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In Pheretima, the blood glands are located

A. close to lateral hearts in segments 12 and 13

B. along the latero-oesophageal hearts in segments 12 and 13

C. both (a) and (b)

D. behind the pharyngeal mass in segments 4, 5 and 6

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  1. The dorsal blood vessel in earthworm is
  2. The female genital aperture in earthworm is present ventrally on segment
  3. Metamerism is present in
  4. Which of the following statements is correct ?
  5. Annelids show advancement over the nematoda in having
  6. Chromophil cells in earthworm are concerned with the secretion of
  7. Copulation occurs between two earthworms
  8. The coelomic fluid in earthworm escapes through
  9. The number of segments in leech is
  10. The terminal nephridial ducts of the septal nephridia of Pheretima open into
  11. In earthworm testes are situated in the
  12. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  13. Anticoagulant secreted by leech is
  14. Totally marine annelids belong to the
  15. In earthworm fertilisation occurs in
  16. Structure typically represented in every segment of earthworm is
  17. In earthworm, the genital papillae are situated ventrally on segments
  18. The enteronephric nephridia in earthworm are
  19. Earthworm is useful because it
  20. Blood glands in Earthworm are associated with
  21. The fertilization in earthworms occurs in
  22. Chloragogen cells of Pheretima play a role very much like that of
  23. The excretory organs of earthworm are
  24. Nereis is commonly called
  25. A skeleton like function during locomotion of Pheretima is performed by
  26. The direction of blood flow in the dorsal vessel of earthworm is
  27. In earthworm, the septal nephridia put their excretory discharge into
  28. In earthworm, the nephridia without neprostomes are
  29. Locomotion in Earthworm is directly facilitated by
  30. Nephrostomes are found in