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Answer:
Chordate
Explanation:
During some period of their life cycle, chordates possess a notochord, a dorsal nerve cord, pharyngeal slits, an endostyle, and a post-anal tail: these five anatomical features define this phylum.
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Answer:
a) Hemichordata, Platyhelminthes
b) The second animal has locomotory organs
c) The second animal is harmful
- reason- As it has a body part present which sucks the blood if got stuck to a human body.
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