Question

plz answer these short answer questions plzz from the lesson digestive system

Answer 1

4. thorough chewing of food is essential because it break down large food pieces into smaller also saliva in mouth makes it softer and makes the process easier.
5.Rougher is fibrous indigestable material in vegetable foodstuffs which aids the passage of food and waste from the guts.ex.beans,peas,lentils
8. chemical digestion of proteins happens due to acidic digestive fluids that are recreated by gastric glands, called gastric juices.
HOPE THESE WILL HELP U SURELY.....