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Animal Science Worksheet Questions

Total questions: 138

Worksheet time: 2hrs 30mins

Name
Class
Date
1.

What structure is built at the center of ranch operation to minimize the movement of stocks/animals?

a)

Fence

b)

Loading chute

c)

Corral

d)

Feedlot

2.

A pig in the final growth stage before market, usually weighing around 60-90 kg, is called a:

a)

Fattener

b)

Shote

c)

Finisher

d)

Porker

3.

Which of the following methods is commonly used in small-scale poultry brooders to provide heat for chicks?

a)

Using gas burners

b)

Using hot water pipes

c)

Using light bulb

d)

Using charcoal

4.

Which of the following groups of chicken breeds belongs to the Asiatic class?

a)

Leghorn, Ancona, Minorca

b)

Rhode Island Red, Plymouth Rock, Jersey Giant

c)

Cochin, Brahma, Nagoya

d)

Orpington, Cornish, Sussex

5.

Which grazing method involves moving livestock between different paddocks to allow forage recovery?

a)

Continuous grazing

b)

Strip grazing

c)

Rotational grazing

d)

Creep grazing

6.

Which hormone is primarily responsible for milk let-down (ejection) in dairy animals?

a)

Prolactin

b)

Estrogen

c)

Progesterone

d)

Oxytocin

7.

All of the following is an example of milk type goat, EXCEPT?

a)

Toggenberg

b)

Nubian

c)

Saanen

d)

Boer

8.

Which poultry animal breed do Toulouse, African, Pilgrim, and Embden belong to?

a)

Ostrich

b)

Turkey

c)

Guineafowl

d)

Goose

9.

What is the recommended minimum distance between a commercial poultry farm and residential areas?

a)

100 m

b)

500 m

c)

10,000 m

d)

1,000 m

10.

Which Body Condition Score (BCS) is considered more desirable in swine?

a)

1

b)

2

c)

4

d)

3

11.

Endotoxins can cause fever, diarrhea, reduced feed intake, and inflammation in livestock. Which of the following Gram-negative bacteria does NOT produce endotoxins?

a)

E. coli

b)

Salmonella

c)

Shigella

d)

None of the above

12.

Which of the following is NOT a caging practice for chickens in an intensive poultry farm?

a)

Deep litter

b)

Battery

c)

Slatted

d)

None of the above

13.

Type of sow herd operation which makes use of intensive selection criteria to produce replacement gilts and junior boars

a)

Farrow to finish

b)

Farrow to breeder

14.

In the oviduct of a laying hen, what is primarily formed in the magnum?

a)

Egg yolk

b)

Eggshell

c)

Chalaza

d)

Albumen

15.

The smallest egg size grade being sold in the market is

a)

extra small & 30 g

b)

peewee & 45 g

c)

Small & 45 g

d)

super small & 30 g

16.

Which livestock animal accounts for the majority of slaughtered animals globally?

a)

Cattle

b)

Goat

c)

Swine

d)

Chicken

17.

Which breed of cows is more likely to have a yellow tinge in their milk due to a high percentage of cream and carotene in their diet?

a)

Jersey

b)

Ayrshire

c)

Holstein

d)

Sahiwal

18.

Which variety of Itik Pinas has the highest egg production?

a)

IP Kayumanggi

b)

IP Itim

c)

IP Khaki

d)

Native Daks

19.

Compute the feed conversion ratio of Kuya Wil's Farm when his flock consumes 210.75 kg of feed, and the total egg weight is 105.5 kg.

a)

2

b)

1.9

c)

1.8

d)

1.7

20.

What is the average daily gain (ADG) of a 90 kg finished hog that had an initial body weight of 15 kg over 100 days?

a)

0.75 kg ADG

b)

0.52 kg ADG

c)

0.62 kg ADG

d)

0.82 kg ADG

21.

Compute the feed conversion ratio of Kuya Wil's Farm when his flock consumes 210.75 kg of feed, and the total egg weight is 105.5 kg.

a)

2

b)

1.9

c)

1.8

d)

1.7

22.

