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The female parent of cattle, sheep, pigs, and goats is know as
Dam
Which of the following contributes the greatest to the worldwide milk supply?
Cow
Something that farmers need to take into consideration when deciding what type of farming system (conventional vs non-conventional) to develop
Public health concerns, Animal Welfare, Economic concerns, Ecological concerns
The type of Agricultural region that is able to earn profit
Developed
Which of the following is generally the most profitable way to use land
Crop production
The process of giving birth is known as
Parturation
About how much greenhouse gas emissions are due to livestock themselves rather than manure?
90%
The name of the meat associated with goats
Chevon
Non-food products that would be in higher demand for someone in an underdeveloped country
Manure, Urine, Skin, Hide, Various by-products like bone
Which of the following is considered THE major source of fat in human diets?
Milk and milk products
Human uses for animals
Food, Products, Sports, Religion
Meat production worldwide continues to ____, whereas in the US, our meat consumption continues to ______
increase, decrease
Which is NOT considered a discipline of animal science
Human Companionship
Which group is predicted to become the #1 consumed meat product by 2050?
Poultry
What time of farming: Use high-yielding breeds of livestock, Large-scale farms, Machinery and the latest technology used to improve efficiency, Extensive use of pesticide and fertilizer, Relies on all types of modern veterinary health products for treatment
Conventional Farming
What type of farming: Lower overall yield and productivity per animal, practices attempt to improve soil fertility and biodiversity, Farming practices can easily be modified to meet local production conditions and market/demand, Animals used for weed control, Animals not confided mainly due to large amount of pasture needed for feeding
Organic Farming
Female cattle that has yet to reproduce
Heifer
Castrated male cattle
Steer
Adult female cattle that has given birth
Cow
Intact adult male cattle
Bull
Giving birth in cattle world is called
Calving
Immature offspring of cattle
Calf
A group of cattle
Herd
Scientific name for cattle
Bovine
Female pig that has yet to reproduce
Gilt
Castrated male pig
Barrow
Adult female pig that has given birth
Sow
Intact adult male pig
Boar
Giving birth in pig world is called
Farrowing
Immature offspring of pig
Piglet
A group of pig
Herd
Scientific name for pig
Porcine or Swine
Female sheep that has yet to reproduce
Ewe lamb
Castrated male sheep and goat
Wether
Adult female sheep that has given birth
Ewe
Intact adult male sheep
Ram
Giving birth in sheep world is called
Lambing
Immature offspring of sheep
Lamb
A group of sheep
Flock
Scientific name for sheep
Ovine
Adult female goat that has given birth
Nanny
Intact adult male goat
Billy
Giving birth in goat world is called
Kidding
Immature offspring of goat
Kid
A group of goat
Herd
Scientific name for goat
Caprine
Lay large #s of eggs
Layers
Young male chicken
Cockeral
Adult female chicken
Hen
Intact adult male chicken
Rooster
Giving “birth” in chicken world is called
Laying
Immature offspring of chicken
Chick
A group of chicken
Flock
Chicken raised for meat purposes
Broiler
One’s _____ are traits that you can easily observe and measure
Phenotype
An animal that has only a glandular simple stomach for digestion is knoas as a ____ species
Monogastric
The term for bringing food to the mouth is known as
Prehension
Was is NOT a function of water
Energy
Which product of rumination provides up to 50% crude protein
Bacterial cells
The amount of nutrients found in a ration depends on what
Level of production, Type of digestive tract the animal has, Products one is interested in selling, Type of species that ration is fed to
Contraction that control regurgitation during rumination originates from where
Reticulum
Which of the following stages would NOT require a ration with a high amount of energy
Maintenance
Acceptabilty of feedstuff or ration for consumption is known as
Palpability
Wool color is considered a ____ trait
Qualitative
Nutrients provide what
Metobolic regulation, Building blocks for the body, Energy, Sustain life processes
Which of the following is the “true stomach” of ruminant animals
Abomasum
Which of the following components of proximal feed analysis measures nitrogen
Crude protein
Which product of rumination provides the most energy
Volatile fatty acids
What results in a change in genetics over time
Genetic drift, Mutations, Migration of new animals into the herd or flock, Selection of traits to keep for future generations
Animals that eat only plants are called
Herbivores
These are examples of what: Cellulose, Starch, The largest percentage of nutrients found within common feedstuffs
Carbohydrates
These are examples of what: Amino Acid chains
Protein
These are examples of what: Fatty acids, Glycerol, is 2.5 times higher energy than carbohydrates
Lipid
These are examples of what: Vitamin A
Lipid soluble vitamin
These are examples of what: Oyster Shells, Lime
Mineral
These are examples of what: Vitamin C
Water soluble vitamin
What is: High in cellulose, Low in sugar and starch, Takes the longest to ruminate, Weathered, Low quality, Mature at harvest
Roughage
What is: Anerobic fermintation results in this product, Can be stored for long periods of time
Silage
What is: Cereal grains, High in starch and fat
Energy Feeds
What is: High moisture content (50-80%)
Pasture
What is: Immature at harvest, Contains higher amounts of calcium and carotene, Bulk of ruminant diets
Forage
What is: Products from meat, fish, and dairy processing, Corn gluten meal
Protein supplemation
Beef Cattle Breeds:
Sheep Breeds:
Dairy Cattle Breeds:
Swine Breeds:
Genetic Program for Beef Cattle:
EPD
Genetic Program for Dairy Cattle:
DHI
Genetic Program for Swine:
STAGES
Genetic Program for Sheep:
NSIP
Progesterine is secreated from which ovarian structure
Corpus Luteum
The primary reproductive organ in the male is the
Testicle
The type of uteri found in most livestock species
Bicornate
Oocytes are housed in which stricture of the ovary
Follicles
Which hormone released from the brain is associated with ovulation in female and testerone production in males
Luteinizing horomone
The period of sexual receptivity in female domestic animals is known as
Estrus
Which hormone released from the brain is associated with follicle development in female and sperm production in males
Follicle stimulating hormone
Estrogen is secreted from which ovarian structure
Follicle
High amounts of estrogen result in the release of which hormone from the hypothalamus? This hormone will eventually result in ovulation
GnHR
If a female is pregnant, which horomone from the luteal phase will remain at a high level to support the pregnancy
Progesterone