Phylum Annelida MCQs

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1. Which of the following phylum does the earthworm belong to?





2. What is the primary characteristic feature of Annelida?





3. What type of body cavity do Annelids possess?





4. Annelids have a circulatory system that is:





5. Which of the following structures is used for locomotion in Annelids?





6. The excretory system of Annelids consists of:





7. The class Polychaeta is distinguished by:





8. Which of the following is NOT a class of Annelida?





9. Leeches belong to which class of Annelida?





10. The body segmentation in Annelids is called:





11. Which of the following Annelids is used in medical treatments for bloodletting?





12. The nervous system of Annelids is typically:





13. What type of reproduction is common in most Annelids?





14. Which of the following environments is typical for Polychaetes?





15. Which structure in earthworms aids in soil aeration and digestion of organic matter?





16. In Annelids, the coelom is divided by:





17. Which organ is used by earthworms to secrete a mucus cocoon for fertilized eggs?





18. The respiratory system in aquatic Annelids typically includes:





19. The term ‘chaetae’ refers to:





20. Which class of Annelids contains primarily terrestrial species?





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