The nitrogenous waste in earthworm consist of about

A. 40% urea and 40% uric acid

B. 50% urea and 40% ammonia

C. 40% ammonia and 20% amino acids

D. 60% ammonia and 20% amino acids

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  1. The chloragogen cells of earthworm are analogous to
  2. Copulation occurs between two earthworms
  3. The terminal nephridial ducts of the septal nephridia of Pheretima open into
  4. Blood glands in Earthworm are associated with
  5. The female genital aperture in earthworm is present ventrally on segment
  6. In earthworm, the septal nephridia put their excretory discharge into
  7. Role of typhlosole in the intestine of earthworm is
  8. Haemoglobin is dissolved in plasma is
  9. Pheretima is
  10. The nitrogenous waste in earthworm consist of about
  11. Nereis is commonly called
  12. Structure typically represented in every segment of earthworm is
  13. The fertilization in earthworms occurs in
  14. The dorsal blood vessel in earthworm is
  15. A chitinous lining in earthworm is found in
  16. 5. The pre-typhlosolar region in Pheretima extends from
  17. Chloragogen cells of Pheretima play a role very much like that of
  18. The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
  19. Which of the following statements is correct ?
  20. A skeleton like function during locomotion of Pheretima is performed by
  21. Sperma thecae in earthworm are meant few
  22. Totally marine annelids belong to the
  23. In earthworm, the circular muscles are highly developed in
  24. In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
  25. The coelomic fluid in earthworm escapes through
  26. Which region in earthworm is the forest of nephridia ?
  27. Metamerism is present in
  28. Earthworm is useful because it
  29. In earthworm testes are situated in the
  30. In earthworm fertilisation occurs in