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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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  2. Sperma thecae in earthworm are meant few
  3. A skeleton like function during locomotion of Pheretima is performed by
  4. The female genital aperture in earthworm is present ventrally on segment
  5. The terminal nephridial ducts of the septal nephridia of Pheretima open into
  6. In earthworm fertilisation occurs in
  7. Which of the following statements is correct ?
  8. The direction of blood flow in the dorsal vessel of earthworm is
  9. The nitrogenous waste in earthworm consist of about
  10. Spermathecae in earthworm represent
  11. In earthworm, the nephridia without neprostomes are
  12. In earthworm, the circular muscles are highly developed in
  13. Copulation occurs between two earthworms
  14. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  15. Blood glands in Earthworm are associated with
  16. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  17. The enteronephric nephridia in earthworm are
  18. The cliteilum singulum in earthworm is formed by
  19. The gizzard of earthworm is an organ of
  20. Haemoglobin is dissolved in plasma is
  21. Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
  22. Pheretima is
  23. The coelomic fluid in earthworm escapes through
  24. Totally marine annelids belong to the
  25. In earthworm, the septal nephridia put their excretory discharge into
  26. In Pheretima, the blood glands are located
  27. The fertilization in earthworms occurs in
  28. In earthworm testes are situated in the
  29. 5. The pre-typhlosolar region in Pheretima extends from
  30. The coelom in Pherethna is