MDCAT Entry Test Series BIOLOGY, Test 2 (UNIT 1-4)
This ongoing MDCAT Entry Test has been delayed due to current flood situation across the country. So MDCAT Entry Test Series BIOLOGY is designed for the candidates to prepare for entry test in much better way.
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MDCAT Entry Test Series BIOLOGY is aiming for the better future of MDCAT students. This test covers unit 1-4. It is biology assessment test series.
MDCAT Entry Test Series BIOLOGY covers all aspects of the knowledge required in competitive examination. This will enable students to get better grade and secure their future in MEDICAL SCIENCE field.
BIOLOGY MDCAT
TOPIC WISE TEST
(UNIT–1-4)
TOPIC:-
P HUMAN PHYSIOLOGY (COMPLETE)
Q.1
All are protein digesting enzymes except:
A) Pepsin C)
Chymotrypsin
B) Rennin D)
Amylopsin
Q.2
Epiglottis
automatically covers the opening of the larynx during act of:
A)
Inspiration C)
Swallowing
B)
Expiration D)
All A, B, C
Q.3
These prevent the trachea from collaps and keep the passage of air
open:
A) Ciliated epithelium C)
Cartilage rings
B) Smooth muscles D)
Cartilage plates
Q.4
It
acts as an efficient oxygen carrier in our blood:
A)
Plasma C)
Haemoglobin
B)
Myoglobin D)
Hemocyanin
Q.5
Thoracic duct of lymphatic system drains
into:
A) Left subclavian vein C) Left subclavian artery
B) Right subclavian vein D) Right subclavian artery
Q.6
These
types of blood cells/products are colouless:
A)
RBCs only C)
WBCs only
B)
Platelets only D)
Both WBCs & platelets
Q.7
Storage of urine and then its removal from
body is function of ____________ respectively:
A) Pelvis and urethra C)
Urinary bladder and urethra
B) Urinary bladder and
ureters D) Ureter
and urethra
Q.8
It is the main nutritional part of neuron:
A) Dendrite C)
Axon
B) Soma D)
Myelin sheath
Q.9
Ganglion is the collection of:
A) Dendrites C)
Cell bodies
B) Axons D)
Nerve fibers
Q.10
Synapses found between cardiac
muscle cells are:
A) Gap junction C)
Synaptic cleft
B) Neuromuscular
junction D)
Intercalated disc
Q.11
Nutrients to the developing foetus are
provided by ____________ in viviparous animals:
A) Stored food C)
Placenta
B) Amniotic fluid D)
Yolk
Q.12
How many parathyroid glands are present in
our body:
A) 1 C)
3
B) 2 D)
4
Q.13
Through
which sequence does carbon dioxide pass as it leaves the lungs?
A)
Blood wall ®
blood ®
capillary wall®
in the alveoli
B)
Blood ®
capillary wall ®
alveolar wall ®
in the alveoli
C)
Capillary wall ®
blood ®
in the alveoli ®
alveolar wall
D)
In the alveoli ®
alveolar wall ®
capillary wall ®
blood
Q.14
The diagram shows a neuromuscular junction:
What is contained in the
vesicles labeled X?
A) Acetylcholine C)
ATP
B)
Dopamine D)
Calcium ions
Q.15
The heart beat is initiated by:
A) Atrio-ventricular node C)
Medulla oblongata
B) Bundle of His. D)
Sino-atrial node
Q.16
An increase in the secretion of insulin
produces:
A) An increase in blood
sugar level
B) An increase in the
conversion of glycogen to glucose
C) An increase in glucose
permeability of cells
D) A decrease in glucose
permeability by cells
Q.17
Within the nerve cell, information moves
from:
A)
Dendrite to cell body to axon C)
Axon to cell body to dendrite
B)
Cell body to axon to dendrite D)
Axon to dendrite to cell body
Q.18
Which of the following muscle cells are
multinucleated?
A)
Skeletal muscle cell C)
Longitudinal smooth muscle cell
B)
Circular smooth muscle cell D)
Cardiac muscle cell
Q.19
The lymphatic system performs all of the
following functions except to:
A)
Absorb fat from the intestine C)
Filter out dead cells
B) Prevents development of oedema D) Store excess
tissue fluid in the nodes
Q.20
QRST is related with:
A)
Auricular contraction C)
Ventricular events
B)
Auricular relaxation D)
Cardiac cycle
Q.21
Which one of the following organ does not
play an important role in the regulation of blood-glucose levels?
A)
Parathyroid C)
Pancreas
B)
Adrenal cortex D)
Anterior pituitary
Q.22
All of the following play role in regulating
blood pressure except:
A)
Prolactin C)
Vasopressin
B)
Renin D)
Aldosterone
Q.23
Which one of the following hormone regulates
the rate of cellular respiration?
A)
Melatonin C)
Thyroid hormone
B)
Parathyroid hormone D)
Adrenocortical hormone
Q.24
A clone of activated B-lymphocytes may give
rise to all of the following except:
A)
Plasma cells C)
T-cells
B)
Circulating antibodies D)
Memory cells
Q.25
First sphincter in alimentary
canal is located at:
A)
End of esophagus C)
Start of esophagus
B)
Middle of esophagus D)
Start of duodenum
Q.26
In normal conditions mastication and
peristalsis are under:
A)
Voluntary control C)
Voluntary & involuntary control
B)
Involuntary control D)
Involuntary & voluntary control
Q.27
Maximum grinding surface for mastication is
provided by:
A) Canines C)
Pre-molars
B)
Incisors D)
Molars
Q.28
Which sense of oral cavity is not
involved in secretion of saliva?
