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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. The direction of blood flow in the dorsal vessel of earthworm is
  2. In earthworm fertilisation occurs in
  3. Earthworm is useful because it
  4. The nitrogenous waste in earthworm consist of about
  5. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  6. The excretory organs of earthworm are
  7. Structure typically represented in every segment of earthworm is
  8. Chloragogen cells of Pheretima play a role very much like that of
  9. Nereis is commonly called
  10. Which of the following statements is correct ?
  11. Haemoglobin is dissolved in plasma is
  12. Earthworms do not have any respiratory organs because
  13. In earthworm, the first segment in which mouth is situated is known as
  14. Which region in earthworm is the forest of nephridia ?
  15. Totally marine annelids belong to the
  16. Spermathecae in earthworm represent
  17. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  18. Sperma thecae in earthworm are meant few
  19. Locomotion in Earthworm is directly facilitated by
  20. In earthworm testes are situated in the
  21. The terminal nephridial ducts of the septal nephridia of Pheretima open into
  22. Nephrostomes are found in
  23. In earthworm, the septal nephridia put their excretory discharge into
  24. The number of segments in leech is
  25. Role of typhlosole in the intestine of earthworm is
  26. Chromophil cells in earthworm are concerned with the secretion of
  27. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  28. Copulation occurs between two earthworms
  29. A chitinous lining in earthworm is found in
  30. The dorsal blood vessel in earthworm is