrace

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29
Q

The most efficient method of selection that considers two or more
traits

a. Pedigree
b. Index
c. Tandem
d. Eyeball

A

Index

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30
Q

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

A

Four chambers of their stomach

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31
Q

The scientific name of goat is

a. Carpa hircus
b. Capra hircus
c. Capra hercus
d. Carpa hercus

A

Capra hircus

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32
Q

The cattle that is European in origin

a. Bos taurus
b. Bos indicus
c. Bos bulalis
d. Bos aries

A

Bos taurus

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33
Q

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%

A

80%

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34
Q

Weight shrinkage of ruminants during transport and marketing is

a. 5-10%
b. 10-15%
C. 15-20%
d. 20-30%

A

20-30%

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35
Q

The true stomach of the ruminant animal

a. Abomasum
b. Omasum
c. Reticulum
d. Rumen

A

Abomasum

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36
Q

All of these animals are monogastric except

a. Bos indicus
b. Sus scrofa
c. Meleagris gallopavo
d. Equuz caballo

A

Bos indicus

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37
Q
  1. 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

A

Uncastrated male animal

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38
Q
  1. 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

A

Foot and Mouth Disease

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39
Q
  1. A group of birds developed in the same broad geographical area

a. Type
b. Strain
c. Breed
d. Class

A

Class

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40
Q
  1. 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

A

Wattles

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41
Q
  1. 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

A

Gomphosis

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42
Q
  1. 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

A

Sinoatrial node

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43
Q
  1. 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

A

Tibia and fibula

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44
Q
  1. 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

A

Semilunar valve

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45
Q

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

A

Kidney

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46
Q
  1. 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

A

Riding the back test

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47
Q
  1. This swine is known to be the “mother breed” among pure bred hogs

a. Large white
b. Duroc
c. Land race
d. Pietrain

A

Large white

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48
Q
  1. 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

A

Haunch pressure test

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49
Q
  1. Thisis known to be the “muscle pigs” among the purebred hogs

a. Hampshire
b. Duroc
c. Landrace
d. Pietrain

A

Pietrain

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50
Q

The act of giving birth to a litter of pigs.

a. Flushing
b. Farrowing
c. Crushing
d. Gestating

A

Farrowing

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51
Q
  1. These teeth are absent in horse and cattle

a. canine teeth
b. molar teeth
c. milk teeth
d. incisor

A

canine teeth

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52
Q
  1. This is the site of gastric juice production in chicken

a. crop
b. gizzard
c. proventriculus
d. small intestine

A

gizzard

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53
Q
  1. This is the structural and functional units of the kidneys

a. alveoli
b. nephron
c. glomerulus
d. nephrite

A

nephron

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54
Q
  1. Gall bladder is absent in this animal

a. cattle
b. horse
c. dog
d. cat

A

horse

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55
Q
  1. This is the site of fertilization in chicken

a. fimbriae
b. uterus
C. infundibulum
d. isthmus

A

infundibulum

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56
Q
  1. ______ 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

A

Small population size

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57
Q
  1. 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.

A

All of the above

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58
Q
  1. . The average gestation period in the sow is

a. 114 days
b. 148 days
c. 283 days
d. 316 days

A

114 days

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59
Q
  1. Duroc is a breed of

a. Beef cattle
b. Dairy cattle
c. Goat
d. Swine

A

Swine

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60
Q
  1. 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

A

Recessive

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61
Q
  1. 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

A

Hog cholera

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62
Q
  1. 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

A

Sufficient libido

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63
Q
  1. 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

A

B and C

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64
Q
  1. 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

A

Duroc

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65
Q
  1. This is the term given to a sow from farrowing until weaning

a. Gestating
b. Dry
c. Lactating
d. All

A

Lactating

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66
Q
  1. Ad libitum means

a. Limited feeding
b. Unlimited feeding
c. Restricted feeding
d. Unrestricted feeding

A

Unlimited feeding

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67
Q
  1. Humped cattle usually found in tropical countries

a. Bos taurus
b. Bos indicus
c. Bos bulalis
d. Bos aries

A

Bos indicus

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68
Q
  1. The surgical operation during which the primary sex organs are removed.

a. Artificial insemination
b. Slaughtering
c. Vasectomy
d. Castration

A

Castration

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69
Q
  1. The milk produced in the first few days after parturition.

a. Colostrum
b. Filled milk
c. Fresh milk
d. Mastitis

A

Colostrum

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69
Q
  1. 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