A)
Taste C)
Sight
B)
Touch D)
All are involved
Q.29
Nitrogenous wastes in body are
produced during metabolism of:
A)
Carbohydrates C)
Nucleic acids
B)
Glycogen D)
Saturated fatty acids
Q.30
Uric acid and lactic acid in our
body are produced at _____ & _______ respectively:
A)
Kidney & liver C)
Muscles & Pancreas
B)
Liver & muscles D)
Pancreas & kidneys
Q.31
Which type of muscles are found in ureters?
A)
Cardiac muscles C)
Skeletal muscles
B)
Smooth muscles D)
Striped muscles
Q.32
Which component will not differ in blood
going into kidney through renal artery and coming out of kidney through renal
vein?
A)
Urea C)
Oxygen
B)
Carbon dioxide D)
RBCs
Q.33
If there is problem in process of excretion,
which would be affected?
A)
Blood pressure C)
Blood pH
B)
Osmoregulation D)
All A, B, C
Q.34
Carbon dioxide produced in our
body is mainly removed outside through:
A)
Blood C)
Lungs
B)
Liver D)
Skin
Q.35
Breathing does not involve:
A)
Active transport of gases C)
Gaseous exchange at organismic level
B)
Contraction of muscles D)
Use of energy
Q.36
Anatomically vocal cords are:
A)
Thick edged fibrous bands C)
Thin edged fibrous bands
B)
Mucus lined thick bands D)
Thick edged mucus lines
Q.37
In neck region, the structure lying between
the wind pipe and vertebral column is:
A)
Trachea C)
Larynx
B)
Pharynx D)
Esophagus
Q.38
Respiratory distress syndrome (RDS) occurs
because of:
A)
Inability of expansion of lungs C)
Reduced surface tension
B)
Premature birth D)
Deficiency of surfactant
Q.39
When you are running at a very fast speed,
the maximum production of carbon dioxide will be in your:
A)
Lungs C)
Digestive systems
B)
Liver D)
Skeletal muscles
Q.40
During shock conditions, in arterial blood:
A)
PO2 is reduced C)
PO2 is increased
B)
PCO2 is reduced D)
PO2 remains normal
Q.41
Formation of carbonic acid with the help of
carbonic anhydrase takes place in:
A)
Plasma C)
RBCs
B)
Tissue fluid D)
Lungs
Q.42
Study of the capacity to recognize the intrusion
of any foreign material in body is called:
A)
Immunity C)
Immunology
B)
Immune system D)
Defense
Q.43
All of the following are false
about immunity except:
A)
Only vertebrates have immunoglobulins
B)
All organisms produce antibodies
C)
Acquired immunity is found in humans only
D)
Innate immunity is as effective as acquired one
Q.44
Which cells respond to destroy pathogens
through body fluids?
A)
Lymphocytes C)
B cells
B)
T cells D)
Phagocytes
Q.45
Which one of the following pairs is
mismatched?
A) Antidiuretic hormone -
Kidneys
B)
Luteinizing hormone - Mammary glands
C) Prolactin - Mammary glands
D)
Adrenocorticotropic hormone - Adrenal cortex
Q.46
Antigen binding site in an
antibody is found between:
A)
Two
light chains C) One heavy and
one light chain
B)
Two heavy chains D)
Two heavy and one light chains
Q.47
Chemical barriers include:
A)
Skin, Mucus, Gastric acid C)
Sweat, Gastric acid, Faeces
B)
Gastric acid, Sweat, Saliva D)
Tears, Bile, Gastric acid
Q.48
Active immunization involved
introduction of:
A)
B lymphocytes C)
Immunogens
B)
T lymphocytes D)
Immunoglobulins
Q.49
Oxygenated blood to the respiratory passages
is supplied by:
A)
Pulmonary vein C)
Brachiocephalic artery
B)
Pulmonary artery D)
Bronchial artery
Q.50
Chordae tendinae are found in:
A)
Atria of heart C)
Myocardium of heart
B)
Ventricles of heart D)
Pericardium of heart
Q.51
Low blood calcium level may lead to:
A) Tetany C)
Fatigue
B) Cramp D)
Tetanus
Q.52
Tetanic contraction of an entire
muscle is called:
A) Muscle tetany C) Muscle fatigue
B) Muscle spasm D) Muscle
cramp
Q.53
Cross bridges attach with _________ during
contraction of sarcomere
A) Troponin C)
Myosin
B) Actin D)
Thick filament
Q.54
It is a dense connective tissue
that surrounds entire muscle:
A) Tendon C)
Epimysium
B) Ligament D)
Perimysium
Q.55
All of the following are examples of skeletal
muscles except:
A) Papillary muscles C)
Brachialis
B) Calf muscles D)
Tongue muscles
Q.56
It is a bone of forearm in humans:
A) Humerus C)
Femur
B) Ulna D)
Tibia
Q.57
All of the following are diploid cells
except:
A) Primary spermatocytes C)
Primary oocytes
B) Secondary spermatocytes D) Secondary
oogonia
Q.58
The release of an egg from follicles is
called:
A) Fertilization C)
Oogenesis
B) Cleavage D)
Ovulation
Q.59
Which
diseases can be cured with antibiotics?
|
|
Gonorrhoea |
HIV infection |
Syphilis |
Herpes |
|
A B C D |
P O P O |
P P O O |
P O P P |
O P O P |
Q.60
What
is a major advantage of feeding breast milk rather than milk made up from milk
powder to a baby?
A)
It contains a higher percentage of calcium for growth of the baby’s bones
B)
It contains all the carbohydrates, proteins and vitamins needed by the baby
C) It
contains antibodies from the mother, which protect the baby from infectious
diseases
D)
It contains less protein, sugar and fat, which prevent the baby from becoming
obese
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