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In earthworm the dorsal surface of the b...

In earthworm the dorsal surface of the body is marked by a dark median mid-dorsal line called-

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Darsal blood vessel
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ALLEN -EARTHWORM-EXERCISE-2
  1. Septal nephridia of earthworm open in-

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  2. Structures present only in 7^(th) and 9^(th) segments of pheretima po...

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  3. What is the functions of dorsal blood vessel in pheretima-

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  4. The function of blood glands in pheretima.

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  5. In pheretima posthuma female genital pore is present in which segment-

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  6. In pheretima posthuma pharyngeal nephridia are present in

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  7. Typholosole of pheretima can be found in-

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  8. The typhlosole of earthworm is related with-

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  9. Blood vessel in earthworm which has valve is-

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  10. Clitellum of pheretima is primarily concerned with-

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  11. Segment having male genital pore in earthworm-

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  12. In pheretima the testis are located in which segments.

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  13. In pheretima accessory glands are present in which segments-

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  14. In earthworm, which type of structure regulate the volume and composit...

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  15. In the garden, earthworm can be traced by their faecal deposits known ...

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  16. In earthworm the dorsal surface of the body is marked by a dark median...

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  17. Arrange the external opening and their segmental number of pheretima-

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  18. The enteronephric nephridia of earthworm are mainly concerned with

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  19. In earthworm and cockroach which type of structure is common-

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  20. Blood is red but without RBCs. Such blood is found in

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