Name the substances on which the following enzymes act in the human digestive system :
(i) Trypsin (ii) Amylase
(iii) Pepsin (iv) Lipase
(b) -
(i) Trypsin is a pancreatic enzyme which digests protein into amino acids.
(ii) Amylase acts on carbohydrates (starch) and converts it into sucrose.
(iii) Pepsin is a digestive enzyme which digests the proteins and converts them into smaller molecules.
(iv) The enzyme lipase digests fat into fatty acids and glycerol.