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Nephrostomes are found in

A. integumentary nephridia

B. septal nephridia

C. pharyngeal nephridia

D. none of these

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  1. In earthworm, the circular muscles are highly developed in
  2. The female genital aperture in earthworm is present ventrally on segment
  3. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  4. A skeleton like function during locomotion of Pheretima is performed by
  5. Earthworms do not have any respiratory organs because
  6. Nephrostomes are found in
  7. Role of typhlosole in the intestine of earthworm is
  8. In earthworm, the septal nephridia put their excretory discharge into
  9. In earthworm, the genital papillae are situated ventrally on segments
  10. The excretory organs of earthworm are
  11. In Pheretima, the blood glands are located
  12. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  13. Totally marine annelids belong to the
  14. The coelomic fluid in earthworm escapes through
  15. Which of the following statements is correct ?
  16. Annelids show advancement over the nematoda in having
  17. Nereis is commonly called
  18. Copulation occurs between two earthworms
  19. In earthworm, the nephridia without neprostomes are
  20. The coelom in Pherethna is
  21. Chromophil cells in earthworm are concerned with the secretion of
  22. Chloragogen cells of Pheretima play a role very much like that of
  23. The fertilization in earthworms occurs in
  24. Earthworm is useful because it
  25. Spermathecae in earthworm represent
  26. The number of segments in leech is
  27. The direction of blood flow in the dorsal vessel of earthworm is
  28. Metamerism is present in
  29. The chloragogen cells of earthworm are analogous to
  30. The enteronephric nephridia in earthworm are