A

Corpus luteum

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70
Q
  1. Duck known as the “Pateros Duck” known and mainly raised for “balut” production

a. Philippine duck
b. Tsaiya
c. Khaki Campbell
d. Philippine Mallard

A

Philippine Mallard

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71
Q
  1. A subdivision of a breed on traits like feather color and type of Comb

a. Type
b. Strain
c. Breed
d. Variety

A

Variety

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72
Q
  1. Site of gastric juice production in chicken

a. Duodenum
b. Gizzard
c. Proventriculus
d. Cecum

A

Proventriculus

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73
Q
  1. Which among the following breeds is not an egg-type chicken?

a. Babcock
b. Cornish
c. Shaver
d. Hisex

A

Cornish

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74
Q
  1. The turkey is scientifically known as

a. Anas platyrhynchos
b. Coturnix coturnix japonica
c. Gallus gallus domesticus
d. Meleagris gallopavo

A

Meleagris gallopavo

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74
Q
  1. 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

A

Esophageal groove

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75
Q
  1. 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

A

Plexuses

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75
Q
  1. 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

A

Medulla oblongata

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76
Q
  1. 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

A

Accelerates heartbeat

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76
Q
  1. 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

A

Glycerol

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77
Q
  1. The most essential and the cheapest of all nutrients

a. Proteins
b. Water
c. Minerals
d. Energy

A

Water

78
Q
  1. This swine is known to be the “Belted white” among purebred hogs

a. Large white
b. Duroc
c. Landrace
d. Hampshire

A

Hampshire

79
Q
  1. This is the best period to breed the gilts

a. 6 months
b. 7 months
c. 10 months
d. 8 months

A

8 months

79
Q
  1. The percentage of crude protein for a brood sow ration

a. 14
b. 15
C. 18
d. 13

A

14

80
Q
  1. 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

A

15, 0.6 and 0.4

81
Q
  1. This is an animal where both testicles failed to descend to the scrotal sac

a. cryptorchid
b. duorchid
c. monorchid
d. anestrus

A

cryptorchid

82
Q
  1. 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

A

chorion

83
Q
  1. Which of these cells produce the hormone testosterone?

a. spermatogonia
b. Leydig cells
c. spermatocyte
d. sertoli cells

A

Leydig cells

84
Q
  1. 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

A

geminal vesicles

85
Q
  1. Part of the oviduct in chicken which is responsible for the secretion of albumen

a. uterus
b. magnum
c. isthmus
d. fimbrae

A

magnum

86
Q

determines the sex of the individual.

a. Autosomes
b. Mating system
c. Selection
d. Sex chromosomes

A

Sex chromosomes

86
Q
  1. is the notation used to refer to the heterogametic sex chromosomes of a hen.

a. XX
b. XY
c. zz
d. ZW

A

ZW

87
Q
  1. is the heterogametic sex in horses.

a. Male
b. Female
c. Either male or female
d. Both male and female

A

Male

88
Q
  1. 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

A

Sex-limited

89
Q
  1. 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

A

Autosomal linkage

90
Q
  1. 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

A

Flushing

90
Q
  1. 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

A

30-32°C

91
Q
  1. 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

A

Creep

92
Q
  1. 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

A

All

93
Q
  1. The system of identifying pigs commonly practice in any pig farm

a. Ear notching
b. Ear tagging
c. Tattooing
d. None

A

Ear notching

94
Q
  1. 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

A

Flushing

95
Q
  1. 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

A

Pasteurization

96
Q

The land with herbage or forage for grazing animals.

a. Pasture land
b. Farm land
C. Idle land
d. Grazing land

A

Pasture land

97
Q
  1. The feed containing more than 18% crude fiber when dry.

a. Concentrate
b. Grass
c. Roughage
d. Legume

A

Roughage

97
Q
  1. Fresh forage cuts feed animals tethered or kept in sheds.

a. Roughage
b. Soilage
c. Silage
d. Fresh roughage

A

Soilage

98
Q
  1. Organ that serves as the “teeth” of fowls

a. Beak
b. Proventiculus
c. Gullet
d.

A

Gizzard

98
Q
  1. Fowl typhoid is caused by

a. Salmonella gallinarum
b. Mycoplasma gallisepticum
c. Aspergillus fumigates
d. Eimeria spp.

