Louis Pasteur developed the vaccine for ______ for the first time.
smallpox
cowpox
tetanus
chicken cholera
Correct Answer :
D. chicken cholera
Related Questions
AIDS is caused by the organisms which are
bacteria
fungi
viruses (HTLV III)
Protozoa
Baldness is seen only in the males because
it is a male disorder
it is linked with male Y chromosome
it is influenced by male hormone
females cover it up with wigs
Coagulation of blood in vessels is prevented during normal circulation by
heparin
prothrombin
plasmogen
thromboplastin
Man is warm-blooded, frog is cold-blooded, Which one of the following is cold-blooded?
snake
peacock
parrot
camel atmospheric pressure
The biologist who believed in the spontaneous creation of microorganisms was
Leuwenhock
Needham
Spallanzeni
Pasteur
Which organism probably arrived first in the world?
Algae
Fungi
Protozoa
None of the above
Measles is caused by
bacteria
fungus
virus
protozoan
The disease in which blood clotting does not take place is known as
xerophthalmia
haemopoiesis
haemophilia
haemoerythrin
Scurvy is a disease caused by the deficiency of vitamin.
A
B
C
D
The first person to observe the bacteria, protozoa and spermatozoa under the microscope was
Theodore Schwann
Matthias Schleidon
Robert Hooke
Leuwenhoek
Maize is attacked by
Phytophthora
Pythium
Ustilago
Puccinia
The best and easy method of control of crop pests is by
crop rotation
chemicals
quarantine
biological control
The cellular and molecular control o( programmed cell death is known as
Apoptosis
Ageing
Degeneration
Necrosis
The buffer substance in blood is
Calcium carbonate
Carbon dioxide
Sodium bicarbonate
Ammonia
The scientist who discovered the blood groups is
Landsteiner
TH Morgan
William Harvey
Darwin
The two German scientists who proposed the 'cell theory' were
Mendel and 'Darwin
Theodore Schwann and Matthias Schleiden
Virchow and Purkinje
porter and Palade
Temperature treatment which shortens the vegetative period and hastens the flowering is called
Phototropism
Photoperiodism
Vernalisation
Thermoregulation
Legumes are highly nutritious because they are rich in
starch
oils
fat
protein
Prions are composed largely of
DNA
proteins
RNA
None of these
Vitamin D is manufactured in a healthy human being by the action of _______ on the skin and absorbed in the blood stream.
ozone
radium
moonlight
sunlight
The metallic part in haemoglobin is
Copper
Molybdenum
Nickel
Iron
Insect pollination is known as
Hydrophily
Ornithophily
Anemophily
Entomophily
It Is not advisable to sleep under a tree at night because of release of
oxygen in a lesser quantity than the required levels
oxygen in large amounts
carbon monoxide
carbon dioxide
Kwashiorkar is characterised by
dermatitis, changes in hair pigments and retarded brain growth
excretion of creatine in excess
tyrosinosis and alcaptonuria
None of these
The corn in an underground stem that grows
horizontally
vertically
above the soil
obliquely
The condition in which there is abnormal decrease of white blood corpuscles is known as
leukaemia
leucoderma
leukopenia
anaemia
Spiders can take only
solid food
liquid food
plant juice
flesh of dead animals
Best growth of plants is attained if they are supplied with
low carbohydrate and high nitrogen
high carbohydrate and low nitrogen
high carbohydrate and moderate nitrogen
equal carbohydrate and nitrogen
Memory is the responsibility of
cerebrum
cerebellum
medulla oblongata
spinal cord
Xerophthalmia is a deficiency disease. Deficiency of _________ causes it.
vitamin A
vitamin B
vitamin C
vitamin E