Chapter 30, Multiple Choice
and/or True-False Review Questions
(Circle
the single best answer for each question.)
These Questions are all due on October 19,
2007 in laboratory. A portion of these questions
can be used on Exam III, so be sure to make a photocopy for yourself when
turning in for credit.
1. When compared to beef cow herds or ewe
flocks, the investment required for a dairy herd is:
A. about the same B.
lower C. higher
2. Traditionally, dairying has been a very
stable business.
A. True B. False
3. Well over 90 percent of the milk sold in
the
A. Grade C B. Grade B (manufacturing
grade) C. Grade A
4. Based upon recent DHI records, one would
expect most
A. 14,500 to 16,500
B. 16,500 to 18,500
C. 18,500 or more --
pounds of milk per cow per lactation
5. Dairy farming provides an excellent
example of the use of capital in substitution for labor with an increase in
labor efficiency of the operation.
A. True B. False
6. Not only must the working personnel on a
dairy farm be dependable (punctual), they must
continually provide high quality labor.
A. True B. False
7. A herd milked regularly, starting each
day at 10:00 a.m. and 4:00 p.m. can be expected to produce as much milk as they
would if milked at 6:00 a.m. and 6:00 p.m.
A. True B. False
8. Heifers should be grown and developed so
they can enter the milking herd at:
A. 20 B.
24 C. 26 -- months of age.
9. An ideal calving interval for the entire
herd is near:
A. 11.5 to 12.0
months B. 12.5 to 13.0 months C. 13.5 to 14.0 months
10. Most
dairy farmers are able to select semen from bulls that are much higher in
“Predicted Transmitting Ability” than bulls from their own herd through
the selection of bulls available from artificial insemination companies.
A. True B. False
11. Cows
in high milk
production should receive a forage-to-concentrate ratio near:
A. 70:30 B.
60:40 C.
50:50
12. Cows
in peak milk production can be expected to consume:
A. 2.8 to 3.0
B. 3.2 to 3.4
C. 3.8 to 4.0 -- percent of their body weight of feed dry
matter daily.
13. On
a body condition scoring system of 1 to 5, the desired score for dairy cows
that are approaching calving should be near:
A. 2.5 B.
3.5 C. 4.5
14. Most
cows should conceive so the herd average is within a range of:
A. 55 to-70 B. 85 to 100 C. 115 to 130 -- days after calving.
15. The
female dairy goat (doe) normally produces the most milk during the first and
second lactation.
A. True B. False
Chapter 33, Multiple Choice
and/or True-False Review Questions
(Circle
the single best answer for each question.)
1. Americans consume:
A. more B.
about the same C. fewer -- table eggs than their parents or
grandparents.
2. A major change that occurred was layer
numbers decreased over the last 20 years.
A. True B. False
3. A major characteristic of today’s
A. True B. False
4. Eggs produced in cages are less apt to
have microbial contamination than eggs produced on floor systems.
A. True B. False
5. Bone fragility is a more serious problem
in caged layers as compared to floor-reared layers.
A. True B. False
6. Cannibalism of layers is routinely
prevented by beak trimming and by maintaining a low intensity of light.
A. True B. False
7. Two major poultry diseases requiring
strict control programs are Marek’s disease and avian
influenza.
A. True B. False
8. Commercial egg production units tend to
operate throughout the year with rather consistent production for most of the
year.
A. True B. False
9. Most pullets are sexually mature and
brought into egg production at about:
A. 15 B.
20 C. 25 -- weeks of age.
10. Initiation
of egg laying is brought about by increasing the
intensity of light and length of the light day.
A. True B. False