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Biradial symmetry and lack of cnidoblaas...

Biradial symmetry and lack of cnidoblaasts are the characteristics of

A

Starfish and sea anemone

B

Ctenoplana and Beroe

C

Aurelia and Paramecium

D

Hydra and starfish

Text Solution

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The correct Answer is:
B
Ctenoplana and Beroe
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AAKASH INSTITUTE-ANIMAL KINGDOM (GENERAL ACCOUNTS & NON-CHORDATES)-Assignment (Section-C)
  1. Which one of the following is a matching set of a phylum and its three...

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  2. Metameric segmentation is the characteristic of

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  3. Biradial symmetry and lack of cnidoblaasts are the characteristics of

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  4. Two common characters found in Centipede, Cockroach and Crab are

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  5. From the following statements select the wrong one

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  6. In contrast to Annelids the Platyhelminthes show

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  7. Which one of the following groups of animal reproduces only by sexual ...

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  8. Tube feet are the characteristic structures of

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  9. Among the following organisms point out a completely non-parasitic for...

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  10. Which one of the following is an example of platyhelminthes

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  11. Radial symmetry is usually, echibited in animals which

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  12. One of the special characters of coelenterata only is the occurrence o...

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  13. Which of the following does not have an open ciculatory system?

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  14. The neurogenic heart is the characteristic feature of

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  15. In silkworm, silk is the product of,

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  16. The organisms attached to the substratum, generally, possess

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  17. Benthic animals are those, which

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  18. The formation of canal system in sponges is due to

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  19. Nephridia of Earthworm are analogous to

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  20. Coelom is found between the cavity of

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