JAMB Biology 2022 Objective — Question 26
Question 26 of 40 from the Joint Admissions and Matriculation Board (JAMB) Biology 2022 Objective paper, with the correct answer and a full explanation.
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26. The absence of an alimentary canal in the parasitic flatworm can be attributed to the fact that
- A. (A) it has suckers on the scolex
- B. (B) it does not feed
- C. (C) it has no enzymes
- D. (D) its body absorbs digested foodCorrect
Explanation
Parasitic flatworms such as tapeworms do not possess an alimentary canal because they absorb already digested food directly through their body surface (they use their suckers only for attachment to the host's intestine).
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