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Final Flashcards

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Biology 101 flashcards
1
Q

Which segment of the poultry industry contributes the greatest economic value?

A

Broilers

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2
Q

Which type of meat ranks second in world consumption?

A

Pork

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3
Q

Which country produces the most turkeys?

A

United States

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4
Q

What segment of the poultry industry is most efficient in turning poultry to feedstuff?

A

Broilers

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5
Q

What was the significance of sex linked crosses in 1928?

A

Allow for fast sexting of chicks

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6
Q

What breed is strictly for egg production and is not used for broiler production?

A

Leghorn

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7
Q

Households are more likely to hold a dog than a cat

T/f

A

True

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8
Q

Cats were first imported to America in 1871

t/f

A

False

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9
Q

Cats came with the first settlers to keep the rodent population down
t/f

A

True

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10
Q

Native Americans already had dogs before Spanish explorers came
t/f

A

True

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11
Q

Components of TDN

A

Protein, fiber, fat, NFE

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12
Q

Soybean meal is considered what?

A

A soybean supplement

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13
Q

Which cat breed is a mixture of many different American cats?

A

American short hair

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14
Q

Goat breed from the Alps

A

Alpine

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15
Q

Which species has no gall bladder?

A

Horse

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16
Q

Which hormone causes regression of C.L.

A

Prostaglandin

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17
Q

Black and white bunny with black butt

A

Dutch

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18
Q

Very small horse breed. Long crazy hair.

A

Shetland Pony

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19
Q

Big ear goat

A

Nubian

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20
Q

Where does fertilization take place in a cows reproductive tract?

A

Oviduct

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21
Q

Which species has the longest gestation period?

A

Horse

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22
Q

Rabbit breed with big floppy ears

A

English lop

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23
Q

Looks like a wiener dog

A

Daschound

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24
Q

What mating system is most popular in swine?

A

AI

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25
Q

Pig breed with white belt around shoulder

A

Hampshire

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26
Q

What dairy breed is most popular in the United States?

A

Holstein

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27
Q

How many beats does a canter have?

A

3

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28
Q

Black pig breed with some white on the face/nose

A

Berkshire

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29
Q

Where did domesticated rabbits come from?

A

Wild European rabbits

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30
Q

Beef breed that is furry, and some are belted

A

Galloway

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31
Q

All white rabbit breed

A

New Zeeland White

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32
Q

White rabbit breed with black nose and ears

A

Californian

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33
Q

Crazy sheep with 4 horns

A

Jacob Sheep

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34
Q

Fine wool sheep breed that is popular out west, can have curly horns

A

Rambouillet Sheep

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35
Q

Heritability

A

Percent of differences between animals due to genetics

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36
Q

Which system of breeding results in the least amount of heterosis?

A

2 way rotation

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37
Q

lignin is not a carbohydrate

t/f

A

True

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38
Q

Which vitamin contains nitrogen?

A

Niacin - All B vitamins

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39
Q

Original purpose for domesticating chickens

A

Cock fighting

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40
Q

Which feed component is highest in energy?

A

Fat

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41
Q

What is not considered a grain?

A

Soybeans - Is considered an oilseed instead of a grain

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42
Q

Which species has a digestive system most like humans?

A

Pigs

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43
Q

What demographic is least likely to have a companion animal?

A

People over 65

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44
Q

What hormone is produced by the C.L. to help maintain pregnancy?

A

Progesterone

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45
Q

What is the incubation period for chicken eggs?

A

21 days

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46
Q

Which species has the shortest gestation length

pigs, sheep, or horses

A

Sheep

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47
Q

What breed or mating method is used for domesticated turkeys?

A

AI

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48
Q

Sheep breed with black head and big ears

A

Suffolk

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49
Q

Which species is the science of genetics/improvement the least developed in?

A

Dogs

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50
Q

Black beef breed. Not many in the United States. Can have little hump on neck.

A

Brangus

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51
Q

What is the approximate percent of protein that is required in a dogs diet?

A

20%

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52
Q

h2

A

Percent difference in animals due to genetics

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53
Q

Which species utilizes forage most efficiently?

cattle, goats, sheep, or llamas

A

llamas

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54
Q

Which system of breeding results in the most heterosis?

A

3 breed terminal cross

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55
Q

Which fiber type is least digestible?

