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The dorsal blood vessel in Pheretima is...

The dorsal blood vessel in Pheretima is

A

Distributing in whole body

B

Collecting in whole body

C

Distributing in first 13 segments

D

Collecting in first 13 segments

Text Solution

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The correct Answer is:
C
Distributing in first 13 segments
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AAKASH INSTITUTE-STRUCTURAL ORGANISATION IN ANIMALS (CONTD . . .) (ANIMAL MORPHOLOGY)-Assignment (Section-B)
  1. During copulation in earthworms, sperms are transferred between copula...

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  2. All the following statements are correct about the reproductive system...

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  3. The dorsal blood vessel in Pheretima is

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  4. In Pheretima, clitellum is primarily meant for

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  5. Lateral oesophageal hearts in earthworm connect

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  6. Flow of blood in the ventral vessel of earthworm is

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  7. The ventral surface of mature earthworm can be distinguished from dors...

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  8. Which of the following parts of gut occupies most part of the 8th segm...

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  9. Photoreceptors (phaosomes) in earthworm occur in

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  10. By which of the following nephridia excretion is exonephric?

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  11. Earthworm is

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  12. In earthworm, pharyngeal nephridia occur in segments

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  13. periplaneta americana and blatta orientalis differ mainly from each ot...

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  14. In cockroach, the body in spite of being covered by an exoskeleton of ...

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  15. Vestigial wings are found in

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  16. In cockroach, elytra are ariticulated to the tergites of

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  17. Which mouth part of cockroach acts as upper lip?

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  18. Position of head in relation to body axis of cockroach is known as

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  19. Endoskeletal structure present in the head is

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  20. Periplaneta has mosaic vision. Each ommatidium is composed of followin...

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