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The skeleton of sponges is secreted by...

The skeleton of sponges is secreted by

A

chromocytes

B

myocytes

C

scleroblasts

D

phagocytes

Text Solution

Verified by Experts

The correct Answer is:
D
Scleroblasts are skeleton manufacturing cells and may be calciblasts , silicioblasts or spongioblasts depending upon the skeletal element these are producing .
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ARIHANT NEET-ANIMALIA -I (LOWER INVERTEBRATES)-CHAPTER EXERCISES (Taking it together) medical entrances gallery (Collection of Questions Asked in NEET & in various Entrance Exams))
  1. Which one of the following animal phyl possesses spicules ?

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  2. The non-cellular layer present between pinacoderm and choanoderm in bo...

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  3. The skeleton of sponges is secreted by

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  4. Gemmuls formation is a characteristics feature of

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  5. Symmetry in Cnidaria is

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  6. Animals that rely on the heat from the environment , rather than of me...

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  7. Which one of the following exhibits concentric 'tube within tube' plan...

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  8. Which of the following has biradial symmetry ?

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  9. Coelom is found between the cavity of

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  10. Which one of the following is not a characteristics feature of sponge ...

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  11. The anterior V-spot in microfilaria of Wuchereria represents

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  12. One example of animals having a single opening to the outside that ser...

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  13. Which one of the following animals posesses high regeneation capacity?

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  14. The pseudocoelomate among these is

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  15. Bilaterally symmetrical deuterostome belongs to

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  16. Which one of the following groups of animals is bilaterally symmetrica...

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  17. Cold - blooded animals fall under the category of

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  18. Deuterostome condition and indeterminate radial cleavage are character...

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  19. Body cavity of adult Ascaris is

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  20. The causative agent of filaria is

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