The digestive system of nematodes have two openings in the form of ___

Digestive tract

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Digestive glands

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Digestive tube

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Alimentary canal

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Solution

The correct option is D
Alimentary canal

Roundworms have an alimentary canal, meaning they have a tube containing specialized digestive organs and they have two external openings. A mouth and an anus. This is sometimes referred to as a one-way traffic digestive system. Roundworms were among the first organisms to have two external, body openings.

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Similar questions

Read the following statements about the 'digestive system' and identify the incorrect one(s) :

I.The human digestive system includes the alimentary canal and digestive glands.

II.Amoeba has a simple digestive system.

III.As the functions in an organism increase, the complexity of the digestive system decreases.

IV. The digestive system is the same in all organisms

Alimentary canal and digestive tract are the same things.

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