In which of the animals, the fertilization occurs externally in water ?

Question

In which of the animals, the fertilization occurs externally in water ?

A. Hydra

C. Frog

Correct Answer :

C. Frog

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Comment

The testis are found in the abdomen in

C. rabbit

D. goat

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The structure that attaches testis to dorsal body wall is

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Amnion is an extra-embryonic embrane which develops during the embryonic development of

B. lizard

C. toad

D. fish

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Secodary sexual character in man is

A. breast

C. ovary

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The simplest type of placenta found in man is

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Sertoli cells are located in

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The hormone which shows a single mid cycle peak in the human female is

A. FSH

B. LH

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Placenta is the region, where

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Allantois of the mammalian embryo helps in

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The female rabbit is

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The testes secrete a group of hormones called

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The gestation period of rabbit is

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One of these is polyestrous

A. Sheep

C. Cows

D. Goats

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Rupturing of follicles and discharge of ova is known as

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Gubernaculun connects

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In the testis of rabbit, the hormone secreting cells are

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Fertilizers are substances emitted from

C. sperms

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The placental barrier between animal and foetal blood is minimum

A. goat

B. cow

C. pig

D. man

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The human sperm was first seen and described by

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Graffian follicles are characteristically found in the

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Gestation period in man is a about

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The process of spermatogenesis in human testis is completed in

Discuss this answer

Cryptorchidism is a condition in which testes are

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In the male rabbit, the testes are located in

Discuss this answer

The seminal vesicle in rabbit is found at the junction of

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The structure formed after release of ova from Graffian follicles and secretory in nature, is

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Clitoris in mammals is

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The structure of the male reproductive system that corresponds to oviduct of the female system is

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In which of the animals, the fertilization occurs externally in water ?

A. Hydra

C. Frog

Discuss this answer

Embryo of a mammal is surrounded by

A. yolk

C. both

Discuss this answer

Answer 1

B. Earthworm

Answer 2

D. Cockroach

Answer 3

A. kangaroo

Answer 4

B. elephant

Answer 5

A. tunica albuginea

Answer 6

B. scrotal sac

Answer 7

C. mesorchium

Answer 8

D. gubernaculum

Answer 9

A. cockroach

Answer 10

B. thyroid

Answer 11

D. testis and ovaries

Answer 12

A. Haemochorial

Answer 13

B. Epitheliochorial

Answer 14

C. Syndesmochorial

Answer 15

D. Haemo-endothelial

Answer 16

A. caput epididymis

Answer 17

B. cauda epididymis

Answer 18

C. seminiferous tubules

Answer 19

D. germinal epithelium

Answer 20

C. oestrogen

Answer 21

D. progesterone

Answer 22

A. foetus is supplied by maternal blood

Answer 23

B. foetus receives maternal blood and nutrition

Answer 24

C. embryo is enclosed by membranes

Answer 25

D. embryo is attached to mother by umbilical cord

Answer 26

A. respiration

Answer 27

B. excretion

Answer 28

C. protection

Answer 29

D. nutrition

Answer 30

A. spontaneous ovulator

Answer 31

B. seasonal ovulator

Answer 32

C. induced ovulator

Answer 33

D. natural ovulator

Answer 34

A. progestogens

Answer 35

B. androgens

Answer 36

C. estrogens

Answer 37

D. tropic hormones

Answer 38

A. 28 - 32 days

Answer 39

B. 60 - 70 days

Answer 40

C. 20 - 25 days

Answer 41

D. 80 - 90 days

Answer 42

B. Bitches

Answer 43

A. copulation

Answer 44

B. ovulation

Answer 45

C. oviposition

Answer 46

D. conjugation

Answer 47

A. testis to scrotum

Answer 48

B. ovary to the body wall in abdomen

Answer 49

C. the two muscles

Answer 50

D. the two bones

Answer 51

A. spermatogonia

Answer 52

B. spermatocytes

Answer 53

C. sustentacular cells

Answer 54

D. cells of Leydig

Answer 55

A. mature eggs

Answer 56

B. immature eggs

Answer 57

D. polar body

Answer 58

A. Hamm and Leeuwenhock

Answer 59

B. Spallazani

Answer 60

C. De Graff

Answer 61

D. VonBaer

Answer 62

A. ovary of mammal

Answer 63

B. ovary of frog

Answer 64

C. testis of frog

Answer 65

D. testis of mammal

Answer 66

A. 10 weeks

Answer 67

B. 28 weeks

Answer 68

C. 32 weeks

Answer 69

D. 35 weeks

Answer 70

A. 74 days

Answer 71

B. 90 days

Answer 72

C. 56 days

Answer 73

D. 32 days

Answer 74

A. surgically removed

Answer 75

B. not developed in foetus

Answer 76

C. unable to produce sperms

Answer 77

D. unable to descend into scrotal sacs

Answer 78

A. thoracic cavity

Answer 79

B. pericardial cavity

Answer 80

C. abdominal cavity

Answer 81

D. extra-abdominal scrotal cavity

Answer 82

A. prostrate and Cowper's glands

Answer 83

B. porstrate and vasa deferens

Answer 84

C. prostrate and urethra

Answer 85

D. vasa deferens and testis

Answer 86

A. corpus callosum

Answer 87

B. corpus luteum

Answer 88

C. corpus albicans

Answer 89

D. corpus striatum

Answer 90

A. homologous to penis

Answer 91

B. analogous to penis

Answer 92

C. functional penis in female

Answer 93

D. non-functional penis in male

Answer 94

A. seminiferous tubules

Answer 95

B. epididymis

Answer 96

C. vas deferens

Answer 97

D. urethra

Answer 98

B. Earthworm

Answer 99

D. Cockroach

Answer 100

B. amniotfe fluid

Answer 101

D. none of these

In which of the animals, the fertilization occurs externally in water ?

Correct Answer :

Show all Reproductive System MCQ

Related Questions

The testis are found in the abdomen in

The structure that attaches testis to dorsal body wall is

Amnion is an extra-embryonic embrane which develops during the embryonic development of

Secodary sexual character in man is

The simplest type of placenta found in man is

Sertoli cells are located in

The hormone which shows a single mid cycle peak in the human female is

Placenta is the region, where

Allantois of the mammalian embryo helps in

The female rabbit is

The testes secrete a group of hormones called

The gestation period of rabbit is

One of these is polyestrous

Rupturing of follicles and discharge of ova is known as

Gubernaculun connects

In the testis of rabbit, the hormone secreting cells are

Fertilizers are substances emitted from

The placental barrier between animal and foetal blood is minimum

The human sperm was first seen and described by

Graffian follicles are characteristically found in the

Gestation period in man is a about

The process of spermatogenesis in human testis is completed in

Cryptorchidism is a condition in which testes are

In the male rabbit, the testes are located in

The seminal vesicle in rabbit is found at the junction of

The structure formed after release of ova from Graffian follicles and secretory in nature, is

Clitoris in mammals is

The structure of the male reproductive system that corresponds to oviduct of the female system is

In which of the animals, the fertilization occurs externally in water ?

Embryo of a mammal is surrounded by

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