Where does the oesophagus open in the alimentary central of earthworm?
Correct answer: B. Intestine
- A. Buccal chamber
- B. Intestine
- C. Rectum
- D. Intestinal caecum
Explanation
This needs a detailed analysis of the digestive system of earthworms.As this diagram shows esophagus opens into the intestine.
This question appeared on the ETEA MDCAT 2005 paper, which you can sit online with every answer explained.
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About Human Digestive System
The human digestive system breaks food into absorbable molecules through mechanical processing, enzyme action and chemical conditions along the alimentary canal. Questions cover the mouth, stomach, small and large intestines, liver, pancreas and associated secretions, including the digestion and absorption of carbohydrates, proteins, lipids, vitamins, minerals and water.
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