e11 Questions

7/25/2019 e11 Questions

1/104

Oogenesis

StructureofSpermandEgg

EarlydevelopmentinFrogCleavage,

as u a,

as ru a,

er va veso

erm

layers

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Human reproduction

,

Placenta, Role of Gonadotropins and sex

, .

-

Infertil ity Control: Meaning,

,

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1.Primary Oocyte is

a)a) Haploid (n)

c)c) Polyploid

d) None of the above

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2.Secondary

Oocyte is

a) Haploid (n)b) Diploid (2n)

c Pol loid

d) None of the above

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3.Centriolesofspermcontrol

a) Movement of tail

ap o num er o c romosomes

c) Help in fertil izationd) None of the above.

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4.The Fertilization membrane is

a) It checks the entry of more sperms

b) it checks the entry of antigens inovum

c it re resents the left out tail of the

sperm

Vikasana - CET 2012represen s e p asma mem rane

of the sperm


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5.Meiosis

I

occurs

in

a) Primary spermatocytes

c) Both a and b

d) Spermatogonia

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6.Meiosis

II

occurs

in

a) Secondary oocyte

b Primar ooc tec) Spermatogonia

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7.Axial filament of sperm is formed

by

a) Distal centriole

rox ma cen r o e

c Mitochondria

d) DNA

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8.Polar bodies are formed duringa oogenes s

b S ermato enesis

c) Both a and b

one

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9.Spermiogenesis refers to

a) Growth phase of sprematogenesis

b Phase of multi lictionc) Metamorphosis of spermatids into

d) All the above

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10.Acrosome is made up of

a) Golgi bodiesb) Mitochondria

c Centrioles

d) Ribosomes

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11.In spermatogenesis the phase

of maturation involves

b) the growth of spermatogoniac) formation oogonia

spermatocytes through meiosis

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12.Synthesis of testosterone by

Leydig cells is stimulated by

a) ICSHb) FSH

d) LH

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.in testis, also secrete which

hormonea e ax n

b Inhibinc) Gonadotropin

d) Testosterone

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14.a erm cell in a female onad and

a germ cell in male gonad begin,

what will be the ratio of ova andsperms produced?

a)1 : 1b) 1 : 2

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d) 2 : 1


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15.Which of the following groups of

cells in the male gonad representsha loid Cells?

a) Spermatogonial cellsb) Germinal epithelial cells

d) Primary spermatocyte

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16.Which of the following is wrong

about Oogenesis

b) Unequal meiotic divisionsc) Growth phase

p e

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.

gametogenesis

a) Formation of ova

c) Release of ova

d) Spermiation

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18.Greycrescentisanarea

a) At the point of entry of the sperm

b) Just opposite to the site of entry ofsperm into ovum

d) At the vegetal pole

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19.Gre crescentis resentin

a ra n o rog

c) Unfertilized egg

d) All the above

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20.A cell formed from

cleavage are calleda as omeres

c) Blastula

d) Morula

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21.The mor ho enetic movements

of gastrulation includesa nvag nat on

c) Involution

d) All the above

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22.Cleava e in the fertilized

egg of humansa ar s n u erus

b In meroblasticc) Starts when egg is in fallopian

tu ed Is discoidal

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23.If the size of a fertilized egg of Frog is compare

with size of its blastula & astrula sta es which of t

following observation is correct? ,

gastrula will be largerb) Gastrula will be larger, while zygote and

blastula will be of same size

c) There is progressive increase in size from

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d) All three will be of same size


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24.During cleavage

nucleocytoplasmic ratio is

b) Decreasedc) Increases

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25.Which of the following are

true about I- cleavage isa) o o ast c, unequa

,c) Holoblastic, equal and longitudinal

one

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26. III cleavage is

a) Latitudinal, unequal,

b) Longitudinal, Unequal

d) All the above

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27.Which of the following are true

about II cleavage is

a) Meridional, Holoblastic & equal

a u na , unequa

c) Both a & b

d) None

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28.Noncellular layer in human egg

a) Theca interna

em rana granu ose

c) Corona radiate

d) Zona pellucida

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.

