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SPonges have no respiratory or excretory organs; these functions are preformed by diffusion.
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∙ 10y ago
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Is a grantia sponge an encrusting or an upright sponge?
upright
How does the Grantia sea sponge defend itself?
they curl up
How does the grantia sponge defend itself?
they get famrian calarian zygomate and spray it into near by water
What features distinguish grantia as an animal?
There are many features that distinguish grantia as an animal. The main feature is locomotion which is a key feature for animals.
When was Grantia compressa created?
Grantia compressa was created in 1780.
What phylum does the grantia belong to?
Porifera. http://en.wikipedia.org/wiki/Grantia
What is the grantia canal system?
The Grantia Canal System is called the "Sycon (syconoid) Canal System." This means that the canals from the sponges inside (excurrent canals) and those from the outside (incurrent canals) of its body wall end blindly, but are connected at right angles by openings called prosopyles. This type of canal system is intermediate in canal complexity. The canals are the pathways the water takes through the sponge.
How does the glass rope sponge defend its self?
sponges use toxins to repel would be predators
How many prongs do spicules of grantia have?
3
What type of symmetry does a grantia have?
It's asymmetrical.
What class do Grantia belong to?
Grantia belong to the class Calcarea, a class of marine sponges characterized by their calcareous (calcium carbonate) spicules. They are filter feeders that are commonly found in shallow coastal waters.
Is a sponge a nonliving thing?
Yes it is, because it does not breathe, eat, drink or reproduce...
