The coelom in Pherethna is
continuous throughout
continuous throughout except in first 26 segments
continuous only in first four segments
divided into a number of compartments throughout
- In earthworm, the septal nephridia put their excretory discharge into
- Metamerism is present in
- The coelom in Pherethna is
- In earthworm, the first segment in which mouth is situated is known as
- In the blood vascular system of earthworm there are four pairs of hearts present in the first 13 segments.…
- Structure typically represented in every segment of earthworm is
- In Pheretima, the blood glands are located
- In earthworm, the genital papillae are situated ventrally on segments
- The gizzard of earthworm is an organ of
- Locomotion in Earthworm is directly facilitated by
- The fertilization in earthworms occurs in
- Blood glands in Earthworm are associated with
- Role of typhlosole in the intestine of earthworm is
- The coelomic fluid in earthworm escapes through
- Earthworm is useful because it
- Haemoglobin is dissolved in plasma is
- Nephrostomes are found in
- The cliteilum singulum in earthworm is formed by
- In earthworm, the nephridia without neprostomes are
- Chromophil cells in earthworm are concerned with the secretion of
- Earthworm has no skeleton but during burrowing, the anterior end becomes turgid and acts as a hydraulic…
- Chloragogen cells of Pheretima play a role very much like that of
- Earthworms do not have any respiratory organs because
- Sperma thecae in earthworm are meant few
- Spermathecae in earthworm represent
- 5. The pre-typhlosolar region in Pheretima extends from
- Pheretima is
- Totally marine annelids belong to the
- The excretory organs of earthworm are
- Which of the following statements is correct ?