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Question
Give one example each class of Annelida.
Short Answer
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Solution
The three classes and an example of each are:
- Polychaeta: Nereis; parapodia bearing numerous setae aid locomotion.
- Oligochaeta: Pheretima (earthworm); parapodia are absent and setae are present.
- Hirudinea: Hirudinaria (Indian cattle leech); anterior and posterior suckers are present, while setae and parapodia are absent.
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Chapter 4: Diversity in Living Organisms - Long Answer Type Questions [Page 227]
