The counting of RBC's can be performed by
Haemocytometer
Haemoglobinometer
Clinostat
Thermometer
Correct Answer :
A. Haemocytometer
Related Questions
Kwashiorkor' is caused by deficiency of
carbohydrates
proteins
fats
vitamins
The disease in which blood clotting does not take place is known as
xerophthalmia
haemopoiesis
haemophilia
haemoerythrin
The cellular and molecular control o( programmed cell death is known as
Apoptosis
Ageing
Degeneration
Necrosis
Chlorosis is the phenomenon where leaves have
more chlorophyll
less chlorophyll
no chlorophyll
patches of chlorophyll
The country's first 'brain bank' that can store up to 300 human brains has been opened at
Alleppey
Bengaluru
Bhubaneshwar
Mumbai
In case of a heart attack a hormone is injected as an emergency measure. Which one is it?
Thyroxine
Vasopressin
Heparin
Insulin
The suggestion that the chromosomes are the carriers of hereditary material was first made by
Johanson
Flemming
Sutton and Boveri
Morgan
A child goes on vomiting profusely and develops symptoms of diarrhoea. Chances are that in the child's blood serum there is a drop In
calcium
iron
sodium
phosphorus
It is possible to produce seedless tomato fruits by
applying trace elements in tomato fields
spraying mineral solution on plants
spraying harmones on flowers
applying fertilizers containing radioactive elements
Which of the following diseases is considered as completely eradicated from India, as no case of the same has been reported in last one year?
Polio
Tuberculosis
Cancer
Swine flu
Genes are made of
Carbohydrates
Proteins
Fats
Nucleotides
Who discovered the electron microscope?
Knoll and Ruska
Rudolf and Kolliker
Robert Hooke
CP Swanson
The biogenetic law was proposed by
Alfred Russel Wallace
Charles Darwin
Ernst von Haeckel
Lamarck
The diseases that are caused by lack of vitamins are called
deficiency diseases
communicable diseases
epidemics
tropical diseases
The function of ribosomes is
Secretion
Excretion
Power house of the cell
Protein synthesis
Which of the following crops helps in nitrogen fixation?
Rice
Wheat
Maize
Beans
The valve between the right auricle and right ventricle is called
Tricuspid
Bicuspid
Monocuspid
Semilunar
The deficiency of Vitamin A which leads to poor vision during night is termed
nyctolopia
myopia
glaucoma
colour blindness
What are oncogenes?
a dominant gene
a set of genes which produce cancer
a gene present in the X-chromosomes causing haemophilia
a recessive gene
Which one of the following animals stores water in the intestine?
Moloch
Camel
Zebra
Uromastix
Coagulation of blood in vessels is prevented during normal circulation by
heparin
prothrombin
plasmogen
thromboplastin
Nephrons are found inside
Liver
Lung
Brain
Kidneys
The most primitive mammals are
carnivorous
herbivorous
omnivorous
insectivorous
Aphids are
insect pests
fungal pests
bacterial pests
viral pests
Pulse rate is measured in the wrist by observing the jerks of blood In the
veins
capillaries
arteries
nerves
Bacteria utilising radiant energy to prepare food are
chemosynthetic bacteria
heterotrophic bacteria
photosynthetic bacteria
free living bacteria
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
Late blight of potato is caused by
Puccinia
Pennisetum
Phytophthora
Erysiphe
The pathogenic organisms of an infected person are destroyed by the action of
erythrocytes
leucocytes
blood platelets
all of these
Loss of blood is minimized due to blood
clotting
receding
healing
drying up