Who coined the term gene?
Mendel
Devries
Jacob and Monod
Johanson
Correct Answer :
D. Johanson
Related Questions
The grouping of blood is based on substances called
antibodies
antigens
antitoxin
enzymes
Which of the following diseases is not caused by a virus?
Cancer
Rabies
AlDS
Severe Acute Respiratory Syndrome (SARS)
The most accepted theory of the origin of earth is the fiery origin which was propounded by
Laplace
Chamberlain
James Jean
Hoyle
The normal systolic blood pressure is
140
120
180
80
Polyploid wheat does not normally show an increase in
size
vigour
length of the life cycle
resistance to desease
Diabetes is a disease which is
contagious
non-communicable
communicable
epidemic
Temperature treatment which shortens the vegetative period and hastens the flowering is called
Phototropism
Photoperiodism
Vernalisation
Thermoregulation
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
The liver destroys old
leucocytes
thrombocytes
erythrocytes
lymphocytes
The two minerals required to keep teeth and bones intact and in good condition are
lead and zinc
calcium and phosphorus
copper and sulphur
iron and iodine
Cancer is induced by certain viruses called
poxviruses
adenoviruses
oncogenic viruses
herpesviruses
Lamarck's theory of inheritance of acquired characters was challenged by
August Weismann
Hugo de Vries
Herbert- Spencer
Carl Linnaeus
The scientist who discovered the blood groups is
Landsteiner
TH Morgan
William Harvey
Darwin
Which of the following is a disease of brain?
SARS
AlDS
Diabetes
Alzheimer's
Organisms that feed on the excreta of other organisms are called
autotrophs
heterotrophs
coprophagous
saprotrophs
The disease in which blood clotting does not take place is known as
xerophthalmia
haemopoiesis
haemophilia
haemoerythrin
Which among the following is a balanced fertiliser for plants?
Urea
Ammonium Sulphate
Nitrates
Compost
Which among the following is not a degenerative disease?
Diabetes
Stroke
Myocardial infraction
Rabies
The small pox vaccine was discovered by
Louis Pasteur
Edward Jenner
John
Harvey
Which of the following diseases is water borne?
Cholera
Malaria
Filiariasis
None of the above
Vestigeal organs are those which are
fully formed and functional
much reduced but functional
much reduced and functionless
fully formed but functionless
What do you mean by the term fauna?
plant kingdom
animal kingdom
both plant and animal kingdoms
A part of plant kingdom
Who coined the term gene?
Mendel
Devries
Jacob and Monod
Johanson
Compared to the veins, the walls of arteries are
thicker
thinner
similar
very much thinner
Which of these is most consistently observed in Vitamin B12 deficiency?
Pigmentation of skin
Red, sore tongue with capillary atrophy
Megaloblastic anemia
Absence of tendon reflexes
Bordetella pertussis causes
tetanus
diphtheria
whooping cough
rabies
Agroecology relates
crops and productivity
crops and environment
crop productivity and physiology
crop resistance to climatic changes
Blood plasma from which fibrinogen is removed is known as
serum
blood concentrate
lymph
antibody component
Insects that make a clicking sound are
crickets
beetles
flies
silver fish
The nerve messages enter the cell through the
Dendrite
Axon
Cyton
Synapse