Step-by-step explanation:
A bolus is formed in the stomach\ Chyme is formed in the mouth.
A bolus is passing from mouth to esophagus\ Chyme is passing from stomach to duodenum.
A bolus is alkaline/ chyme is acidic.
A bolus is a food that is mashed up in our mouth when we are eating and after it is digested in the stomach it turns into chyme.