The function of ribosomes is
Secretion
Excretion
Power house of the cell
Protein synthesis
Correct Answer :
D. Protein synthesis
Related Questions
Human blood is oxygenated and purified in the
heart
lungs
liver
kidneys
Stripes on the bodies of animals Indicate
mating habit
food habit
cave dwelling
matching of skin colour with the surroundings
The part of the brain in Control of Voluntary muscles is
cerebellum
medulla oblongata
pons
cerebrum
The pH of normal urine of man ranges from
6 - 8
4.5 - 6
2.5 - 6
8 10
The universal donor belongs to blood group
A
B
AB
O
The scientist who discovered the blood groups is
Landsteiner
TH Morgan
William Harvey
Darwin
What are top carnivores?
biggest carnivores
tigers
all carnivorous animals
carnivores that are not eaten by any other animal
Leaves Call off branches In the winter because of
fall in atmospheric pressure
completion of the duration of life of the plant
formation of separation (absciss layer) just outside the cork
shortening of day time
Malnutrition is due to
undernourishment
want of balanced diet
overfeeding
All the above
Translocation of food takes place in plants through
xylem
phloem
cambium
cortex
Who was the first scientist/doctor who attempted vaccination?
Joseph Lister
Robert Koch
Elie Metchnikoff
Edward Jenner
The hormone that contains iodine is
Prolactin
Vasopressin
Thyroxine
Adrenalin
Which of the following characteristics separates man from all other primates?
Exhibition of curiosity
Degenerate sense of smell
Opposability thumb
Projecting chin
Vessels leaving the heart are
veins
arteries
capillaries
lymph ducts
Aphids are
insect pests
fungal pests
bacterial pests
viral pests
The counting of RBCs is done with
haemocytometer
haemoglobinometer
clinostat
thermometer
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
Which of the following organelles is known as the 'power House' of the cell?
Golgi Bodies
Ribosomes
Mitochondria
None of these
The insects do not have blood pigments because
there is no blood
blood does not have a respiratory function
tissues have pigments
pigments are elsewhere
The enzyme that is necessary to bring about clotting of blood is
peptidase
amylase
lipase
thrombokinase
A few infections like sore throat, whooping cough and tuberculosis are carried through the respiratory system. Which among the following is caused by bacteria while passing through the respiratory tract?
diphtheria
dysentery
jaundice
typhoid
Phonoreceptor refers to the perception of
light
sound
touch
smell
Which among the following is the best source of proteins?
apples
butter
beans
fish
The tallest tree in the world Sequoia™ is found in
UK
USA
former USSR
China
Excess carbohydrates and insufficient proteins in dally diet will lead to
Kwashiorkor
Night blindness
Pernicious anaemia
Loss of hair
The rate of growth of plants can be measured by a/an
manometer
auxanometer
photometer
thermometer
Which one of the following animals stores water in the intestine?
Moloch
Camel
Zebra
Uromastix
The mode of nutrition in which particulate food is devoured is
holozoic
holophytic
saprophytic
parasitic
Geotropism is reaction of plants to the stimulus of
earth
light
sound
gravity
Compared to the veins, the walls of arteries are
thicker
thinner
similar
very much thinner