Name______________________________________ Contestant ...



PUT YOUR ANSWERS ON THE SCANTRON FORM WITH A NUMBER 2 PENCIL!

Name________KEY______________________________ Contestant Number___________

2008 Block and Bridle Stockmen’s Contest

Senior Quiz

_D___ 1. Which test below is not given to a bull during a BSE ( Breeding Soundness Exam)?

A) Physical examination B) Measurement of scrotal size

C) Semen evaluation D) Blood test

_B___ 2. Flushing in sheep is used to:

A) Treat a disease B) Improve reproductive performance

C) Get them ready for sale C) Prepare them for shearing

__C__ 3. Cattle grubs are part of the life cycle of what insect?

A) Black fly B) Deer fly C) Heel fly D) Cow fly

_B___ 4. A cryptorchid bull

A) Produces sperm but no testosterone

B) Produces both sperm and testosterone

C) Produces testosterone but no sperm

D) Produces neither sperm nor testosterone

_C__ 5. What hormone in the female triggers ovulation?

A) Estrogen B) Progesterone C) Lutenizing hormone D) Testosterone

__D__ 6. What mineral is likely to be deficient when cattle are fed a high roughage diet?

A) Calcium B) Iodine C) Zinc D) Phosphorus

__C__ 7. What grass species can be infected with an endophyte fungus?

A) Orchardgrass B) Timothy C) Tall fescue D) Smooth bromegrass

__D__ 8. If an animal is 12% above average in a particular trait, what is its trait ratio?

A) 1.2 B) 12 C) 88 D) 112

_D___ 9. What is semen mixed with to preserve it?

A) Water B) Glucose C) Calcium D) Extender

_D___ 10. At which of the following sites of the reproductive tract does fertilization occur?

A) Cervix B) Uterus C) Vagina D) Oviduct

__C__ 11. Which of the following would be the most accurate basis for selecting herd sires to increase growth rate?

A) Pedigree B) Individual performance records

C) Progeny performance records D) Ultrasound

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PUT YOUR ANSWERS ON THE SCANTRON FORM WITH A NUMBER 2 PENCIL!

__C__ 12 Cattle that are grass fed before slaughter are likely to have _________ colored fat.

A) White B) Green C) Yellow D) Red

__C__ 13. Which of the following hormones is responsible for follicle development in a ewe?

A) Vasopressin B) ACTH C) FSH D) GH

__C__ 14. What is the hormone aiding parturition and resulting in milk let-down?

A) Iron B) Estrous C) Oxytocin D) Testosterone

_D___ 15. Which is the primary byproduct feed that results from making ethanol from corn?

A) Corn gluten feed B) Brewers Grains C) Hominy D) Distillers Grains

__C__ 16. A beef carcass weighs 840 pounds, has 0.5 inch of backfat, a 10.2 square inch ribeye, and a marbling score of Modest. This carcass is

A) Just right B) Too heavy C) Light muscled D) Too fat

__A__ 17. Which mineral can cause a problem in cattle with immunity and antibody production when it is deficient?

A) Copper B) Calcium C) Magnesium D) Potassium

__B__ 18. The percent protein in a swine diet can be reduced by 1 or 2 percentage points by increasing the amount of one or 2 key nutrients. What are those nutrients called?

A) Hormones B) Amino acids C) Antibodies D) Cell Walls

_D___ 19. What route is NOT USED to administer vaccines to cattle or calves?

A) oral B) intranasal C) Sub Q injection D) Topical

_B___ 20. What is the name for the rhythmic contractions which occur in the rumen?

A) Gurgling B) Peristalsis C) Contortions D) Circulation

__B__ 21. Which of the following diseases affects the reproductive process?

A) IBR B) Leptospirosis C) Parainfluenza D) Blue tongue

__B__22. Cotyledons and caruncles are a part of what tissue in a cow?

A) Udder B). Placenta C) Lung D) Rumen

_C___ 23. Sometimes silage that is too dry can get pretty hot. Other than fire risk, why is this a problem?

A) Cows won't eat it B) It's a lot lower in energy content

C) Protein digestibility is reduced D) It contains a high nitrate level

_D___24. Which of the following is NOT TRUE about Vitamin A?

A) It's stored in the liver B) It's obtained from green forage

C) It can be added to feed, mineral mixtures, or it can be injected

D) It is considered a "water-soluble" vitamin

_B___25. How much increase in weaning weight would you expect from using one dose of a growth-promoting implant on a calf?

A) 5 pounds B) 25 pounds C) 50 pounds D) 80 pounds

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