Question
Write down four main characters of Nematoda. Give two examples.
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Answer
- Bilaterally symmetrical, triploblastic, pseudocoelomate and unsegmented animals.
- Body is worm-like, cylindrical or flattened.
- Body is covered with a tough, resistant cuticle, cilia absent.
- Sexes are separate.
Example: Ascaris (round-worm) and Ancylostoma (hook-worm).
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