The density of water is measured by Hydrometer.
The Blood pressure is measured by Sphygmo- manometer
Diphtheria is caused by Coryne bacterium diphtherias.
Cholera is caused by Vibrio cholera.
Whooping cough is caused by Hemophilis pertusis.
The destruction of Red Blood cells takes place in liver. So,
liver is called the grave of RBC.
In the ordinary fire extinguisher carbon dioxide is
generated by the reaction of sodium bicarbonate and dilute sulphuric acid.
Hygrometer measures the humidity in atmosphere.
The atmospheric pressure is measured by the Barometer.
The primary colours are Red, Green and Blue.
At high pressure, the boiling point of water is raised. This
is the reason why the food can be cooked faster in a pressure cooker.
The image of an object forms at retina part of the eye.
Iris part of the eye is responsible for the colour to eyes.
The destruction of RBC takes place in Spleen..Spleen is the graveyard of RBC.
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