Dinosaur is a/an
Fish
Amphibian
Reptile
Bird
Correct Answer :
C. Reptile
Related Questions
Eosinophil™s are stained by
alkaline dyes
acidic dyes
neutral dyes
vital stains
What are the symptoms of 'Pellagra'?
Colour blindness
Rickets
Patches of skin
Soft bones
Aphids are
insect pests
fungal pests
bacterial pests
viral pests
The closing and opening of the leaves of Mimosa pudica (Touch me not) plant is due to _______ movement.
chemonastic
seismonastic
thermonastic
photonastic
Synthesis of nutrients by green plants is called
photo-oxidation
photo-respiration
photo-synthesis
photo-periodism
Insulin is concerned with the metabolism of
sugar
fats
proteins
vitamins
The muscles of the heart are
striated and involuntary
striated and voluntary
smooth and involuntary
smooth and voluntary
In movable joints the tips of the bones are covered with
hyaline cartilage
calcified cartilage
elastic cartilage
fibrous cartilage
Geotropism is reaction of plants to the stimulus of
earth
light
sound
gravity
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
The influenza vaccine was discovered by
Salk
Khorana
Mittel
None of the above
The bile contains the pigments
haemoglobin and haemoerythrin
biliviridin and bilirubin
bilirubin and haemocyanin
haemoglobin and biliviridin
Who was the first scientist/doctor who attempted vaccination?
Joseph Lister
Robert Koch
Elie Metchnikoff
Edward Jenner
Which organelle in the cell, other than nucleus, contains DNA?
Centriole
Golgi apparatus
Lysosome
Mitochondrion
The disease Goitre is caused in persons who do not have in their diet sufficient
calcium
sodium
iodine
iron
The dreaded virus which, on reaching the central nervous system, produces spasms of the muscles of the throat and the cheat while swallowing, and is sure to kill the patient is
Poliomyelitis virus
AIDS virus
Smallpox virus
Rabies virus
Dialysis is used when there is a failure of
heart
lungs
liver
kidneys
Which one of the following is not an essential micronutrient for plants?
Boron
Zinc
Sodium
Copper
The energy for the sperm to swim and reach the egg is provided by
tail
head
neck
mitochondria
The specific gravity of blood
lower than water
higher than water
same as water
many times that of water
The saliva contains an enzyme called
ptyalin
pepsin
trypsin
erepsin
Which one of the following cells helps in storing water and food materials?
Parenchyma cell
Flame cell
Nematoblast
None of the above
Who was the first scientist to use an instrument for biological studies in 1665?
Robert Hooke
Schwann
Schleiden
None of the above
Blood pressure is measured by
Auxanometer
Stethoscope
Sphygmomanometer
Kaleidoscope
Scrub jungle Is characterised by
heavy rainfall
no rainfall
poor rainfall
none of the above
The cellular and molecular control o( programmed cell death is known as
Apoptosis
Ageing
Degeneration
Necrosis
Bordetella pertussis causes
tetanus
diphtheria
whooping cough
rabies
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
The hormone that contains iodine is
Prolactin
Vasopressin
Thyroxine
Adrenalin
Coagulation of blood in vessels is prevented during normal circulation by
heparin
prothrombin
plasmogen
thromboplastin