The grouping of blood is based on substances called
antibodies
antigens
antitoxin
enzymes
Correct Answer :
B. antigens
Related Questions
The saliva contains an enzyme called
ptyalin
pepsin
trypsin
erepsin
The aphotic zone means that light is
always present
present during day
always absent
present during night
Saffron is the dried ________ of the saffron plant.
fruit
aril
stigmas and tops of styles
tender leaves and sprouts
The metallic part of haemoglobin is
copper
molybdenum
nickel
iron
The rate of heartbeat is accelerated by the hormone
adrenaline
acetylcholine
thyroxine
pituitrin
Development without fertilization is called
parthenogenesis
asexual reproduction
sporulation
budding
Bovine Spongiform Encephalopathy refers to
Brain Fever
Mad Cow Disease
Enteric Fever
Poultry Diarrhoea
Blood clotting requires vitamin
A
B
C
K
The gestation period for the elephant is
10 months
15 months
22 months
30 months
Which one of the following is viral disease?
Syphilis
Influenza
Lock Jaw
Typhoid
Consumption of potassium cyanide leads to total stoppage of cellular activity in the human body, as it cripples the
heart
lungs
kidneys
mitochondria
Decomposition of organic matter is due to
Virus
Fungi
Bacteria
None of these
Blood of cockroach is
red
bluish
greenish
colourless
The universal donor belongs to blood group
A
B
AB
O
Mendel chose for his experiments the plant
Bean
Pea
Cucumber
Rose
Maintenance of pregnancy is under the control of
follicular stimulating hormone
growth hormone
estrogen
progesterone
Heart is made up of
nonstriated muscle
cardiac muscle
connective tissue
nervous tissue
The ultimate substances to which the carbohydrates are degraded are
amino acid
glycerol
glucose
maltose
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
Organisms that depend only on raw plant products are said to be
herbivorous
vegetarian
carnivorous
omnivorous
The hypoglossal nerves are the pairs of the spinal nerves
First pair
Second pair
Third pair
Fourth pair
A person with a blood group ____ is considered to be an universal donor.
A Positive
AB Positive
AB Negative
O Positive
The part of the eye behind the lens is filled with
aqueous humor
vitreous humor
lymph
blood
Which one of the following was probably absent in the atmosphere at the time of origin of life?
Ammonia
Oxygen
Hydrogen
Carbon
The influenza vaccine was discovered by
Salk
Khorana
Mittel
None of the above
The normal temperature of human body on the Kelvin scale is
280
290
300
310
The energy for the sperm to swim and reach the egg is provided by
tail
head
neck
mitochondria
In a gamete there will be
one pair of sex chromosomes
only one sex chromosome
no sex chromosome
only autosomes
The thrombocytes are associated with
blood coagulation
transport of respiratory gases
removal of nitrogenous wastes
All the above
Which one is called anti-haemorrhagic vitamin?
A
C
E
K