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Worksheets

Animal Reproduction and Biotechnology

Total questions: 23

Worksheet time: 12mins

Name
Class
Date
1.

Arranging the breeding schedule so that groups of sows farrow at regular intervals throught the year is called:

a)

double farrowing

b)

multiple farrowing

c)

seasonal farowing

d)

single farrowing

2.

Since a person compares the feel and size of various parts of the reproductive tract to determine the stages of pregnancy, an accurate diagnosis requires:

a)

experience

b)

knowledge

c)

speed

d)

a veterinarian's license

3.

Body conditioning and its effects on conception in cows are very important because cows should have and wean a calf every:

a)

18 months

b)

6 months

c)

12 months

d)

24 months

4.

Which preventive maintenance procedure is performed as a part of breeding flock management to prevent the spread of diseases from eggs?

a)

Adding vitamins to feed

b)

Fumigating with formaldehyde

c)

spraying with insecticides

d)

Storning eggs at 80% humidity

5.

Hatching eggs are fumigated to help prevent the spread of:

a)

egg-borne diseases

b)

external parasites

c)

internal parasies

d)

nutritional disorders

6.

In confinement swine production, a management practice that increases conception rates is to:

a)

breed females at least twice each heat period

b)

breed females once each heat period

c)

breed gilts during the first heat period

d)

check for standing heat each week

7.

Equipment needed for palpation includes:

a)

coveralls and boots

b)

obstetrical chains or rope

c)

a plastic sleeve and lubricant

d)

a thermometer and a watch

8.

When a beef cow is artificially inseminated, a gloved hand is inserted into the animal's rectum to guide the inseminating rod through the:

a)

cervix

b)

fallopian tube

c)

infundibulum

d)

vas deferens

9.

A major disadvantage of synchronization of estrus in cows and heifers is:

a)

higher conception rates

b)

less uniform calf crop

c)

lower level of management required

d)

reduced breeding and calving seasons

10.

The process of feeling the reproductive tract of a cow to determine pregnancy is:

a)

artificial insemination

b)

palpation

c)

parturition

d)

sterilization

11.

In breeding flock management, eggs are gathered several times per day and packed:

a)

in random positions

b)

with dirt and maure on them

c)

with large end down

d)

with large end up

12.

The highest percentage of all reproductive failures in cows is caused by:

a)

diseases

b)

parasites

c)

underconditioned, thin cows

d)

weather conditions

13.

An area of biotechnology that uses monoclonal antibodies to improve animal health by increasing accuracy and reducing time is:

a)

diagnositc testing

b)

disease prevention

c)

embryo transfer

d)

parasite prevention

14.

Brucellosis testing pregnancy diagnosis testing, and treating scours are applicaitons of:

a)

bioengineered vaccines

b)

bovine soatotropin produciton

c)

embryo transfer

d)

monoclonal antibody technology

15.

The biotechnology activity that can most rapidly increase the uniformity of cattle in a herd is:

a)

artificial insemination

b)

cloning

c)

embryo transfer

d)

pure-breeding

16.

A major advantage of embryo transfer is that it speeds the genetic improvement of a herd of beef cattle from the:

a)

bull

b)

dam

c)

siblings

d)

sire

17.

Removing a nucleus from an embryo before the embryo is implanted in the uterine wall and placing the nucleus into a mature, unfertilized egg cell is nuclear transfer or:

a)

artificial insemination

b)

crossbreeding

c)

embryo cloning

d)

palpation

18.

The major problem that most people have withthe use of biotechnology in animal production is the:

a)

cost of development

b)

education needed to use it.

c)

fear of the unknown

d)

profits made by the farmers

19.

One of the major advantages of embryo cloning is:

a)

genetically uniform offspring

b)

genetically diverse offspreing

c)

high costs

d)

low success rates

20.

In embryo transfer, the embryos are removed from the female donor by a process called:

a)

drenching

b)

flushing

c)

infusion

d)

sterilization

21.

Genetically engineered bovine somatotrophin (bST) given to dairy given to dairy cattle results in:

a)

increased milk production

b)

more fat and weight increases

c)

more fat and weight losses

d)

reduced milk production

22.

The technology that opened the door for biotechnology to be used in animal reproduction is:

a)

bioengineered vaccines

b)

cloning

c)

embryo transfer

d)

monoclonal antibody technology

23.

The genetics of cloned animals are:

a)

different

b)

identical

c)

randomly mised

d)

recessive