Impure blood means
Blood rich in oxygen
Blood rich in carbon dioxide
Blood rich in nutrients
Blood rich in nitrogen
Muscles of the body are supplied with pure blood by
Veins
Arteries
Capillaries
Both Veins and arteries
Substances in the blood are exchanged through
Lymph versels
To measure heart beat.
Microscope
Stethoscope
Sphygmomanometer
Dolorimeter
As sweat evaporates, we feel cold because
Heat for evaporation is taken from the body itself
Sweat took heat from the sun
Sweat took heat from the wind
Sweat was already very hot
Which blood group matches with any group?
O-
O+
AB-
AB+