What term refers to a piglet that dies during the birthing process and is born dead?

a)

Stillbirth

b)

Metritis

c)

Mummification

d)

Mastitis

23.

Which of the following best describes intracytoplasmic sperm injection (ICSI), also known as intrasperm injection?

a)

A technique where a single sperm cell is directly injected into the cytoplasm of an egg

b)

A method where multiple sperm are

c)

A process of freezing and storing sperm placed near the egg

d)

A natural process where sperm penetrate the egg without assistance

24.

Which of the following tests is commonly used to evaluate semen quality in boars (male pigs)?

a)

Blood glucose and cholesterol levels

b)

Motility, morphology, and concentration

c)

Body weight and feed conversion ratio

d)

Hemoglobin and red blood cell count

25.

What is the most common cause of death in newborn piglets during the first few days of life?

a)

Anemia

b)

Hypoglycemia

c)

Hypothermia

d)

Diarrhea

26.

What is the daily feeding level of ration for a gestating sow to meet daily nutrient requirements?

a)

1.0 kg per day

b)

1.5 kg per day

c)

2.0–2.5 kg per day

d)

3.5 kg per day

27.

What is the average daily gain (ADG) of a 90 kg finished hog that had an initial body weight of 15 kg over 100 days?

a)

0.75 kg ADG

b)

0.52 kg ADG

c)

0.62 kg ADG

d)

0.82 kg ADG

28.

Which of the following is NOT a pyrimidine base in nucleic acids?

a)

Cytosine

b)

Thymine

c)

Adenine

d)

Uracil

29.

Which type of gene action occurs when the effect of one gene masks or modifies the expression of another gene at a different locus?

a)

Additive

b)

Dominance

c)

Epistasis

d)

Codominance

30.

If the gene frequency of white feathers (W) = 0.65 and the gene frequency of brown feathers (w) = 0.35, what is the genotypic frequency of the heterozygote (Ww)?

a)

0.46

b)

0.25

c)

0.49

d)

0.08

31.

In Marker-Assisted Selection (MAS) for livestock breeding, which tool is primarily used to identify animals with desirable traits?

a)

Pedigree records

b)

Feed conversion ratio

c)

DNA marker

d)

Body weight measurement

32.

Which milk product is made by dissolving milk powder in water to restore its original composition?

a)

Filled milk

b)

Yogurt

c)

UHT milk

d)

Reconstituted milk

33.

Which test is used to determine the density of milk?

a)

Babcock test

b)

Lactometer

c)

Sediment test

d)

Walker

34.

Which pigment is primarily responsible for the brown color of eggshells in poultry?

a)

Protoporphyrin

b)

Hemoglobin

c)

Myoglobin

d)

Carotenoid

35.

Which part of the chicken egg makes up the highest percentage of its total weight?

a)

Albumen

b)

Yolk

c)

Shell

d)

Chalaza

36.

What is the simplest method to detect adulteration in milk?

a)

Freezing

b)

Filtration

c)

Centrifugation

d)

Boiling

37.

Which is not an advantage of fasting animal prior to slaughtering?

a)

ease of evisceration

b)

lengthens shelf-life of meat

c)

gives low shrinkage

d)

results to a pale carcass

38.

Which of the following is NOT a volatile fatty acid (VFA) produced in the rumen of ruminants?

a)

Acetic acid

b)

Glutamic acid

c)

Butyric acid

d)

Propionic acid

39.

Deficiency of iodine in cattle may cause

a)

Night blindness

b)

Rickets

c)

Goiter

d)

Anemia

40.

What is the recommended crude protein (CP) percentage in grower feeds for hogs?

a)

16%

b)

14%

c)

18%

d)

2%

41.

What laboratory test is used to determine crude fiber in animal feeds via Weende method?

a)

Kjeldahl method

b)

Soxhlet extraction method

c)

Acid-Alkali method

d)

Bomb calorimeter

42.

A feed sample contains 12% moisture, 18% crude protein, 5% ether extract, 10% crude fiber, and 7% ash (all values on a dry matter basis). What is the Nitrogen-Free Extract (NFE) percentage of this feed?

a)

48%

b)

55%

c)

58%

d)

65%

43.