A

lignin

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56
Q

Sheep breed that can breed out of season. Can be polled or horned

A

Dorset

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57
Q

What is the percent of nitrogen concentration in protein?

A

16%

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58
Q

Which cat breed has the mad-cap personality. Dennis the menance. Big eyes and large pointy ears.

A

Devin Rex

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59
Q

Dairy breed with big hump on top on neck. Millions in Brazil.

A

Gyr

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60
Q

Which dog breed has moved up the most in rankings over the past 10 years?

A

Bulldogs

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61
Q

Which breed was the first to be crossed with the Texas Longhorn?

A

Shorthorns

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62
Q

Which state has the most beef cows?

A

Texas

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63
Q

At what age should beef heifers calve for the first time?

A

2 years

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64
Q

What kind of cows are feed the highest quality feeds?

A

Feedlot cattle

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65
Q

how much does it cost a year on average to keep a beef cow?

A

$600

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66
Q

What main byproduct of the ethanol industry is fed to cattle?

A

Distiller grains

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67
Q

Most of the country’s dairy farms are family owned of less than 200 cows.
t/f

A

True

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68
Q

What breed of dairy cattle was the second most popular by registration numbers in 1970?

A

Guernseys

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69
Q

When should dairy heifers be fed mostly grain?

A

During first 4 months of life

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70
Q

Which dairy breed is the most numerous in the united states?

A

Holestein

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71
Q

Which sense is the most developed in birds?

A

Sight

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72
Q

Which breed of sheep has the finest wool?

A

Merino

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73
Q

Rabbit meat tends to be high in fat

t/f

A

False

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74
Q

What is the leading country for production of rabbit meat?

A

China

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75
Q

What rabbit breed was developed to use in research?

A

Florida White

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76
Q

When mating rabbits the buck is always taken to the does cage
t/f

A

False

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77
Q

Which breed of rabbit is considered the best for meat production?

A

New Zeeland White

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78
Q

What are baby bunnies called?

A

Kits

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79
Q

Cats outnumber dogs as pets in the U.S.

t/f

A

True

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80
Q

The markets for meat rabbits are well established in Minnesota
t/f

A

False

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81
Q

Numbers of small dogs are increasing more rapidly than numbers of large dogs
t/f

A

True

82
Q

The US cattle inventory peaked in 1975 and has since declined
t/f

A

True

83
Q

Commercial laying hens are not genetically selected for show ring conformation in the U.S.
t/f

A

True

84
Q

Eggs are high in vitamin C

t/f

A

False

85
Q

Egg consumption has increased in the last few years because of the increasing Hispanic population.
t/f

A

True

86
Q

. Geese can better utilize forage than turkeys or chickens
t/f

A

True

87
Q

Chickens have a keener sense of taste than do humans.

t/f

A

False

88
Q

The keel bone in chickens is similar to the pelvic bone in humans
t/f

A

False

89
Q

Only about 2% of the dogs in the U.S. are registered with the AKC.
t/f

A

False

90
Q

Chickens inhale by expanding their rib cage.

t/f

A

True

91
Q

Minnesota ranks 8th among states for total milk produced

t/f

A

True

92
Q

. A general goal is to breed dairy heifers so that they calve for the first time at 24 months of age.
t/f

A

True

93
Q

What is the main genetic index used in the dairy industry called?

A

Net Merit

94
Q

A bull calf born twin to a heifer calf is called a freemartin
t/f

A

False

95
Q

Beef meat quality is more consistent than chicken quality in the U.S.
t/f

A

False

96
Q

. Beef tends to be higher priced than chicken.

t/f

A

True

97
Q

. The U.S. has more dogs and cats per capita than any other country.
t/f

A

True

98
Q

Ninety percent of dogs in the U.S. reside in rural areas.

t/f

A

False

99
Q

Dog and cat owners typically spend more on health care for their pets then for pet food.
t/f

A

True

100
Q

What tends to be the most frustrating health problems for dog and cat owners?

A

Skin disorders

101
Q

. Genetics does not influence dog behavior

t/f

A

False

102
Q

What is the largest pet food company in the U.S.?

A

Nestle-Purina

103
Q

South Dakota was the last state to outlaw cockfighting

t/f

A

False

104
Q

What is the number one egg producing state?

