Lets know about Human Blood
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1.Blood is a fluid connective tissue.
2.The quantity of blood in human's body is 7% of total weight.
3.There is average 5-6 litres of blood in human body.
4.Female contain half litre of blood less in comparison to male.
5.Blood consists of 2 parts-Plasma and Blood Corpuscles.
6.60% of the blood is Plasma and 40% is Blood Corpuscles.
7.Blood group was discovered by Landsteiner in 1900.For this he was awarded Noble prize in 1930.
8.Blood is a dissolution of base whose pH value is 7.4 .
9.The colour of blood is Red due to presence of Hemogloin in RBC.
10.Anaemia disease is caused due to deficiency of hemoglobin in blood.