Show:
Porifera
Demospongia
Economic Impact
Anatomy
Misc.
100
Porifera is this kind of invertebrate
What is Multicellular
100
This group includes the majority of sponges
What is demospongia
100
This animal relies on sponges as a primary food source
What is a sea turtle
100
Sponges consist of this many layers
What is three
100
Pporifera comes in this many shapes
What is six
200
Porifera is also known as....
What is sponges
200
Demospongia is composed of this..
What is silicon dioxide.
200
Sponges can produce this kin dof substance that scientists used to research for medicines.
What is toxic substances.
200
the outer layer of a sponge is made up of this
What is flattened epithelial cells (pinacocytes)
200
This is the trophic level that sponges occupy
What is trophic level two
300
This is made up of collagen fibers or spicules
What is the internal skeleton.
300
Demospongia has this kind of construction...
What is leuconoid grade
300
Commerical uses for sponges include
What is art supplies, household cleaning and marine tank decoration
300
The second layer of the sponge (inner layer) is called this
What is amebocytes
300
Porifera is this type of feeder.
What is suspension feeder
400
Sponges do not contain these....
What is a digestive, circulatory or nervous system.
400
Demospongia live in this kind of enviorment...
What is fresh and marine waters
400
These people used sponges as drinking cups, mops and paint brushes
What is the Romans
400
The inner layer carries out these processes
What is reproduction and secretion of skeletal materials.
400
Most sponges are are suspension feeders but few are this..
What is carnivorous
500
The internal skeleton of a sponge can be made up of this...
What is Calcium carbonate or silicon dioxide
500
An example of Demospongia is...
What is the Azure Vase Sponge
500
People used to do this to catch sponges
What is sponge fishing
500
The inner living layer of a sponge is contains these
What is chaoanocytes
500
This type of porifera is known as glass sponges
What is Hexactinellda