Cattle Production Science(Northwest A&F University)mooc慕课答案2026年版满分测试WYC

对应课程:点击查看
起止时间:2020-12-09到2021-03-31
更新状态:已完结

Chapter one Introduction Unit test

1、 Compared with some monogastric animals such as pigs, horses and poultry, cattle have higher ( ).

A:digestibility
B:growth rate
C:disease incidence
D:mortality
答案: digestibility

2、 The animals with the highest feed conversion efficiency is （ ）.

A:dairy cow
B:beef cattle
C:sheep
D:pig
答案: dairy cow

3、 At present, ( ) is the first choice for developing dairy cattle all over the world.

A:Holstein
B:Jersey
C:Guernsey
D:Brown Swiss
答案: Holstein

4、 Development trend of cattle industry in the world （ ）。

A:Variety diversification of dairy cattle
B:Promotion and application of new technology
C:Miniaturization of beef cattle breeds
D:Cow breeds replace beef breeds
答案: Promotion and application of new technology

Chapter two Cattle species and breeds Unit test

1、 Limousin, a large meat variety, originated from ( ).

A:France
B:Netherlands
C:Italy
D:Germany
答案: France

2、 Among the following cattle breeds, those that belong to the dairy meat dual use type are ( ).

A:Holstein
B:simmental
C:Angus
D:charolais
答案: simmental

3、 The most obvious characteristics of Jersey is ( ).

A:High yield milk
B:High protein rate
C:High milk fat rate
D:High lactose rate
答案: High milk fat rate

4、 The breed without horns is ( ）.

A:Angus
B:Short horn
C:Ayrshire
D:Limousin
答案: Angus

5、 （ ）cattle are one of the top breeds in China.

A:Xingjiang Brongn
B:Qinchuan
C:Chinese red steppe
D:Charolais
答案: Qinchuan

Chapter three Biological characteristics and physical appearance of cattle Unit test

1、 The nutritional reasons for the low milk fat rate is ( ).

A:High roughage
B:Low roughage
C:High concentrate
D:Low concentrate
答案: Low roughage

2、 The esophageal groove starts from the cardia and extends to the ( ) appetite.

A:rumen
B:abomasum
C:reticulum
D: reticulum and omasum
答案: reticulum and omasum

3、 From the local view of beef cattle, the most important part related to meat production performance is ( ).

A:Head
B:rump
C:neck
D:abdomen
答案: rump

4、 Well developed standard breast, connective tissue about ( ).

A:15-20%
B:20-25%
C:25-30%
D:30-35%
答案: 20-25%

5、 From the whole point of view, the body shape of dairy cattle was ( ) from side, front and top.A. Prismatic B. square C. round D. wedge

A:Prismatic
B:square
C: circular
D:wedge
答案: wedge

Chapter four Productivity of cattle and its evaluation method Unit test