Locomotion in Earthworm is directly facilitated by
mucus secreted by epidermis
segmentation of the body
rhythmic contraction of segments
setae and contraction of segments
- Spermathecae in earthworm represent
- Chetae are totally absent in
- The number of segments in leech is
- Chloragogen cells of Pheretima play a role very much like that of
- Locomotion in Earthworm is directly facilitated by
- Which of the following statements is correct ?
- In earthworm, the circular muscles are highly developed in
- Totally marine annelids belong to the
- Earthworm is useful because it
- The excretory organs of earthworm are
- In earthworm, the septal nephridia put their excretory discharge into
- Sperma thecae in earthworm are meant few
- The enteronephric nephridia in earthworm are
- In earthworm fertilisation occurs in
- Which region in earthworm is the forest of nephridia ?
- The fertilization in earthworms occurs in
- In earthworm, the genital papillae are situated ventrally on segments
- In earthworm testes are situated in the
- The nitrogenous waste in earthworm consist of about
- In earthworm, the nephridia without neprostomes are
- Nereis is commonly called
- The female genital aperture in earthworm is present ventrally on segment
- Copulation occurs between two earthworms
- Annelids show advancement over the nematoda in having
- In Pheretima, the blood glands are located
- The terminal nephridial ducts of the septal nephridia of Pheretima open into
- Haemoglobin is dissolved in plasma is
- The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
- The gizzard of earthworm is an organ of
- The coelom in Pherethna is