Prepare Biology for PMT Online Test

The gland that regresses with age is
Adrenal
Gonad
Thymus
Thyroid
According to the “immunity theory” of aging, the process starts with gradual atrophy and disappearance of
thyroid
parathyroid
thymus
islets of Langerhans
The maximum growth rate occurs in
Stationary phase
Senescent phase
Lag phase
Exponential phase
Auxetic growth is
Increase in cell volume only
Increase in cell number only
Increase in fatty tissue
Increase in intercellular material
Withdrawal of which of the following hormones is the immediate cause of menstruation?
FSH
FSH-RH
Progesterone
Estrogen
Grey crescent is the area:
At the point of entry of sperm into ovum
Just opposite to the site of entry of sperm into ovum
At the animal pole
At the vegetal pole
If mammalian ovum fails to get fertilized, which one of the following is unlikely?
Corpus luteum will disintegrate
Progesterone secretion rapidly declines
Estrogen secretion further decreases
Primary follicle starts developing
Ovulation in the human female normally takes place during the menstrual cycle
at the mid secretory phase
just before the end of the secretory phase
at the beginning of the proliferative phase
at the end of the proliferative phase
During embryonic development, the establishment of polarity along anterior/ posterior, dorsal/ventral or medical/lateral axis is called
pattern formation
organizer phenomena
axis formation
anamorphosis
Bartholin’s glands are situated
on either side of vas deferens in humans
on the sides of the head of some amphibians
at the reduced tail end of birds
on either side of vagina in humans
What is true about for cleavage?
size of embryo increases
size of cells decrease
size of cells increase
size of embryo decreases
Cleavage in mammalian egg is_______
superficial meroblastic
discoidal meroblastic
unequal holoblastic
equal holoblastic
A common scent producing gland is
Adrenal
Prostate gland
Bartholin gland
Anal gland
Copper- T is a device that prevents
implantation of blastocyst
ovulation
fertilization
egg maturation
Blastopore is the opening of
Coelenteron
Coelom
Blastocoel
Archenteron
The growth of corpus luteum is initiated by
Human chorinic gonadotropin
Follicle stimulating hormone
Luteinizing hormone
Prolactin
Which of the following processes is associated with a change in the cellular DNA amount?
Spore germination
Cytokinesis
Fertilization
Blastulation
After ovulation the collapsed ovarian follicle shrinks and becomes filled with cell to form
corpus luteum
corpus albicans
corpus atresia
corpus adiposum
The correct sequence in the process of development is
fertilization – zygote – cleavage – morula – blastula – gastrula
fertilization – cleavage – morula – zygote – blastula – gastrula
fertilization – zygote – blastula – morula – cleavage – gastrula
fertilization – zygote – blastula – morula – cleavage – gastrula
cleavage – zygote – fertilization – morula – blastula – gastrula
Aminocentesis is a technique
by which the essential amino acids in the body can be estimated
by which any chromosomal anomalies in the foetus can be detected
in which the sex of the foetus can be reversed
that can be used for correcting genetic disorders of the foetus
In the fertile human female, approximately on which day of the menstrual cycle does ovulation take place?
Day 1
Day 8
Day 14
Day 20
Flamingoes breed in
Rann of Kutch
Chilka lake
Sambhar lake
Lake Mansarover
The estrous cycle is a characteristic of
human males only
human females only
mammalian males other than primates
mammalian females other than primates
The mammalian corpus luteum produces
estrogen
progesteron
luteotropic hormone
luteinizing hormone
In an egg, the type of cleavage is determined by
shape and size of the sperm
size and location of the nucleus
amount and distribution of yolk
number of egg membranes
In 28 days human ovarian cycle, ovulation occurs on
Day 1
Day 5
Day 14
Day 28
Ovulation occurs under the influence of
LH
FSH
Estrogen
Progesterone
At end of first meiotic division, male germ 21 differentiates into
Secondary spermatocyte
Primary spermatocyte
Spermatogonium
Spermatid
Location and secretion of Leydig’s cells are
Liver- cholesterol
Ovary – estrogen
Testis – testosterone
Pancreas – glucagon
Freshly released human egg has
One Y-chromosome
One X-chromosome
Two X-chromosome
One X-chromosome & one Y-chromosome
During cleavage, what is true about cells?
Nucleocytoplasmic ratio remains unchanged
Size does not increase
There is less consumption of oxygen
The division is like meiosis
Fertilizins are emitted by
Immature eggs
Mature eggs
Sperms
Polar bodies
How many sperms are formed from a secondary spermatocyte?
4
8
2
1
Gonads develop from embryonic
Ectoderm
Endoderm
Mesoderm
Both mesoderm and endoderm
Egg is liberated from ovary in
Secondary oocyte stage
Primary oocyte stage
Oogonial stage
Mature ovum stage
What is true about cleavage in fertilized egg of humans?
Meroblastic
Starts when egg reaches uterus
Starts in fallopian tube
It is identical to normal to normal mitosis
Human eggs are
Alecithal
Microlecithal
Mesolecithal
Macrolecithal
Extra- embryonic membranes of the mammalian embryo are derived from
Inner cell mass
Trophoblast
Formative cells
Follicle cells
Amount of yolk and its distribution are changed in the egg. Which one is affected?
Pattern of cleavage
Formation of zygote
Number of blastomeres
Fertilization
Acrosome reaction in sperm is triggered by
Capacitation
Release of lysin
Influx of Na+
Release of fertilizn
In telolecithal egg the yolk is found
All over the egg
On one side
Both the sides
Centre
The majority of carbon dioxide produced by our body cells is transported to the lungs
as bicarbonates
as carbonates
attached to hemoglobin
dissolved in the blood
Examination of blood of a person suspected of having anemia, shows large, immature, and nucleated erythrocytes without hemoglobin. Supplementing his diet with which of the following, is likely to alleviate his symptoms?
Folic acid and cobalamine
Riboflavin
Iron compounds
Thiamine
Cells become variable in morphology and function in different regions of the embryo. The process is
Differentiation
Metamorphosis
Organisation
Rearrangement
Middle piece of mammalian sperm possesses
Mitochondria and centriole
Mitochondria only
Centriole only
Nucleus and mitochondria
Meroblastic cleavage is division
Horizontal
Partial/parietal
Total
Spiral
Eye lens is formed from
Ectoderm
Mesoderm
Endoderm
Ectoderm and Mesoderm
Blastopore is
Opening of neural tube
Opening of gastrocoel
Future anterior end of embryo
Found in blastula
Extrusion of second polar body from egg nucleus occurs
After entry of sperm before completion of fertilization
After completion of fertilization
Before entry of sperm
Without any relation of sperm entry
Termination of gastrulation is indicated by
Obliteration of blastocoel
Obliteration of archenteron
Closure of blastopore
Closure of neural tube
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Description:

