Blood clot Inside blood vessels is prevented by
heparin
fibrinogen
thrombin
prothrombin
Correct Answer :
A. heparin
Related Questions
Phenylketonuria is an example of an inborn error of metabolism. Thins error refers to
hormonal overproduction
atrophy of endocrine glands
inherited lack of an enzyme
nondisjuction of chromosomes
Kangaroo is one of the animals popularly called as
egglaying
pouched
placental
Volant
Bovine Spongiform Encephalopathy refers to
Brain Fever
Mad Cow Disease
Enteric Fever
Poultry Diarrhoea
Pearl is secreted by the __________ of the pearl oyster.
foot
mantle
gills
None of these
Accepted theory for the origin of life is
Cosmozoic theory
Biogenesis
Abiogenesis
Oparin's theory
Malnutrition is due to
undernourishment
want of balanced diet
overfeeding
All the above
The natural defence of our body against foreign germs is formed by
red corpuscles
white corpuscles
platelets
lymph
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
The part of the brain which is responsible for intelligence is
cerebrum
opthalmic
cochlea
semicircular canals
Who first observed the plasma membrane?
William Seifriz
Schwann
Palade
None of the above
Eugenics is the application of genetics to improve
crop plants
fruit trees
cattle
human beings
Cretinism is due to the disorder of the glands
Thymus
Parathyroid
Thyroid
Adrenal
The principal reason why it is better to have two eyes than one is that
by having two eyes, one can distinguish colours more easily
by having two eyes, one can easily see in the dark and dim light
this gives the man a type of vision known as mosaic vision
this enhances depth perception in the humans
The specific gravity of blood
lower than water
higher than water
same as water
many times that of water
Valve a are present inside
Arteries
Capillaries
Veins
Lymph vessels
The theory that all animals and plants are made up of cells and they could arise only from pre-existing cells was propounded by
Robert Hooke
Matthias Schleiden and Theodore Schwann
Purkinije
Leuwenhoek
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
Infection of salivary glands by a virus leads to
tetanus
mumps
pyorrhoea
ulcers
Which organelle in the cell, other than nucleus, contains DNA?
Centriole
Golgi apparatus
Lysosome
Mitochondrion
The universal donor belongs to blood group
A
B
AB
O
The normal temperature of human body on the Kelvin scale is
280
290
300
310
Sadabahar, a common weed, is the raw material that provides the source of medicines used In the treatment of
gout
blood cancer
coronary heart disease
polio
Name the nematode which lives in lymph vessels of man.
Ascaris
Hook worm
Filarial worm
Guinea worm
Which one of the following acts as a communication system?
Blood
Nerve
Lymph
Enzymes
Edward Jenner to find out the efficacy of vaccination used
his own body
his friend's body
a corpse
a laboratory animal
The 'mad-cow disease' (Jakob-Creutzfeldt disease) is produced by certain
bacterium
virus
viroid
prion
The potato is a modified stem, is explained by the presence of
Branches
Leaves
Buds
Scale leaves and auxiliary buds
The stones formed in human kidney consist mostly of
calcium oxalate
sodium acetate
magnesium
calcium
Athlete's Foot' is a disease caused by
Bacteria
Fungus
Protozoa
Nematode
The term 'Fauna' means
plant kingdom
animal kingdom
neither
Both