Plague is caused by
Bacteria
Virus
Fungus
Fleas
Correct Answer :
A. Bacteria
Related Questions
Scrub jungle Is characterised by
heavy rainfall
no rainfall
poor rainfall
none of the above
The study of heart is called
haematology
cardiology
pathology
nephrology
Ecology of a population is known as
demecology
synecology
autecology
space ecology
The function of ribosomes is
Secretion
Excretion
Power house of the cell
Protein synthesis
Fishes send out their nitrogenous waste as
ammonia
urea
uric acid
sweat
The spores of Puccinia formed on the leaves of wheat are called
Basidiospores
Ascidiospores
Uredospores
Pycnospores
Calcium and phosphorus assimilation will depend on sufficient intake of
vitamin B complex
vitamin D
vitamin A
vitamin C
Higher plants take up nitrogen as
Nitrites only
Nitrates only
Nitrates and Ammonia
Urea
The term 'Fauna' means
plant kingdom
animal kingdom
neither
Both
The phenomenon of summer sleep by animals is called
hibernation
aestivation
laziness
lethargy
Which one of the endocrine glands disappears after puberty?
Thyroid
Thymus
Adrenals
Pituitary
Blood is
acidic
alkaline
neutral
like a buffer
The life cycle of Malarial Parasite consists of two phases in man. Where do they occur?
In RBC and liver cells
In WBC and RBC
In lymph
In gall bladder and pancreas
Blood cancer is otherwise called
Leukaemia
Leucoderma
Leucocytopenia
Erythrocemia
The association between leguminous plants and bacteria is
parasitic
saprophytic
symbiotic
None of the above
Eugenics is the application of genetics to improve
crop plants
fruit trees
cattle
human beings
Organisms which synthesise their own food are called
autotrophs
heterotrophs
saprotrophs
auxotrophs
Chromosome theory of inheritance was propounded by
Sutton and Boveri
Mendel
Muller
Beadle and Tatum
The biogenetic law was proposed by
Alfred Russel Wallace
Charles Darwin
Ernst von Haeckel
Lamarck
Blood of cockroach is
red
bluish
greenish
colourless
Plants growing in sunlight are called
sciophytes
hydrophytes
xerophytes
heliophytes
Diseases in plants can be caused by
virus
bacteria
fungi
All the above
Which organelle in the cell, other than nucleus, contains DNA?
Centriole
Golgi apparatus
Lysosome
Mitochondrion
Wallace's line is a line
drawn by Darwin
across the mountains
between two zoo-geographical areas
between different classes of animals
Polyploid wheat does not normally show an increase in
size
vigour
length of the life cycle
resistance to desease
Timberline shows
a line of trees
the limit of the forest
annual rings
height of trees
Appearance of offspring resembling their remote ancestor is called
Atavism
Lethality
Mutation
Progeny
Pearl is secreted by the __________ of the pearl oyster.
foot
mantle
gills
None of these
The hormone that is responsible for secondary sexual character in the male is
oestrogen
progesterone
testosterone
prolactin
Kwashiorkar is a deficiency disease
due to poor intake of proteins
due to poor intake of carbohydrates
due to (a) and (b)
due to poor intake of lipids