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 female genital aperture in earthworm is present ventrally on segment
  2. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  3. Anticoagulant secreted by leech is
  4. Sperma thecae in earthworm are meant few
  5. The direction of blood flow in the dorsal vessel of earthworm is
  6. Chromophil cells in earthworm are concerned with the secretion of
  7. The nitrogenous waste in earthworm consist of about
  8. Haemoglobin is dissolved in plasma is
  9. Which region in earthworm is the forest of nephridia ?
  10. In earthworm, the septal nephridia put their excretory discharge into
  11. In earthworm, the genital papillae are situated ventrally on segments
  12. In earthworm, the circular muscles are highly developed in
  13. Chloragogen cells of Pheretima play a role very much like that of
  14. The cliteilum singulum in earthworm is formed by
  15. Which of the following statements is correct ?
  16. The excretory organs of earthworm are
  17. In earthworm, the first segment in which mouth is situated is known as
  18. A skeleton like function during locomotion of Pheretima is performed by
  19. The enteronephric nephridia in earthworm are
  20. The coelom in Pherethna is
  21. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  22. Earthworms do not have any respiratory organs because
  23. The chloragogen cells of earthworm are analogous to
  24. In Pheretima, the blood glands are located
  25. Nephrostomes are found in
  26. Pheretima is
  27. Nereis is commonly called
  28. In earthworm fertilisation occurs in
  29. Locomotion in Earthworm is directly facilitated by
  30. Structure typically represented in every segment of earthworm is