Chloragogen cells of Pheretima play a role very much like that of

A. Liver of vertebrates

B. Choanocytes of sponges

C. Malpighian tubules of vertebrates

D. None of these

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  1. The fertilization in earthworms occurs in
  2. Anticoagulant secreted by leech is
  3. Pheretima is
  4. Chloragogen cells of Pheretima play a role very much like that of
  5. The direction of blood flow in the dorsal vessel of earthworm is
  6. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  7. In earthworm, the genital papillae are situated ventrally on segments
  8. Structure typically represented in every segment of earthworm is
  9. Totally marine annelids belong to the
  10. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  11. Chetae are totally absent in
  12. The coelomic fluid in earthworm escapes through
  13. In earthworm, the nephridia without neprostomes are
  14. The dorsal blood vessel in earthworm is
  15. The chloragogen cells of earthworm are analogous to
  16. Blood glands in Earthworm are associated with
  17. In earthworm testes are situated in the
  18. The excretory organs of earthworm are
  19. Earthworms do not have any respiratory organs because
  20. Annelids show advancement over the nematoda in having
  21. Sperma thecae in earthworm are meant few
  22. In earthworm fertilisation occurs in
  23. The number of segments in leech is
  24. 5. The pre-typhlosolar region in Pheretima extends from
  25. In earthworm, the circular muscles are highly developed in
  26. The gizzard of earthworm is an organ of
  27. In Pheretima, the blood glands are located
  28. Which of the following statements is correct ?
  29. Copulation occurs between two earthworms
  30. A skeleton like function during locomotion of Pheretima is performed by