A) All the digestive glands are present
B) Both anus and mouth are present
C) Digestion occurs in the cavity of digestive tract
D) Digestion occurs in the individual cells lining the digestive tract
Correct Answer: B
Solution :
When digestive tract of animals has two separate opening mouth and anus. Such digestive tract is termed complete. It is found from round worm to mammales.You need to login to perform this action.
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