The test provides the comprehensive resources to help PMT aspirants prepare for the AIPMT and other Medical entrance examinations.

Tags:

CBSE  PMT  Biology  AIPMT

Discussion

Hansal

hi but what should i score in phase 2 as a gen. cat. for gov. collage?????????? plz rply

2259 days 15 hours 36 minutes ago

Kaif

its really a nyc page...enjoying testing my skills b4 the main xams begin...thank u miss :)

2715 days 8 hours 40 minutes ago

Swati Srivastava

only 37 correct...............very poor

2759 days 11 hours 47 minutes ago

Juhi

38 correct...poor score i guess....!!

2769 days 9 hours 43 minutes ago

Pragati Gupta

WHAT IS CLEAVAGE?

2852 days 5 hours 21 minutes ago

Prakash Kumar Ojha

i like such type of ques. which help in improving our performence.
THANKS ALOT

2956 days 4 hours 26 minutes ago

Drsonu Paryani

GOOD QS

3007 days 5 hours 21 minutes ago

Gaurav

nice test.but in 50 questions only my 35 questions are correct.so disappointment...................

3104 days 13 hours 34 minutes ago

Rahul Sharma

vry nice......good for self review.i scored (34)

3983 days 10 hours 24 minutes ago

prebhleen

nice but most questions are from reproduction

4079 days 13 hours 58 minutes ago

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