Characteristics
Subgroups
Evolutionary History
Ecological Significance
Topics of Interest
100
How many species of sponges exist?
5,000
100
How many subgroups of sponges are there?
Three.
100
There has been a great _____ about the evolutionary history of sponges.
Debate.
100
Sponges are _______ producers.
Primary.
100
True or False: Sponge toxins cannot be used for medicine
False.
300
Where are sponges found?
Marine or freshwater environments
300
Which subgroup of sponges is known for its delicate geometric skeleton?
Glass sponge.
300
Research indicated sponges evolved from ___________.
Protistan Choanoflagellates.
300
What do sponges serve as for other organisms?
Shelter.
300
True or False: Poriferans are currently used in daily life.
False.
500
Sponges feed, breathe, reproduce, and excrete waste by pumping ______ through their body.
Water
500
Which subgroup contains the most species of sponges?
Fibrous Sponges.
500
Which subgroup of sponges did most sponges evolve from?
Glass sponges.
500
What type of water do sponges prefer?
Quiet, clear waters.
500
True or False: Animals eat sponges.
True.
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