Match the words of Column A with that of Column B.

a) Phloem - ii) Translocation of food


There are mainly 2 transport mechanisms plants possess, xylem that carries water and minerals and phloem that carries food.


Translocation of food means carrying the food from the location at which it is produced(source) to the location where it is needed(sink) I.e. from leaves to the other cells of plants.


b) Nephron - i) Excretion


Nephrons are the basic and functional units of kidneys that take part in blood filtration and removal of waste from it.


c) Veins - iv) Deoxygenated blood


This is because deoxygenated blood is at low pressure; also the walls of the veins are thin compared to the arteries that carry oxygenated blood.


d) Platelets – iii) clotting of blood


Whenever there is a wound or blood loss from our body platelets are the first that reach the wounded area and get deposited there. After sometime proteins like fibrin, fibrinogen also reaches there and the wound to prevent blood loss.


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