A

Iowa

105
Q

The commercial egg industry in the U.S. is dominated by the Rhode Island Red breed of chicken.
t/f

A

False

106
Q

What kind of breeding system is used to produce commercial chickens in the U.S.?

A

four line terminal cross

107
Q

. Chickens are most commonly sexed by the rapid feathering sex-linked trait.
t/f

A

True

107
Q

. Chickens are most commonly sexed by the rapid feathering sex-linked trait.
t/f

A

True

108
Q

When beak trimming chickens, about one-half of the upper beak is removed.
t/f

A

False

109
Q

. The air cell increases in size as the eggs get older

t/f

A

True

110
Q

. The broiler industry is centered around the southeast U.S.
t/f

A

True

111
Q

. The Texas Longhorn originated in Australia.

t/f

A

False

112
Q

Most beef calves in the Midwest are born August through October.
t/f

A

False

113
Q

. About 80% of the beef cows in the U.S. are bred artificially.

t/f

A

False

114
Q

Black in color, smooth hair coat, polled

A

Angus

115
Q

Originated in England, polled variety started in Iowa in 1901

A

Hereford

116
Q

Brought to North America in 1623. First purebred in N.A.

A

Devon

117
Q

. Cattle brought over by Columbus may play a role in ancestry

A

Texas Longhorn

118
Q

Closely related to zebu

A

Brahman

119
Q

What is not a source of water loss from the body?

A

deamination

120
Q

Which species do teeth continue to grow and may need to be filled?

A

Horse

121
Q

Which species is most apt to get a hairball in their digestive tract?

A

cattle

122
Q

Which production function is least efficient in utilization of energy

A

Fattening of beef cattle

123
Q

What nutrient is not produced by rumen microbes?

A

Vitamin A

124
Q

Which grain weighs the least per bushel?

A

Barley

125
Q

As forage matures the % of what will decrease?

A

Crude fiber

126
Q

What is not included in nitrogen-free extract

A

Protein

127
Q

Metabolizable energy equals Net Energy plus what?

A

Heat increment

128
Q

Where is the Pomeranian from?

A

Germany

129
Q

In which country was a selection experiment conducted resulting in domesticated fox.

A

Russia

130
Q

What is the best source of lighting for animal handling facilities?

A

skylights with diffuse shadow-free light

131
Q

What is used to desensitize animals to handling procedures?

A

habitual learning

132
Q

Which short-eared dairy goat breed was developed in the U.S.?

A

LaMancha

133
Q

Which city is known as Porkopolis?

A

Cincinnati

134
Q

Which country has the most sheep?

A

China

135
Q

Which part of the pig’s digestive system goes relatively undeveloped in modern swine production?

A

cecum

136
Q

What is the prominent muscle on the hind leg between the hock and stifle on a horse?

A

Gaskin

137
Q

What is the easiest body part to observe to tell if an animal is a sheep or a goat?

A

Tail

138
Q

Which part of the U.S. are the large scale sheep producers located?

A

West

139
Q

What year were there the most sheep in the U.S.

A

1945

140
Q

When does a lamb become mutton?

A

1 year of age

141
Q

How many does can a mature buck usually service in one season?

A

150

142
Q

How often are sheep usually sheared?

A

once per year

143
Q

Which state has the most dairy goats?

A

Wisconsin

144
Q

What is the main predator of sheep?

A

Coyotes

145
Q

Which species has the greatest number of embryo transfer done in the U.S.?

A

Beef

146
Q

Which species is the least amount of embryo transfers done?

A

Swine

147
Q

Which hormone is used to “short cycle” cows or mares?

A

Prostaglandin

148
Q

Which species has a gestation length of 114 days (3 months, 3 weeks, 3 days)?

A

Swine

149
Q

Where is milk stored in the mammary gland prior to milk letdown?

A

Alveoli

150
Q

As animals grow towards maturity, what plateaus last?

A

Fat

151
Q

Which species has the highest percent protein in milk?

A

Cats

152
Q

Which nutrient is most apt to limit reproduction in livestock species?

A

Energy

153
Q

What is the primary precursor for milk fat in pigs?

A

glucose

154
Q

What hormone became commercially available to the industry in 1994?

A

BST

155
Q

Which dairy breed is from Scotland, and is known for vigor and health?