A

Salmonella gallinarum

99
Q
  1. This structure is responsible for producing the inner and outer shell membranes of the egg

a. Isthmus
b. Vagina
c. Magnum
d. Uterus

A

Isthmus

100
Q
  1. 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

A

Caponizing

101
Q
  1. 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

A

Mycoplasma gallinarum

102
Q
  1. 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

A

Circulation of blood

103
Q
  1. Which part of the chicken’s oviduct where the egg stays longest?

a. Uterus
b. Vagina
c. Isthmus
d. Magnum

A

uterus

104
Q
  1. 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

A

Use as offensive and defensive weapon

105
Q
  1. 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

A

Both skeletal and visceral muscles are striated

106
Q

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

A

Anatomic dead space

107
Q
  1. 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

A

1.5-2.0 inches

108
Q
  1. 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

A

Not less than 22, 0.8 and 0.6

109
Q
  1. The type of roofing recommended for swine buildings

a. Monitor
b. Semi-monitor
c. Gable
d. Gothic

A

Monitor

110
Q
  1. The elevation or grade of the concrete floor for a 4-meter long pen

a. <10
b. <8
c. <14
d. <12

A

<12

111
Q
  1. 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

A

66 and 60 respectively

112
Q
  1. What hormone is responsible for broodiness in chicken?

a. prolactin
b. progesterone
c. estrogen
d. oxytocin

A

prolactin

113
Q
  1. 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

A

follicle stimulating hormone

114
Q
  1. This hormone stimulates glycogen breakdown and glyconeogenesis in the liver

a. insulin
b. glucagon
c. epinephrine
d. estradiol

A

glucagon

115
Q
  1. This is the neuroepithelial portion of the nervous tunic of the eye

a. retina
b. pupil
c. iris
d. choroid

A

retina

116
Q
  1. The auditory ossicles are found in the

a. external ear
b. inner ear
c. middle ear
d. auricula

A

middle ear

117
Q
  1. 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

A

Embryo transfer

117
Q
  1. 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

A

+1

118
Q
  1. 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

A

Pekin ducks

119
Q
  1. 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

A and B only

120
Q
  1. 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

A

Gene and genotypic

121
Q
  1. 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

A

Gel-fraction

122
Q
  1. This is common disease in sucklings where the droppings become watery.
    a. Coughing
    b. Diarrhea
    c. Scouring
    d. B and C
A

B and C

123
Q
  1. 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
A

Single span

124
Q
  1. This is the term given to pigs 60kg and up

a. Finisher
b. Fattener
c. Slaughter hogs
d. All

A

All

125
Q
  1. A term given to male pigs castrated before secondary sex characters developed.

a. Barrow
b. Stag
c. Wether
d. Gelding

A

Barrow

126
Q
  1. Buffalo with chevron at the ventral side of the neck.

a. Dairy buffalo
b. Riverine buffalo
c. Swamp buffalo
d. Murrah buffalo

A

Swamp buffalo

127
Q

Mating of two individual animal that arerelated to each other.

a. Breeding
b. Cross breeding
c. Upgrading
d. Inbreeding

A

Inbreeding

128
Q
  1. A phenomenon wherein the offspring will perform better than their parents.

a. Heterosis
b. Outbreeding
c. Mutation
d. Libido

A

Heterosis

129
Q
  1. Another term for stocking rate is

a. Growth rate
b. Carrying capacity
c. Initial rate
d. Stock yard

A

Carrying capacity

130
Q
  1. 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

A

Cogan and bagokbok

131
Q
  1. The removal of a part of the comb of day-old chicks

a. Clipping
b. Dubbing
c. Spaying
d. Debeaking

A

Dubbing

132
Q
  1. 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

A

The broiler ate 1.9kg feed to produce 1kg of gain

133
Q
  1. Magnolia chicken is actually from the breed

a. Lohmann
b. Ross
c. Arbor Acre
d. Phil-Malay

A

Arbor Acre

134
Q
  1. The development of chicks from unfertilized egg

a. Fecundity
b. Hatchability
c. Oogenesis
d. Parthenogenesis

A

Parthenogenesis

135
Q
  1. 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

A

Uterus

135
Q
  1. 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

A

Carries oxygen to the lungs from the different tissues

136
Q
  1. 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

A

Both cryptorchid and monorchid could be used as breeders

137
Q
  1. 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

A

Photoperiod

137
Q
  1. 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
A

Pig

137
Q
  1. 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

A

Luteinizing hormone

137
Q
  1. 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

A

15-20cm from the floor

137
Q
  1. 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

A

10 -12cm from the floor

138
Q
  1. 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

A

18 -20cm from the floor

138
Q
  1. 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

A

20 -21cm from the floor

138
Q
  1. 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

A

Not less than 40 days

139
Q
  1. This is a protective mechanism of animals against profound cooling

a. hibernation
a. panting
b. estivation
c. chilling

A

hibernation

139
Q
  1. 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

A

comfort zone

140
Q
  1. 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

A

none of the above

140
Q
  1. The average body temperature of goat is

a. 37.6 °C
b. 39.1°C
C. 38.3 °C
d. 40.1°C

A

39.1°C

140
Q
  1. This refers to a rise in body temperature that develops during pathological conditions

a. fever
b. hyperthermia
c. hypothermia
d. heat stroke

A

fever

141
Q

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

A

Artificial insemination (Al)

