Digestion is accomplished by
a)	Mechanical and chemical processes	b)	Chemical processes only
c)	Mechanical processes only	d)	None of the above

(a)

Process of digestion is carried out both mechanically and chemically. Mastication of food and swallowing the masticated food are the two major mechanical functions of buccal cavity. Food is masticated and partly digested by salivary amylase which in the form of bolus is transferred to pharynx and then to oesophagus by deglutition and finally, it reaches into the stomach for chemical actions