A

Ayrshire

156
Q

Which dairy breed is from Switzerland, and is the second most numerous world wide?

A

Brown Swiss

157
Q

Which dairy breed is from the Isle of Guernsey and has higher levels of beta Carotene in milk?

A

Guernsey

158
Q

Which dairy breed is from Holland and is the most popular worldwide? Most milk per cow.

A

Holstein

159
Q

Which dairy breed is from the Isle of Jersey, is the 2nd most popular in U.S?

A

Jersey

160
Q

Which dairy breed has the highest % fat and protein in milk?

A

Jersey

161
Q

Which dairy breed is from France?

A

Montbeliarde

162
Q

Which dairy breed was developed for the tropics? 80% jersey, 15% Zebu, 5% Holstein

A

Jamaica Hope

163
Q

Which dairy breed is from France and is heavier muscled than most dairy breeds?

A

Normande

164
Q

Which dairy breed is the best for health, fertility, and longevity but is lower in milk production?

A

Normande

165
Q

Which dairy breed is combined with Danish red and Finnish Ayrshire, and is popular for crossbreeding with holsteins?

A

Swedish Red and White

166
Q

Which goat breed is from the Alps: Switzerland-France-U.S.?

A

Alpine

167
Q

Which goat breed was developed in Oregon from Spanish breeds?

A

LaMancha

168
Q

Which goat breed was developed in England, and is a English x African x Indian cross?

A

Nubian

169
Q

Which goat breed is from Switzerland and its color is red bay?

A

Oberhasli

170
Q

Which goat breed originated from Saanens?

A

Sable

171
Q

Which goat breed is the oldest dairy goat breed from Switzerland?

A

Toggenburg

172
Q

Which goat breed is a nubian x pygmy cross, and originated in Washington?

A

Kinder

173
Q

Which goat breed is a dairy breed from the Channel Islands?

A

Golden Guernsey

174
Q

Which goat breed is a milk type from Pakistan?

A

Daera Din Panah

175
Q

Which goat breed is a meat goat from west Africa?

A

Pigmy

176
Q

which pig breed originated in England, and is the most popular maternal breed in the world?

A

Yorkshire

177
Q

which pig breed is from Denmark with milking ability?

A

Landrace

178
Q

which pig breed is from western Europe and has the highest % lean?

A

Pietrain

179
Q

which pig breed has meat quality problems?

A

Pietrain

180
Q

which pig breed originated in Pennsylvania?

A

Chester Whites

181
Q

which pig breed has Berkshire ancestry?

A

Poland China

182
Q

which pig breed is from Indiana, and is a mix between a poland china and a local spotted breed?

A

Spot

183
Q

which pig breed is a bacon breed from Ireland and England?

A

Tamworth

184
Q

which pig breed was developed in Iowa and Missouri by crossing durocs and poland china?

A

Hereford

185
Q

which pig breed is a chinese breed

A

Meishan

186
Q

Which horse breed is the most popular U.S. draft horse?

A

Belgian

187
Q

Which horse breed is from Western France, and is one of the oldest breeds?

A

Percheron

188
Q

Which horse breed was developed in Scotland?

A

Clydesdale

189
Q

Which horse breed was developed in England, and is a common draft breed in England?

A

Shire

190
Q

Which horse breed is at least 800 years old and is the tallest draft horse?

A

Shire

191
Q

Which horse breed is from england and averages 16.1 hands?

A

Suffolk

192
Q

Which horse breed is native to the Netherlands and was rejuvenated with oldenbburg blood?

A

Friesian

193
Q

Which horse breed originated from the old granny mare in iowa?

A

American Cream

194
Q

Which horse breed is the most popular breed?

A

Quarter horse

195
Q

Which horse breed is a thoroughbred x chickasaw?

A

Quarter Horse

196
Q

Which horse breed has hambletonian 10 as the founding sire?

A

Standardbred

197
Q

Which horse breed was developed in kentucky and ridden by many famous riders?

A

American Saddlebred

198
Q

Which horse breed is the 5th most popular breed by registrations?

A

Tennessee Walker

199
Q

Which horse breed is a heterozygous genotype, and is not a true breed?

A

Palomino

200
Q

Which horse breed has the most advanced genetic evaluation system with three traits?

A

Swedish Warmblood

Animal Science Final (1 decks)

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