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ANS1 8.00 Animal Reproduction

Total questions: 68

Worksheet time: 35mins

Name
Class
Date
1.

On a reproductive tract removed from a slaughtered sow, the part that is a thick-walled structure made up of several folds and rings of muscular tissue that is the neck of the uterus is the:

a)

Cervix

b)

Urethra

c)

Vagina

d)

Vulva

2.

The female livestock reproductive part that carries eggs from the ovary to the uterus is the:

a)

Cervix

b)

Oviduct

c)

Prostate

d)

Vulva

3.

The uterus is the part of the livestock reproductive system where the:

a)

Eggs are produced.

b)

Fetus grows and develops.

c)

Urine is made and collected.

d)

Semen is produced.

4.

The part of the livestock female reproductive system that is between the infundibulum and the uterus and is also called the fallopian tube is the:

a)

cloaca

b)

oviduct

c)

vagina

d)

vulva

5.

The period of time an animal is pregnant is:

a)

copulation

b)

gestation

c)

ovulation

d)

lactation

6.

On a reproductive tract removed from a slaughtered female cow, the outside opening made up of folds of skin is the:

a)

fallopian tube.

b)

uterus.

c)

ovary.

d)

vulva.

7.

In the female reproductive system, the funnel-shaped end of each oviduct that is located just below the ovary is the:

a)

infundibulum.

b)

cervix

c)

prostate

d)

vagina

8.

The female livestock reproductive part that receives the penis and semen at breeding, allows the fetus to pass through at birth, and serves as a passageway for expelling urine is the:

a)

cervix

b)

ovary

c)

oviduct

d)

vagina

9.

The part of a sow’s reproductive system also known as the womb is the:

a)

isthmus

b)

ovary

c)

uterus

d)

vagina

10.

The external opening to the reproductive system of a cow is the:

a)

oviduct

b)

sheath

c)

vagina

d)

vulva

11.

In the female reproductive system, the neck of the uterus that separates the uterus from the vagina is the:

a)

cervix

b)

cowper's gland

c)

ovary

d)

vulva

12.

On a reproductive tract removed from a slaughtered sow, the organ with two branched horn-shaped attachments that was inside the body is the:

a)

clitoris

b)

uterus

c)

vagina

d)

vulva

13.

The function of a cow’s ovaries is to:

a)

produce eggs or ova.

b)

produce semen.

c)

receive the penis during breeding.

d)

seal the uterus during pregnancy.

14.

The part of the female reproductive system that picks up the eggs at ovulation and directs them into the oviduct is the:

a)

infundibulum

b)

uterus

c)

vagina

d)

vulva

15.

The part of the female reproductive system that serves as a passageway for semen to go from the vagina to the uterus and also seals the uterus during pregnancy is the:

a)

infundibulum

b)

cervix

c)

ovary

d)

vulva

16.

In mammals such as cattle and swine, the act of giving birth is known as:

a)

estrus

b)

gestation

c)

ovulation

d)

parturition

17.

The part of the livestock female reproductive system that connects the vulva to the cervix is the:

a)

infundibulum

b)

isthmus

c)

ovary

d)

vagina

18.

The time period that a female animal is receptive to breeding is:

a)

estrus

b)

gestation

c)

libido

d)

rumination

19.

The milk produced the first few days after a mammal gives birth is:

a)

afterbirth

b)

colostrum

c)

pasturized

d)

seminal fluid

20.

In beef cattle, the normal position of a calf at birth is:

a)

back feet first.

b)

front feet first

c)

head first

d)

tail first

21.

The birthing process begins when the increased estrogen causes the muscles to contract in the:

a)

legs

b)

stomach

c)

uterus

d)

vulva

22.

The period of time that milk is secreted by the mammary glands is:

a)

estrus

b)

gestation

c)

lactation

d)

parturition

23.

The male livestock reproductive part where sperm are stored while they mature is the:

a)

cowper's gland

b)

epididymis

c)

penis

d)

sheath

24.

On a reproductive tract removed from a slaughtered bull, the two oval-shaped meaty structures inside the sac or pouch are the:

a)

penis

b)

sheaths

c)

testicles

d)

vas deferens

25.

The function of the scrotum in the male reproductive system is to:

a)

deposit sperm in females.

b)

extend or retract the penis.

c)

protect the penis.

d)

protect the testicles.

26.

The male reproductive parts that produce sperm and the male sex hormone are the:

a)

retractor muscles.

b)

seminal vesicles.

c)

testicles.

d)

vas deferens.

27.

Which group of male reproductive glands includes seminal vesicles, prostate gland, and Cowper’s gland?

a)

Accessory

b)

Cryptorchid

c)

Hormone

d)

Ovulation

28.

The male livestock reproductive part that is covered by the sheath is the:

a)

epididymis

b)

penis

c)

scrotum

d)

testicles

29.

The parts of the male reproductive system that are removed through surgical castration to keep males from breeding are the:

a)

accessory glands.

b)

retractor muscles.

c)

seminal vesicles.

d)

testicles

30.

The male livestock reproductive part that is a long, coiled tube connected to each testicle is the:

a)

epididymis

b)

papilla

c)

sheath

d)

urethra

31.

The process of removing the testicles of a male animal is:

a)

castration

b)

docking

c)

inbreeding

d)

parturition

32.

On a reproductive tract removed from a slaughtered bull, the sac or pouch that holds the two oval-shaped meaty structures is the:

a)

penis

b)

scrotum

c)

sheath

d)

urethra

33.

The part of the bull’s reproductive system that is inside the scrotum is the:

a)

papilla

b)

penis

c)

retractor muscle

d)

testicles

34.

On a reproductive tract removed from a slaughtered barrow, the skin that covers the penis is the:

a)

sheath

b)

testicle

c)

urethra

d)

vas deferens

35.

