Question

Which part of the alimentary canal is involved in (a)Chewing of food (b)Killing of bacteria (c)Absorption of food (d)Formation of faeces ​

Answer 1

A) Buccal cavity

B) Stomach

C) Small intestine

D) Large intestine

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Answer 2

Answer:

1. Mouth/Oral Cavity
2. Stomach
3. Small Intestine
4. Rectum

Explanation:

• Teeth in the mouth or the oral cavity chews the food aand breakdown nutrients . The food after salivary digestion is called BOLUS
• Hydrochloric acid (HCl) secreted in the interlining of stomach kills bacteria
• Small intestine absorbs the food digested using villus
• Semi-solid faeces are stored in the rectum