Clicker Questions Flashcards
(46 cards)
Cattle feeding on TMR should have \_\_\_\_\_\_\_ feces? A. Dark B. Green C. Yellow/olive D. none of the above
C. yellow/olive
Which MD is related to decrease fiber and increase grain intake A. Ketosis B. Acidosis C. Milk fever D. none of the above
B. Acidosis
Which MD is caused by decrease Ca? A. Milk fever B. Acidosis C. Bloat D. none of the above
A milk fever
Which MD is caused by Mg deficiency? A. Acidosis B. Ketosis C. All of the above D. None of the above
D none of the above
Mg deficiency causes grass tetany
Laminitis is associated with? A. Bloat B. Milk fever C. Acidosis D. Nitrate poisoning E. None of the above
C. acidosis
How long does it take to produce a broiler chicken? A 4 yrs B 9 wks C 6 wks D 18 wks E 12 mo
C 6 weeks
T/F: Oats are the main cereal used in poultry feeding?
F. Corn is the main cereal used in poultry feeding
Feeds represent approximately \_\_\_\_ of the total cost of poultry production. A. 20% B. 90% C. 66% D. 100% E. 50%
C 66%
What is the normal pH of a rumen? A 5.0 B. 5.5 C. 7.5 D. 8.5 E. None of the above
E. none of the above
normal rumen pH is 6.5
What would be the most high quality forage for high-yield lactating dairy cows? A. Straw B. Prairie grass hay C. Prairie grass silage D. Corn silage E. Pasture
D. Corn silage
Dairy cow feeding can be divided into 4 different phases according to production status. Peak production occurs in phase \_\_\_\_\_, while highest DM intake occurs in \_\_\_\_\_\_. A. 1 and 3 B. 1 and 2 C. 2 and 4 D. 2 and 3
B. 1 and 2
Which phase in lactating dairy cattle would have the highest requirements in nutrients? A. 1 B. 2 C. 3 D. 4
A. phase 1
What does TMR stand for? A. The main ration B Total mixed ration C The major ration D The minor ration
B. total mixed ration
T/F: when using TMR it is not important to weight the amount of hay
F
When using TMR it is important to know the protein and moisture content A Yes, but only moisture B Yes but only protein C Yes both D No it is TMR
C. Yes it is important to know both moisture content and protein of a TMR
Which animal would have the highest Ig composition in colostrum? A Cow in 1st lactation B Cow in 2nd lactation C Cow in 3rd lactation D none of the above
C. Cow in 3rd lactation
What should the BCS be at the end of phase 1 of lactation? A 2-2.5 B 3-3.5 C 4-4.5 D 0-1.5
A. 2-2.5
How would you increase the efficiency of pasture?
A. Rotational grazing
B. use more productive varieties
C. Use adequate proportion of legumes and grasses
D. Fertilize pasture
E. All of the above
E. all of the above
T/F: calf creep feeding is advantageous for adaptation of steers to feedlot finishing
False.
What would be a good choice for feedlot finishing of steers fed only pasture for the last 6 mo?
A. 90% corn, 10% hay asap
B. 60% cereal, 40% roughage and gradually increase
C A and b are correct
D None of the above
B. 60% cereal, 40% roughage and gradually increase the cereal %
A heifer inseminated on Nov 15th 2016, will calve on \_\_\_\_\_\_\_\_\_ and will start the dry period in \_\_\_\_\_\_\_\_ A. Aug 2017, June 2018 B. May 2017, May 2018 C. May 2017, July 2018 D. Aug 2017, Dec 2018
A. Aug 2017, June 2018
In a dairy cows' 1st 5 weeks of lactation, the fat content of the milk: A. Increase, unlike the milk volume B. Decreased, unlike the milk volume C. Increase, along with the milk volume D. Decreased along with the milk volume
B. decreased, unlike the milk volume
In which part of the lactation curve do cows produce the highest amount of milk per day? A. 10 weeks B. 20 weeks C. 5 weeks D. 40 weeks E. Equal throughout
A. 10 weeks
Which of the following is a non-protein nitrogen source? A. Molasses B. Corn C. Soy bean meal D. Feed grade urea E. Citrus crop residues
D. feed grade urea