141
Q
  1. 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

A

Genes determine characters

142
Q
  1. In a segment of DNA, adenine is an example of

a. Amino acid
b. Nucleotide
c. Purine
d. Pyrimidine

A

Purine

142
Q
  1. ______ is the term for gametogenesis in the cow

a. Fertilization
b. Heterosis
c. Oogenesis
d. Spermatogenesis

A

Oogenesis

142
Q

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

A

Gene

143
Q
  1. 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

A

tail docking

143
Q
  1. A term applied to sow from weaning until subsequent breeding.

a. Gestating sow
b. Dry sow
c. Lactating sow
d. Both b and c

A

Dry sow

143
Q
  1. 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

A

Crossbreeding

143
Q
  1. A term given to the removal of male testes through surgical means

a. Spaying
b. Caponization
c. Castration
d. Vasectomy

A

Castration

144
Q
  1. A term given to piglets after their separation from the dam.

a. Weanlings
b. Growers
c. Finishers
d. Growing -finishing hogs

A

Weanlings

144
Q
  1. Arachis pintoi is an example of

a. Grass
b. Ornamental
c. Silage
d. Legume

A

Legume

145
Q
  1. Measurement of feed consumption by an animal in the pasture

a. Animal unit
b. Kilogram
c. Grams per body weight
d. Dry matter

A

Animal Unit

145
Q

Thickness x weight x length is

a. No. of lumber
b. No. of board feet
c. No. of post
d. No. of kilometers

A

No. of board feet

145
Q
  1. 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

A

Labor, post, wire and nails

145
Q
  1. A dual type breed of chicken

a. Cochin
b. Frizzle
c. Bantam
d. Cantonese

A

Cantonese

145
Q
  1. 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

A

Xanthophylls

145
Q
  1. 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

A

Poultry

145
Q
  1. 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

A

Uric acid

146
Q
  1. The adult male parent turkey is called

a. Drake
b. Cock
c. Rooster
d. Tom

A

Tom

146
Q
  1. 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

A

Brooding

147
Q
  1. The Muscovy duck is known scientifically as

a. Anas platyrhynchos
b. Cairina moschata
c. Anser anser
d. Coturnix coturnix japonica

A

Cairina moschata

147
Q
  1. 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

A

Touluse

147
Q
  1. Period where embryonic development takes place outside the body of the hen

a. Gestation
b. Incubation
c. Hatching
d. Band Conly

A

Incubation

147
Q
  1. The act of egg laying

a. Ovulation
b. Oviposition
c. Deposition
d. Incubation

A

Oviposition

147
Q

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

A

Selective tubular absorption

147
Q
  1. 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

A

Spermatogenesis

147
Q
  1. 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

A

Acetic acid

147
Q
  1. 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

A

Tidal volume

147
Q
  1. 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

A

Bicarbonates

147
Q
  1. 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

A

Boar

147
Q
  1. 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

A

There will be vasoconstriction
d. All of the above

147
Q
  1. 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

A

Upgrading

147
Q
  1. 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

A

All of the above

147
Q
  1. 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

A

Epistasis

147
Q

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

A

22-25cm from the floor

147
Q
  1. 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

A

Not less than 40 days

147
Q
  1. The superiority of the crossbred offspring over the average of the purebred parents

a. Close breeding
b. Hybrid vigor
c. Inbred
d. Line breeding

A

Hybrid vigor

147
Q
  1. This breed has a major defect on its hind legs particularly the pastern

a. Duroc
b. Landrace
c. Large white
d. Pietrain

A

Landrace

147
Q
  1. Cherry red is the most common color of this breed

a. Duroc
b. Landrace
c. Large white
d. Pietrain

A

Duroc

147
Q
  1. An example of hybrid swine present in the country

a. Duroc
b. Landrace
c. Large white
d. Nieuw Dalland

A

Nieuw Dalland

LEA (4 decks)

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