The function of the sheath on male livestock is to:

a)

deposit semen in females.

b)

produce sperm.

c)

protect the penis from injury.

d)

store sperm.

36.

The male livestock reproductive part that has the dual function of passing urine from the body and depositing semen in the female reproductive system is the:

a)

penis

b)

retractor muscle

c)

scrotum

d)

testicle

37.

When a rooster mates with a hen, semen is deposited by the male into the female's

a)

Cloaca

b)

Magnum

c)

Vagina

d)

Vulva

38.

The incubation period for chicken eggs is:

a)

6 days

b)

21 days

c)

28 days

d)

114 days

39.

How many functioning ovaries are in mature female poultry?

a)

0

b)

1

c)

2

d)

4

40.

The "thick white" and two shell membranes are joined with the yolk to form the egg in the hen’s:

a)

cloaca

b)

estrogen

c)

oviduct

d)

vent

41.

On a male reproductive tract from a slaughtered rooster, the two parts that are located in the abdominal cavity with one on each side of the backbone are the:

a)

cloaca

b)

ovaries

c)

papillae

d)

testes

42.

In a female reproductive tract from a slaughtered egg-laying hen, the part where yellow, round egg yolks of different sizes are attached is the:

a)

cloaca

b)

kidney

c)

ovary

d)

vent

43.

Which male reproductive part is found in poultry but not in livestock?

a)

papilla

b)

scrotum

c)

sheath

d)

testicles

44.

In poultry reproduction, fertilization takes place in the:

a)

cloaca

b)

infundibulum

c)

uterus

d)

vagina

45.

Although poultry eggs are used as food by humans, the original function of eggs is:

a)

beautification

b)

digestion

c)

disease control

d)

reproduction

46.

A major difference between the reproductive systems of livestock and poultry is that the:

a)

livestock embryo develops inside the male’s body.

b)

livestock embryo develops outside the female’s body.

c)

poultry embryo develops inside the female’s body.

d)

poultry embryo develops outside the female’s body.

47.

The male poultry part that puts the sperm into the hen’s reproductive tract is the:

a)

papilla

b)

prostrate gland

c)

sheath

d)

testicles

48.

The outside opening to the poultry reproductive tract is the:

a)

ovary

b)

uterus

c)

vagina

d)

vent

49.

The infundibulum, magnum, isthmus, uterus, and vagina are the five parts of the female poultry’s:

a)

cloaca

b)

oviduct

c)

papilla

d)

vent

50.

After the poultry egg is completely formed, it moves to the vagina for a short time until it exits the female’s body through the:

a)

infundibulum

b)

magnum

c)

ovary

d)

vent

51.

On poultry, both the male and the female reproductive tracts have a part just inside the vent called the:

a)

cloaca

b)

oviduct

c)

papilla

d)

vagina

52.

In poultry eggs, the ovum is called the:

a)

albumen

b)

cloaca

c)

shell

d)

yolk

53.

In addition to producing ova, the ovary in female poultry also produces:

a)

hormones

b)

shell membranes

c)

shells

d)

sperm

54.

If the heritability estimate for number of pigs farrowed is 10%, percent lean cuts is 35%, birth weight is 20% and backfat thickness is 45%, which trait can be improved the fastest through selective breeding?

a)

Backfat thickness.

b)

Birth weight.

c)

Number of pigs farrowed.

d)

Percent lean cuts.

55.

If the heritability estimate for fat thickness is 40%, calf weaning weight is 25%, loin eye area is 70%, and rate of gain is 50%, which trait can be improved the fastest through selective breeding?

a)

Calf weaning weight

b)

Fat thickness

c)

Loin eye area

d)

Rate of gain

56.

The body of an animal is made up of millions of tiny structural units called:

a)

cells

b)

hairs

c)

hormones

d)

muscles

57.

Compared to heritability estimates for yield grade, retail yield, and rate of gain in beef cattle, the heritability estimates for traits related to reproduction are:

a)

about the same.

b)

lower.

c)

much higher.

d)

slightly higher.

58.

The first stage of mitosis is:

a)

anaphase

b)

telophase

c)

prophase

d)

metaphase

59.

Compared to heritability estimates for muscle, length, and fat traits in swine, the heritability estimates for traits related to reproduction are:

a)

about the same

b)

lower

c)

much higher

d)

slightly higher

60.

The mitochondrion of the cell converts energy stored as glucose into:

a)

cell membrane

b)

deoxyribonucleic acid

c)

adenosine triphosphate

d)

cytoplasm

61.

The production of ovum is called:

a)

mitosis

b)

oogenesis

c)

zygote

d)

spermatogenesis

62.

The type of cell division that increases the total number of cells and results in the animal’s growth is:

a)

fertilization

b)

genetic engineering

c)

meiosis

d)

mitosis

63.

Located on chromosomes, the complex molecules that control the characteristics that are inherited from parents are called:

a)

eggs

b)

genes

c)

punnett squares

d)

sperm

64.

The site of protein synthesis inside the cell is the:

a)

ribosome

b)

cell membrane

c)

golgi body

d)

centrosome

65.

In general, heritability estimates for beef cattle compared to swine are:

a)

about the same

b)

higher

c)

much lower

d)

slightly lower

66.

The part of an animal cell that gives the cell the ability to grow, to digest food, and to divide is the:

a)

cell wall

b)

cytoplasm

c)

gene

d)

nucleus

67.

After cell division by meiosis, the number of chromosomes each egg or sperm has is:

a)

1/4 the original

b)

1/2 the original

c)

ten times the original

d)

twice the original

68.

What's Ms. Hartley's favorite color?

a)

Orange

b)

Green

c)

Purple

d)

Burgundy