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In sponges prosopyle is...

In sponges prosopyle is

A

contractile element at the osculum

B

small canal which connects incurrent canal with radial canal

C

cel which forms lining of spongocoel

D

cell at the opening of incurrent canal

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The correct Answer is:
B
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ARIHANT NEET-ANIMALIA -I (LOWER INVERTEBRATES)-CHAPTER EXERCISES (Taking it together) Assorted Questions of the Chapter for Advanced Level Practise
  1. Which of the following pairs is not correctly matched ?

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  2. Porocytes are special cells for the passage of

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  3. In sponges prosopyle is

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  4. Identify the given figures. Which animals are their intermediate host ...

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  5. In the members of phylum-Porifera

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  6. Which of the following is a false statement ?

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  7. The internal skeleton of Leucosolenia is formed of calcareous

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  8. The principle cell types present in the body wall of Leucosolenia are ...

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  9. Choose the incorrect pair from the following

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  10. Sponges are multicellular organisms yet they have no respiratory organ...

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  11. Which one of the following statement about all four of Spogilla , leec...

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  12. Cnidarians exhibits two basic body forms called polyp and medusa. The ...

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  13. Recent biochemical evidence indicated that cnidarians , as well as spo...

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  14. Hydra/Obelia is

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  15. If a Hydra is cut into two parts

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  16. Choose the false statements .

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  17. Identify and tick the option which is incorrect feature of medusae.

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  18. In the life history of Aurelia, the correct chronological sequence of ...

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  19. Which of the following is true ?

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  20. Which of the following statements is not true ?

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