INTRO TO ANIMAL SCIENCE FINAL EXAM QUESTIONS AND CORRECT ANSWERS

INTRO TO ANIMAL SCIENCE FINAL EXAM
QUESTIONS AND CORRECT ANSWERS
WhyA2areA2thereA2soA2manyA2breedsA2ofA2beef?A2-A2Ans---
SelectionA2forA2dietA2(switchedA2fromA2grazingA2dietA2toA2grain)
-breedA2needA2toA2beA2efficientA2atA2convertingA2grainA2intoA2muscleA2
-IncreasedA2growthA2rateA2
-Marketing

DescribeA2theA2areasA2inA2theA2beefA2cattleA2industryA2-A2Ans---Cow-calfA2operations
-CalfA2cropA2percentageA2weaned

DescribeA2economicallyA2importantA2traitsA2andA2theA2mostA2importantA2areasA2producers
A2shouldA2focusA2onA2-A2Ans--ReproductionA2
-
WeaningA2weightA2(benchmarkA2toA2estimateA2howA2we'reA2doing)A2(dependsA2onA2nutriti
onA2ofA2mother)A2
-PostA2weaningA2weightA2
-PostweaningA2growthA2
-FeedA2EfficiencyA2(dependsA2onA2geneticsA2andA2breedA2chosen)A2
-CarcassA2MeritA2(marbling)A2(geneticsA2andA2diet)
-LongevityA2(howA2longA2animalsA2lastA2inA2herd)A2
-
ConformationA2(judgingA2havingA2toA2doA2withA2salesA2andA2aA2componentA2ofA2movingA2a
round)A2(gettingA2fromA2placeA2AA2toA2B)
-LackA2ofA2geneticA2defects

WhatA2areA2importantA2goalsA2withinA2eachA2aspectA2ofA2theA2cattleA2productionA2-A2Ans--
StockerA2-A2YearlingA2productionA2
-CattleA2purchaseA2
-GrowthA2rateA2
-FeedA2costA2
-Health

DescribeA2environmentalA2considerationsA2ofA2aA2feedlotA2-A2Ans--Dust
Odor
Flies
WaterA2quality/wasteA2managment

ExplainA2whyA2nutrientA2requirementsA2varyA2inA2horsesA2-A2Ans---
VariesA2dependsA2onA2physiologicalA2state
-MaintenanceA2
-PregnancyA2
-LactationA2(requiresA2mostA2energy)

, -GrowthA2
-WorkA2(notA2everyA2animalA2hasA2this

ExplainA2howA2ingredientsA2areA2selectedA2forA2horseA2feedsA2-A2Ans--
CombinationA2ofA2ingredientsA2chosenA2basedA2onA2
-NutrientA2content
-AvailabilityA2
-PriceA2ofA2ingredientA2
-PreferenceA2ofA2horseA2owner

ListA2nutrientsA2neededA2forA2equinesA2andA2theA2typesA2availableA2-A2Ans--Roghages/
ForagesA2
-GrassA2haysA2(5-10%A2protein)
-TimothyA2
-OrchardA2GrassA2
-BermudaA2grass
-FescueA2
-KentuckyA2bluegrassA2
-SmoothA2bromegrassA2(grownA2atA2uconn)A2
-LegumeA2hayA2(12-16%A2protein)A2
-Alfalfa
-CloverA2

EnergyA2needsA2
-HayA2typicallyA2.76-.94A2Mcal/lbA2
-GrainA2=A21900A2kcal/lb
-FeedA2withA2fiverA2levelsA2ofA26A2%A2orA2lessA2
-FeedA2withA2fiberA2levelsA2ofA27-10%A2

EnergyA2FeedsA2
-Fat/OilsA2
-TakesA22-3A2monthsA2afterA2feedingA2fatA2toA2seeA2results!
-BenefitsA2
-10-20%A2fatA2

MineralA2NeedsA2
-Calcium:A2PhosphorusA2ratioA2shouldA2beA22:1A2
-SaltA2isA2needed!A2(traceA2mineralizedA2salt)A2
-SeleniumA2(InA2aA2seleniumA2deficientA2area)A2

VitaminA2needs
-HorseA2canA2convertA2B-caroteneA2toA2VitaminA2AA2
-MayA2needA2toA2supplementA2VitaminA2CA2inA2olderA2horsesA2
-BA2vitaminsA2(biotin)A2

AdditivesA2