Which of the following is not an essential amino acid?

a)

Arginine

b)

Phenylalanine

c)

Valine

d)

Isoleucine

44.

Which of the following toxic substances is primarily associated with Fusarium contamination in feeds?

a)

Aflatoxin

b)

Zearalenone

c)

Hydrocyanic Acid

d)

Solanine

45.

In animal nutrition, hydrolysis refers to:

a)

The absorption of nutrients through the intestinal wall

b)

The fermentation of feed by rumen microbes

c)

The synthesis of complex molecules from amino acids

d)

The breakdown of nutrients into simpler molecules using water in stomach

46.

Known as the "Father of Genetics," he established the fundamental principles of heredity applied in livestock improvement. Who is he?

a)

Robert Bakewell

b)

Gregor Mendel

c)

Jay L. Lush

d)

Wilhelm Ludvig Johansen

47.

A heritability estimate of 1.0 (h^2 = 1.0) in ruminants indicates that the trait under evaluation is influenced mainly by

a)

environment

b)

environment + genetics

c)

both genetics & environment

d)

genetics

48.

Bos indicus belongs to which order of animals?

a)

Galliformes

b)

Artiodactyla

c)

Anseriformes

d)

Perissodactyla

49.

Where does feed fermentation primarily occur in poultry?

a)

Proventriculus

b)

Cecum

c)

Gizzard

d)

Small intestine

50.

Which hormone is primarily responsible for triggering ovulation in female livestock and poultry?

a)

Follicle-Stimulating Hormone (FSH)

b)

Progesterone

c)

Luteinizing Hormone (LH)

d)

Estrogen

51.

Which part of the nervous system primarily controls voluntary movements of the skeletal system in animals?

a)

Central

b)

Sensory

c)

Somatic

d)

Autonomic

52.

Which statement correctly describes the function of pancreatic alpha and beta cells?

a)

Alpha cells secrete insulin, and beta cells secrete glucagon

b)

Alpha cells secrete glucagon, and beta cells secrete insulin

c)

Both alpha and beta cells secrete digestive enzymes

d)

Alpha cells secrete somatostatin, and beta cells secrete insulin

53.

Which animal does not undergo spermatogenesis outside the body?

a)

Bubalus bubalis

b)

Anas platyrhynchos

c)

Sus scrofa

d)

Lama glama

54.

Where is the site of protein synthesis?

a)

Ribosomes and Endoplasmic Reticulum

b)

Mitochondria and Nucleus

c)

Golgi Apparatus and Ribosome

d)

Cytoplasm and Cell Membrane

55.

How much urea (in grams) is needed to supply the nutrient requirement of a steer that consumes 12.5 kg of total ration if the recommended amount of urea in a ration is 1%?

a)

0.12

b)

1.25

c)

125

d)

12

56.

How much crude protein (CP) will 50 kg of soybean meal provide if it contains 48% CP?

a)

20 kg

b)

24 kg

c)

22 kg

d)

28 kg

57.

Which among the following is NOT considered a macro mineral in animal nutrition?

a)

Nitrogen

b)

Calcium

c)

Potassium

d)

Phosphorus

58.

Which metabolic process breaks down glucose into pyruvate in the cytosol without requiring oxygen?

a)

Krebs cycle

b)

Glycolysis

c)

Electron transport chain

d)

Gluconeogenesis

59.

Which region in the Philippines had the most broilers in 2023?

a)

CALABARZON

b)

Western Visayas

c)

Southern Mindanao

d)

Central Luzon

60.

What do you call a castrated colt?

a)

Wether

b)

Steer

c)

Barrow

d)

Gelding

61.

What is the global per capita milk consumption (kg)?

a)

27

b)

114.9

c)

13.2

d)

22

62.

Which country was the first to domesticate chickens?

a)

Siberia

b)

Mexico

c)

Thailand

d)

Turkey

63.

Law that supports and promotes the growth of the local dairy industry to ensure a sustainable supply of milk and milk products

a)

RA 9296

b)

RA 7884

c)

RA 1556

d)

RA 8485

64.

