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Which one of the following has an open c...

Which one of the following has an open circulatory system?
(a) Hirudinaria
(b) Octopus
(c) Pheretima
(d) Periplaneta

A

Pheretima

B

Periplaneta

C

Hirudinaria

D

Octopus

Text Solution

Verified by Experts

The correct Answer is:
B
Periplaneta
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AAKASH INSTITUTE ENGLISH-STRUCTURAL ORGANISATION IN ANIMALS (CONTD . . .) (ANIMAL MORPHOLOGY)-Assignment (Section-C)
  1. Which of the following characteristic is common both in humans and adu...

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  2. Which of the following happens in the common cockroach ?

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  3. One very special feature in the earthworm is that

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  4. Frogs differ from humans in possessing :

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  5. Consider the following four statements (A-D) related to the common fro...

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  6. Which of the following structures in Pheretima is correctlyn matched ...

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  7. Uric acid is the chief nitrogenous component of the excretory products...

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  8. Which one of the following correctly describes the location of some bo...

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  9. Earthworms have no skeleton but during burrowing, the anterior end bec...

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  10. Earthworms are commonly found in

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  11. Which one of the following has an open circulatory system? (a) Hirudi...

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  12. Primary function of enteronephric nephridia of Pheretima is

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  13. Differentiate between zoospores and zygote

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  14. Which one of the following is one of the paths followed by air//O(2) d...

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  15. Ureters act as urinogenital ducts in

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  16. Give one major difference in food web and food chain.

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  17. What is meant by humus?

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  18. Fertilized eggs of Periplaneta americana are encased in

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  19. Which one of the following is the true description about an animal co...

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  20. The kidney of an adult frog is

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