a) Cleavage stage

b) Morula

d) Gastrulation

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30.Gastrulation in Frog forms a

a) Blastocoelb) Archenteron

d) Pseudocoel

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31.Archenteron of Frog gastrula-

a) Neurocoelb) Blatocoel

c Endoderm

d) Lumen of digestive tract

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because

a) In cleavage there is no growth

increases

-d) All the above

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33.How man cleava es are

required in Frog to form 32 celled

a) 4b) 5

c 6

d) 3

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34.Gastrulation involves the

differentiation of-a) Ectoderm and Endoderm

b Ectoderm Endoderm and Mesodermc) Ectoderm and Mesoderm

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35.The correct sequence in

development of Frog is-a) Fertilization , cleavage, gastrula, morula, andblastula

b) cleavage, zygote, blastula, morula, andgastrula

c) Fertilization, zygote, cleavage, morula,

blastula and gastrulad) Zygote, morula, gastrula, blastula and

Vikasana - CET 2012differentiation


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36.Cells become variable in

morphology and functions in different.

is a) Differentiationb) Metamorphosisc Or anization

d) Rearrangement

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37.Ectoderm gives raise to

b) Endocrine glands

c) Digestive system

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.

a c o erm

b) Endodermc) Mesoderm

d All the above

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.

endoderm?a ervous sys em, ur nary a er,

and eyeb) Liver, connective tissue, and heart

c Th mus S inal cord and Brain

d) Liver, Pancreas and Thymus

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40.Skeletonand

muscles

a) Ectodermb) Endoderm

c Mesoderm

d) None

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41.Egg are generally large in size

due to presence of

a) Yolk

e

c) Vitelline membrane

d) plasma membrane

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42.Time of period of fertilization

to birth is called

b) laborc) Both

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43.After ovulation Graafian

follicle becomes

a) Corpus luteum

ges e

c) Develops egg

d) All the above

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b) Oviduct

d) Vagina

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45.E is liberated from ovar in

a) Secondary oocyte stage

c) Oogonial stage

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cavity of

a Blastulab) Graafian follicle

c vary

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47.In hi her animal blasto ore

generally form

a) Anus

c) Liver

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48.Which art of s erm la s

important role in penetrating

a Allosomeb) Acrosme

d) Head

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.

b) Spermc) a + b

e

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.

by

b) Sperm

c) a + b

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gamete and female gamete

a) Physicalb) Chemical

c Thermal

d) All the above

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52. Sperms of an animal A cannot fertilize

a Antifertilizin of A and B are not

compatible

B are not compatible

compatible

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.

b) Secretary cells

c) Respiratory cells

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54.Capacitation is

a) Early cleavage for determining

b) Developing, ability of sperm to

penetrate egg

c Develo in abilit of e to receive

sperm

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in sperm isa o con ro e movemen o sperm

b To Provide ener for movement ofsperm

c o prov e energy to nuc eusd None of the above.

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.

isa) To form cone of reception in egg

b) To Puncture the vitelline membrane

c) It is not produced in human sperm

one o t e a ove.

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a) Haemochorial

b) Syndesmochorial

d) Haemoendochorial

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60. Ovulation mainly because of

a) ACTH

c) LH

one

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.

progesterone isa) To prepare uterus for pregnancy

c) Implantation

d) All the above

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takes place ina) Fallopian tube

c) Uterus

d) All the above

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which the foetus is enclosed

a) Amnion

or onc) Pouch

d) Capsule

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64.