The ability of microorganisms to survive and grow despite the presence of drugs that would normally kill them or stop their growth.

a)

Biosecurity

b)

Vaccination

c)

Pathogenicity

d)

Antimicrobial Resistance

65.

What should be the floor spacing for a boar pen?

a)

3 m²

b)

6 m²

c)

10 m²

d)

1.5 m²

66.

What is the recommended temperature and relative humidity for incubating chicken eggs during the first 18 days of incubation?

a)

35.0-35.5 °C and 40-45% RH

b)

37.5-37.8 °C and 55-60% RH

c)

39.5-40.0 °C and 70-75% RH

d)

36.0-36.5 °C and 30-35% RH

67.

What structure is built at the center of ranch operation to minimize the movement of stocks/animals?

a)

Fence

b)

Loading chute

c)

Corral

d)

Feedlot

68.

A pig in the final growth stage before market, usually weighing around 60-90 kg, is called a:

a)

Fattener

b)

Shote

c)

Finisher

d)

Porker

69.

used to determine the butterfat content of milk

(a)  

70.

used to determine the amount of unwanted insoluble material in milk

(a)  

71.

used for casein determination in milk

(a)  

72.

fasting animal with simple stomach how many hrs?

(a)  

73.

how many hours of fasting for ruminants

(a)  

74.

withholding feed from animal prior to slaughter but providing a lavish amount of water

(a)  

75.

meat processed here can be sold in both domestic and international market

a)

AAA

b)

A

c)

AAAA

d)

AA

76.

MEAT PROCESSED ELIGIBLE FOR SALE IN ANY PHP MARKETS

a)

AAA

b)

A

c)

AA

d)

AAA

77.

MEAT PROCESSED HERE CAN BE SOLD ONLY WITHIN THE CITY OR MUNICIPALITY

a)

AAA

b)

A

c)

AA

d)

AAAA

78.

Rendering animals unconscious before slaugther to prevent distress and pain

a)

mechanical stunning

b)

stunning

c)

gas stunning

d)

electrical stunning

79.

exposing to animals like carbon dioxide to induce consciousness

(a)  

80.

passing electric current through the brain

a)

electrical stunning

b)

stunning

c)

electric stunning

d)

mechanical stunning

81.

loosens hair or feathers

(a)  

82.

removes remaining hair and debris from the skin after scalding

(a)  

83.

the main volatile fatty acid that serves as energy source. has highest proportion 60-70%

(a)  

84.

the VFA important for glucose production in ruminants with 15-20%

(a)  

85.

used in rumen epithelium as an energy source; also contributes to milk fat synthesis

(a)  

86.

recommended crude protein in percentage in starter feeds for hogs

(a)  

87.

recommended crude protein in percentage in pre-starter in hogs

(a)  

88.

recommended crude protein in percentage in gestating feeds in hogs

(a)  

89.

recommended crude fat in percentage in gestating, grower and starter

(a)  

90.

recommended moisture in percentage in gestating, grower, starter and pre-starter

(a)  

91.

recommended phosphorus in percentage in gestating, grower, starter and pre-starter

(a)  

92.

total protein content in feed, estimated from nitrogen content using the formula CP (%) = %N x 6.25

a)

soxlet

b)

crude protein

c)

crude fat

d)

kedhal method

93.

Breaks fiber into NDF, ADF, and ADL, giving a clearer picture of feed quality

a)

ADL METHOD

b)

van soest method

c)

ban joest method

d)

kjedhal e

94.

process of collecting semen from a male animal and placing it into the reproductive tract of female to achieve pregnancy

(a)  

95.

the process of preserving animal genetic materials by cooling them to ultra-low temperature

a)

reproduction

b)

cryopreservation

c)

temperature

96.

A reproductive biotechnology where oocytes (eggs) are collected from donor females and fertilized with sperm outside the animals body in a lab.

a)

In vitro Fertilization

b)

AI Insemination

c)

Estrous synchronization

97.

the use of hormones to make group of female animals come into heat at the same time, so they can be bred or inseminated together

a)

Estrus

b)

Estrous

c)

Estrus synchronization

d)

Estrous Synchronization

98.

