Flashcards in Exam 1 review Deck (92):
Which is the US leading state in Pig production?
Over the last 35 years, milk production in the US has:
Increased but the number of dairy cows has decreased
Three levels of the poultry industry in US (Top to bottom)
Genetics/selection farms- Reproduction farms- Production farms
In present day commercial broiler production how long does it take for an animal to
reach market weight?
Broiler production houses are
Cleaned and disinfected between flocks
A layer hen is expected to lay on average, approximately:
One egg every 24 hours
The majority (85%) of the eggs produced in the US come from:
In-line egg farms
Egg candling is not used for:
The elimination of brown eggs
Which is the most frequent system of egg production in the US:
The gestation of a Goat or Sheep is
A commercial laying hen usually has a productive lifespan of:
Just under 2 years
The farrowing crate/pen is crucial:
To avoid sows crushing piglets
A chicken chic will hatch out of its egg in:
The Dairy cattle production cycle aims to have:
One calf per year and a 305 days lactation
What is the dairy breed with the highest fat content (4.9%) on average?
The gestation of a camel is
Conformation of Beef cattle
Rectangular shape conformation
The main objective of a cow-calf beef cattle production operation is:
To produce calves to sell to feedlot operations
Which of the following is not conducted in male calf management:
Which of the following finishing systems is characterized by more roughages and less
Deferred finishing system
In the last 50 years the average turkey slaughtered in the USA has:
Increased live weight and increased breast proportion
What types/breeds of turkey can be selected for range production?
Broad breasted bronze and Beltsville small white
Artificial Insemination is the most common breeding method the commercial
Turkeys and Dairy cattle
What is the gestation of a yak
Similar to a cow-260-270 days
Which species has the meat with the lowest cholesterol content?
The majority of Turkeys produced in the USA are raised
Which of the following best describes an anadromous fish:
Fish that migrate up fresh water rivers from oceans to spawn
Farms on the Pacific coast of Chile are one of the largest global producers of Atlantic
two species used in cold northern climates for draught and milk purposes:
Bos grunniens, camelus bactrianus
Sanga cattle have huge horns to:
Which color in cattle is most associated with heat tolerance?
What is the difference between an oxen and a steer?
Castration and age (Oxen are neutered males between 3-5years old)
What does polled mean?
Genetically bred to not have horns
breed of the ‘largest cow’ in the world?
West Highland cattle are famously wild and difficult to work with and Jersey bulls are famously dangerous to work with (T/F)
What is the gestation of Bos Taurus?
The average dairy cow in the US produces around 20,000# of milk a year, but the best
producing cow produced 90,000# in a year!! (T/F)
The Breed famous for producing the greatest quantity of milk is:
Dairy cows are first bred at ______ of age and beef cows are first bred at _____
14 months and 2 years
When a dairy cow starts producing less than 50# of milk a day, it is no longer profitable to keep feeding her the expensive milking ration and therefore she will probably be:
In orders for cows to keep producing milk they must:
Be bred every year
TMR in cattle production stands for:
Total mixed ration
The ideal lactation in a dairy cow lasts:
Why is artificial insemination used in the dairy industry?
A. Predictable good milk production
B. Good conformation
C. Good udder attachment
D. Increased rate of conception
E. Less expensive than keeping bulls
How is milk production measured?
What is an advantage of poultry production vs production of other species?
A) High Feed Efficiency
B) Fast return of Investment
C)Income Spread throughout the year
D) High return compared to feed and energy costs
E) Low land requirements
F) Adaptability: small to very large operations
G) Integration with feed producing and processing
plants: know-how access
H) High levels of mechanization – low labour costs
Why are almost all Broiler Strains of chickens white feathered?
They have fewer unsightly dark marks in the skin
Ventilation is critical in poultry production for animal and human health as well as for maximizing animal production by decreasing animal stress and health
The most expensive part of a broiler or egg laying poultry production farm is:
In egg production the designation of Jumbo vs Large is decided by
Tails of Goat/Sheep
Tail up/Tail down
What species of bovine is most heat resistant?
Which ovary does a hen use?
What does a big air space in an egg indicate?
Age of the egg
What is the MOST important factor manipulated to get a chicken to start laying and keep laying??
Light (Increased light)
In turkey production what is the most important factor to keep turkeys from laying too early?
Light (limiting it)
Which color egg is the most nutritious?
It dosent matter. They all have the same nutritional value.
Candling is used to:
a) Look for defects in the egg
b) Separate out improperly cleaned eggs
c) Check for fertility
What is the difference between Free Range and Cage Free eggs?
Free Range eggs are from chickens that have access to outside, Cage Free eggs are from uncaged chickens kept in large indoor runs
What is the name of the highly prized fermented beverage Mongolians make out of
The average American production table egg is NOT fertilized (T/F)
In the layer industry only hens are used, this is insured by what methods?
Sorting of the day old chicks by cloacal and feather differences
What is the gestation of a bison?
Similar to cow- 283 days
What is the gestation of an ostrich chic?
About 6 weeks or 42 days
The main difference between INTENSIVE pig production and EXTENSIVE pig
Sows and piglets have access to outdoor paddocks or pasture in Extensive Program
If sows can SEE the boars they come into heat more quickly (T/F)
Meleagris gallopavo is native to
What makes a ratite a ratite?
They have a keel- LESS breastbone
polygamous south American ratite
One aid often used in moving large ratites such as ostrich is to
Use a hood to cover their eyes and calm them
Name a common medical problem in ratites bred for production
Angular limb deformities
What products are sold from Ostrich production?
The gestation of a pig is:
The gestation of most south American camelids ( alpacas. Vicunas, llamas..) is about:
What is the number 2 species in milk production world wide?
What does Dr Weronko own in Mongolia?
a Bos Grunniens
Bactrian camel (IMP!!!)