(a) Name the following:

(a) Name the following:

(i) The organization which procures and supplies blood during an emergency.

(ii) The blood vessel which supplies blood to the liver.

(iii) The number of chromosomes present in a nerve cell of a human being.

(iv) The layer of the eyeball that forms the transparent Cornea.

(v) The wax like layer on the epidermis of leaves which reduces transpiration.