Chromophil cells in earthworm are concerned with the secretion of
amylase
proteases
lipases
cocoon
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- Structure typically represented in every segment of earthworm is
- Metamerism is present in
- In earthworm, the nephridia without neprostomes are
- The terminal nephridial ducts of the septal nephridia of Pheretima open into
- Chetae are totally absent in
- Earthworm is useful because it
- Spermathecae in earthworm represent
- Chromophil cells in earthworm are concerned with the secretion of
- The direction of blood flow in the dorsal vessel of earthworm is
- The coelomic fluid in earthworm escapes through
- The fertilization in earthworms occurs in
- Earthworms do not have any respiratory organs because
- The septal and pharyngeal nephridia open into the alimentary canal and are of enteronephric type. It…
- The excretory organs of earthworm are
- The dorsal blood vessel in earthworm is
- The cliteilum singulum in earthworm is formed by
- The coelom in Pherethna is
- In earthworm, the first segment in which mouth is situated is known as
- A chitinous lining in earthworm is found in
- Role of typhlosole in the intestine of earthworm is
- In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
- Annelids show advancement over the nematoda in having
- Nereis is commonly called
- In earthworm testes are situated in the
- 5. The pre-typhlosolar region in Pheretima extends from
- In earthworm, the circular muscles are highly developed in
- Totally marine annelids belong to the
- The chloragogen cells of earthworm are analogous to
- A skeleton like function during locomotion of Pheretima is performed by
- Which of the following statements is correct ?