WAEC Biology 2013 Objective — Question 45
Question 45 of 60 from the West African Examinations Council (WAEC) Biology 2013 Objective paper, with the correct answer and a full explanation.
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The absence of alimentary canal in the parasitic flatworm can be attributed to the fact that
- A. its body does not feed
- B. it has no enzymes
- C. its body absorbs digested foodCorrect
- D. it has suckers on the scolex
Explanation
The possession of alimentary canal in parasitic flatworms (e.g. tapeworms) is not needed because they absorb already digested food.
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