Which one of the following cells helps in storing water and food materials?
Parenchyma cell
Flame cell
Nematoblast
None of the above
Correct Answer :
A. Parenchyma cell
Related Questions
Pearl is secreted by the __________ of the pearl oyster.
foot
mantle
gills
None of these
The equilibrium and co-ordination is looked after by which part of the brain?
Cerebrum
Medulla oblongata
Cerebellum
Olfactory lobes
Temperature treatment which shortens the vegetative period and hastens the flowering is called
Phototropism
Photoperiodism
Vernalisation
Thermoregulation
Which of the following contains the highest protein content per gram?
Groundnut
Soyabean
Apple
Wheat
The geotropism of the roots that makes them grow towards gravity is said to be
positive
negative
neutral
oblique
When does the heart start functioning?
At birth
After birth
Before birth
After a week from birth
Stripes on the bodies of animals Indicate
mating habit
food habit
cave dwelling
matching of skin colour with the surroundings
The layer of stagnant water in which light penetrates is called
Aphotic
Euphotic
Epilimnion
Disphotic
The normal temperature of human body on the Kelvin scale is
280
290
300
310
The two German scientists who proposed the 'cell theory' were
Mendel and 'Darwin
Theodore Schwann and Matthias Schleiden
Virchow and Purkinje
porter and Palade
Eosinophil™s are stained by
alkaline dyes
acidic dyes
neutral dyes
vital stains
The small pox vaccine was discovered by
Louis Pasteur
Edward Jenner
John
Harvey
The artificial kidney is a
machine
transplant
another's kidney
other kidney form same body
Which one of the following is caused by the expression of a recessive gene present on sex chromosome?
Rheumatism
Nervous shock
Muscular dystrophy
Cerebral haemorrhage
The grouping o( blood is based on substances called
antibodies
antigens
antitoxin
enzymes
The bird that lays the largest egg is
crow
ostrich
cuckoo
eagle
The specific gravity of blood is
lower than water
higher than water
same as water
many times that of water
Saliva flows at the sight of food. This action is
involuntary
voluntary
a reflex
causative
Which of the following is NOT a viral disease?
Chicken-pox
Influenza
Epilepsy
Measles
The method of inducing artificial immunity was discovered by
Jenner
Tolstoy
Pasteur
Morgan
Food substances are substances by
hormones
enzymes
vitamins
zymogens
The pH of normal urine of man ranges from
6 - 8
4.5 - 6
2.5 - 6
8 10
Nekton are those organisms
which cannot be netted
which are independent of tides and waves
which have long necks
None of the above
One of the following is called a feminine hormone. Which one is it?
Oestrogen
Testosterone
Pituitrin
Thyroxine
Geotropism is reaction of plants to the stimulus of
earth
light
sound
gravity
The hypoglossal nerves are the pairs of the spinal nerves
First pair
Second pair
Third pair
Fourth pair
Name the nematode which lives in lymph vessels of man.
Ascaris
Hook worm
Filarial worm
Guinea worm
The medulla oblongata encloses the
optic lobe
optic capsule
second ventricle
fourth ventricle
The 'graveyard of the RBC' refers to
spleen
liver
bone marrow
thymus
Those small organisms which float on the surface of water are called
Necton
pH indicators
Plankton
Benthos