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03/01/2021 4:17 pm
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Give the characteristics of fiat worms, round worms and segmented worms. Give their phylum.
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03/01/2021 4:21 pm
Flat worms
- Phylum—Platyhelminthes
- Dorsoventrally flat, i.e., flat body from top to bottom.
- No true body cavity.
- Mostly hermaphrodite, i.e., male and female sex organs present in the same individual.
Round worms
- Phylum Nematoda
- Body is cylindrical.
- Pseudocoelom (Sort of body (cavity).
- Sexes are separate.
Segmented worms
- Phylum Annelida
- Body is segmented from head to tail.
- True body cavity.
- May be unisexual or bisexual.