A chitinous lining in earthworm is found in
pharynx
stomach
typholsole
gizzard
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- Anticoagulant secreted by leech is
- The coelomic fluid in earthworm escapes through
- The direction of blood flow in the dorsal vessel of earthworm is
- In Pheretima, the blood glands are located
- The female genital aperture in earthworm is present ventrally on segment
- Sperma thecae in earthworm are meant few
- The chloragogen cells of earthworm are analogous to
- Nereis is commonly called
- Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
- In earthworm, the septal nephridia put their excretory discharge into
- Structure typically represented in every segment of earthworm is
- In earthworm fertilisation occurs in
- Blood glands in Earthworm are associated with
- The coelom in Pherethna is
- In earthworm, the circular muscles are highly developed in
- In earthworm, the genital papillae are situated ventrally on segments
- Role of typhlosole in the intestine of earthworm is
- The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
- In earthworm, the nephridia without neprostomes are
- The cliteilum singulum in earthworm is formed by
- The excretory organs of earthworm are
- Chromophil cells in earthworm are concerned with the secretion of
- Chloragogen cells of Pheretima play a role very much like that of
- Which region in earthworm is the forest of nephridia ?
- Pheretima is
- Chetae are totally absent in
- The nitrogenous waste in earthworm consist of about
- The gizzard of earthworm is an organ of
- Metamerism is present in
- The fertilization in earthworms occurs in