Engineered to digest phosphorus more efficiently, reducing environmental phosphorus pollution from pig farming.

a)

Transgenic

b)

Enviropig

c)

probiotics

99.

(a)   brings sugar out of the blood into cells/storage

100.

bring stored sugar back into the blood when needed

(a)  

101.

The meat inspection code of the php

(a)  

102.

livestock and poultry feeds act.

(a)  

103.

Animal welfare act of 1998

(a)  

104.

the type of meat that is red and gets its color from a protein called

(a)  

105.

top producer of milk

(a)  

106.

top importer of milk

(a)  

107.

top exporter of milk

(a)  

108.

country that drinks most fresh milk

(a)  

109.

largest horse breed. historically carried knights in armor

a)

Shire

b)

Percheron

c)

Clydesdale

d)

Belgian

110.

extremely powerful and dominant in pulling contest; most popular draft breed

a)

clydesdale

b)

belgian

c)

shire

d)

percheron

111.

traditionally used for pulling heavy loads, farming and hauling in cities, and cool mine work

a)

percheron

b)

clydesdale

c)

belgian

d)

shire

112.

versatile draft horse, once used as war horse in France

a)

parcheron

b)

percheron

c)

shire

d)

belgian

113.

fastest in short sprints up to 88 km/h (55mph)

a)

arabian

b)

clydesdale

c)

quarter horse

d)

thouroughbred

114.

famous for endurance; speed around 55 km/h (34mph)

a)

belgian

b)

arabian

c)

canadian

d)

quarter horse

115.

top racing breed: up to 70 km/h (44mph)

a)

thoroughbred

b)

belgian

c)

quarter horse

d)

percheron

116.

young horse under 1 yr old is called

(a)  

117.

act of mare giving birth

(a)  

118.

adult female horse under 4 yrs old

(a)  

119.

young male horse under 4 yrs old

(a)  

120.

adult female horse 4 yrs older

(a)  

121.

castrated male horse is known as a

(a)  

122.

japanese quail top producing region

a)

Central Luzon

b)

Calabarzon

c)

western visayas

d)

northern mindanao

123.

what province is the highest producer of chicken in terms of liveweight?

a)

bukidnon 196.70 thousand MT

b)

Baguio 188.09 thousand MT

c)

Bulacan 194.57 thousand MT

124.

what was the total chicken population in 2023?

a)

202.83 mil birds

b)

202.82 mil birds

c)

204.90 mil birds

d)

209.09 mil birds

125.

top region for layer chicken

(a)  

126.

TOP REGION FOR NATIVE/IMPROVED CHICKEN

(a)  

127.

the (a)   regulates the entry and exit of substances, acting as the security gate of the cell

128.

synthesize proteins for growth and repair; they are often referred to as the protien factory

(a)  

129.

mitochondria produce energy for cellular functions and are known as (a)   of the cell

130.

normal heartbeat of cattle

a)

70-80 beats per minute

b)

90-100 beats per minute

c)

40-60 beats per minute

d)

110-120 beats per minute

131.

produces the highest number of eggs at 110

a)

camarines

b)

darag

c)

zampen

132.

average native chicken egg production

(a)  

133.

responsible of formation of estrogen progesterone

a)

ovaries

b)

testes

c)

luteinizing hormone

d)

vasoprecine

134.

Best way to maximize genetic potential of a superior dam in livestock breeding

a)

MOET

b)

Collustrum

c)

DNA marker

d)

Vasoprecine

135.

which of the following breeds of buffalo produces 5-7 kg of milk per day

a)

Nili Ravi

b)

Mediterranean Buffalo

c)

Murrah

136.

what do you call a group of Ovis aries?

a)

flock

b)

peep

c)

bevy

d)

brace

137.

what farm animals has a gestation period of 142-152 days?

a)

sheep

b)

carabao

c)

pig

d)

goat

138.

order of chicken

a)

galliformes

b)

artiodactyla

c)

anseriformes

d)

perissodactyla

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