<prompt> Occlusal fossa of the primary crown isshallower than the permanentdeeper than the permanentsame as permanentcan be 1 or 2.  <response>: Since the thickness of the covering of pulpenamel and dentin is less in primary crown, then fossa will be shallower.PULPPULP CHAMBER ANATOMY IN BOTH PRIMARY AND PERMANENT TEETH CLOSELY APPROXIMATES THE SURFACE SHAPE OF THE CROWN 