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The enteronephric nephridia in earthworm are

A. integumentary

B. pharyngeal only

C. septal only

D. both (b) and (c)

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  1. Blood glands in Earthworm are associated with
  2. In earthworm, the first segment in which mouth is situated is known as
  3. Which region in earthworm is the forest of nephridia ?
  4. The direction of blood flow in the dorsal vessel of earthworm is
  5. In earthworm, the genital papillae are situated ventrally on segments
  6. Which of the following statements is correct ?
  7. A chitinous lining in earthworm is found in
  8. Metamerism is present in
  9. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  10. Chromophil cells in earthworm are concerned with the secretion of
  11. The enteronephric nephridia in earthworm are
  12. The fertilization in earthworms occurs in
  13. The nitrogenous waste in earthworm consist of about
  14. In earthworm fertilisation occurs in
  15. Structure typically represented in every segment of earthworm is
  16. Chetae are totally absent in
  17. Earthworms do not have any respiratory organs because
  18. In earthworm, the nephridia without neprostomes are
  19. Chloragogen cells of Pheretima play a role very much like that of
  20. The gizzard of earthworm is an organ of
  21. In earthworm testes are situated in the
  22. Nephrostomes are found in
  23. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  24. Locomotion in Earthworm is directly facilitated by
  25. In Pheretima, the blood glands are located
  26. Sperma thecae in earthworm are meant few
  27. Pheretima is
  28. 5. The pre-typhlosolar region in Pheretima extends from
  29. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  30. Totally marine annelids belong to the