Sex / ovarian hormones area) Steroids

c) Proteins

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by

b) ADH

c) FSH

d) LTH

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.

cells found in

a) Brain

b) Ovary

d) Ovum

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secretion ofa roges erone

b FSHc) Lactogenic hormone

t e a ove

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.

b) Ovary

d) None

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69. Which of the following are acts as

a respiratory organ in mammalian

a Amnionb) Placenta

c) Lung

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.

produces about:

a) 40 Eggs

b) 400 Eggs

c) 4000 Eggs

d) 365 Eggs

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.

b) Human ovumc) Graafian follicle

e u

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.

b) Microlecithal

c) Mesolecithal

d) Macrolecithal

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a) Reduction in number of helper -Tcells

b Reduction in number of killer Tcells

d) Nonproduction of interferon

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74.What is correct about test tube baby?

a) Fertilization inside the female genital

tract and rowth in test tube

b) Rearing of premature born baby in

c) Fertilization in the test tube and

d) Both fertilization and development

Vikasana - CET 2012ou s e e o y


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75. In 28 da human ovarian c cle

ovulation occurs on

a) day 1

ayc) Day 14

d) Day 28

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.

from

a) Allantois

o sacc) Chorion

d) Both chorion and allontois

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77.Match the columns and find

I II. .

implantation

b. LH q. female secondary sexualcharacters

c. Progesterone. r. Contraction of uterine muscles

d. Estrogens. s. Development of corpus luteum

t. maturation of Graafian follicle

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b) a r, b t, cs, d q.

c) a t, bp, c s, d q.

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, , , .


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is achieved by

a) IUDs

c) Tubectomy

ese

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79.Contraceptive oral pills help

n r con ro y

a ng ova

b) Preventing ovulation

c) Killing the sperms

sperms and ova.

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80.Match the column and find the

correc com na on

I IIa. AIDS p. Yersinia pestis

. .c. Viral jaundice r. Treponema pellidum

d. Gonorrhoea s. Neisseria gonorrhoae

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a) a t, b q, c p, d s.

b) a t, b p, c q, d s.

c) a t, b r, c q, d s.

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.

oral pills is

a)Thyroxine

c) Progesterone

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.

menopause at the age of about

a) 25 Years

b) 35 Yearsc) 50 Years

d) 70 Years

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83.Pro esterone resent in

contraceptive pill is meant fora) Checking ovulation

b Preventin fertilizationc) Preventing implantation

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.

a Im lantation

b) Fertilization

c Zygote ormation

d Cleava e

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86.Oocyte is liberated from ovary under

the influence of LH, after completinga) Meiosis and before liberating polar

b) Meiosis I and before liberating polar

c) Meiosis I before completion of

Vikasana - CET 2012me os s

d) Meiosis I after release of polar bodies


91/104

87.AIDS spreads through

a oo rans us on

b Placental transmissionc) Sexual intercourse

t e a ove

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88.Which one is method of birth

a) IVF -ET

c) IUDs

e a ove

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.

methods of infertil ity control

a) IVF - ET

b) GIFT

d) All the aboveVikasana - CET 2012


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90. Hormone responsible for

ovulation and development of

a) FSH

b) LH

d) ICSH

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91.Surgical/ terminal method of

controlling birth by cutting and tying

a) Hysterectomy

b) Tubectomy

d) None

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92.Terminal / sterilization method of

controlling birth in males is

a) Vasectomy

b) Tubectomy

d) All the above

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occurs in human females?

a) Morula

b) Zygote

d) Gastrula

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94.The role of Leydig cells is

a Nourishin s ermsb) Provide motil ity

sperms

hormone

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.

a erm na ep e um

b) Graafian follicle

c) Ruptured Graafian follicle

d None

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.

into egg is called

a Inseminationb) Maturation

d) FertilizationVikasana - CET 2012


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.

of low sperm count?a) Azoospermia

c) Oligospermia

d) Asthenospermia

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98.Which one is the safest method

of birth control?a erm na on o unwan e

pregnancy

b) Sterilization techniques

c The rh thm method

d) Use of physical barriers

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surrogate mother fulfi llsa) Genetic relationship

c) Implantation of embryo

d) Adoption

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Thank

U

Vikasana - CET 2012

e11 Questions

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