The method of inducing artificial immunity was discovered by
Jenner
Tolstoy
Pasteur
Morgan
Correct Answer :
A. Jenner
Related Questions
Xerophthalmia is a deficiency disease. Deficiency of _________ causes it.
vitamin A
vitamin B
vitamin C
vitamin E
Pneumonia is ,a bacterial disease caused by the type of bacteria called
Bacilli
Cocci
Sprilli
Vibrio
Saliva flows at the sight of food. This action is
involuntary
voluntary
a reflex
causative
Louis Pasteur developed the vaccine for ______ for the first time.
smallpox
cowpox
tetanus
chicken cholera
The drug Ergot is obtained from
Alga
Fungus
Bacteria
Virus
The animal that excretes uric acid
Monkey
Lizard
Mouse
Elephant
Warm-bloodedness
means, animals living in warm climates
means, the warming up of blood as the temperature increases during day time
is characterised by constant body temperature
is shown by reptiles
Diabetes is caused by
fall in insulin level
increase in insulin level
eating too much sugar
decrease in glucose
Diabetes is a disease which is
contagious
non-communicable
communicable
epidemic
The function of connective tissue is
to hold the other tissues together
to facilitate diffusion
to help transportation of dissolved material from capillaries to epithelial cells
protection
Damage to hearing is caused by sounds which exceed
70 decibels
80 decibels
100 decibels
120 decibels
The aphotic zone means that light is
always present
present during day
always absent
present during night
The two German scientists who proposed the 'cell theory' were
Mendel and 'Darwin
Theodore Schwann and Matthias Schleiden
Virchow and Purkinje
porter and Palade
Appearance of offspring resembling their remote ancestor is called
Atavism
Lethality
Mutation
Progeny
Which organelle in the cell, other than nucleus, contains DNA?
Centriole
Golgi apparatus
Lysosome
Mitochondrion
One of the following is often called the master gland. Which one is it?
Thymus
Islets of Langerhans
Pituitary
Thyroid
Nephrons are found inside
Liver
Lung
Brain
Kidneys
Tse-Tse fly is the vector for
malarial parasite
try peorosoma
piroplasm
microfilaria
Blood platelets are found in
all vertebrates
all chordates
mammals only
birds and mammals
The following disease is prevented by triple-antigen immunization
Diphtheria
Tuberculosis
Smallpox
Mumps
Which one of the following cells helps in storing water and food materials?
Parenchyma cell
Flame cell
Nematoblast
None of the above
Enzymes are produced by
endocrine glands
exocrine glands
liver
spleen
Herbivores are
primary consumers
secondary consumers
tertiary consumers
decomposers
The juice from the leaves of ________ is used for the treatment of diarrhoea, cholera and dysentery.
Caeselpinea
Bryophyllum
Centella
None of the above
Vessels leaving the heart are
veins
arteries
capillaries
lymph ducts
The primary energy for living organisms is
Solar energy
Chemical energy
Mitochondria
ATP
Which of the following diseases are not bacterial?
cholera and diphtheria
trichomonasis and malaria
tetanus and typhoid
tuberculosis and leprosy
Veins carry blood
towards the heart
away from the heart
both to and from the heart
only around the heart
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
Agroecology relates
crops and productivity
crops and environment
crop productivity and physiology
crop resistance to climatic changes