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Questions and Answers
What is a defining characteristic of marine invertebrates?
What is a defining characteristic of marine invertebrates?
- Largest animals in the ocean
- Ability to live on land
- Presence of a backbone
- Absence of a backbone (correct)
Where can sponges be found?
Where can sponges be found?
- In rivers and lakes
- On land in forests
- Flying in the air
- On the seafloor and atop rocks (correct)
Why are sponges known for their porous texture?
Why are sponges known for their porous texture?
- To work as a filter (correct)
- To camouflage from predators
- To float on the water surface
- To attract prey
What is a reason for sponges' ability to survive in hostile conditions?
What is a reason for sponges' ability to survive in hostile conditions?
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Why were sponges once used as household cleaning tools?
Why were sponges once used as household cleaning tools?
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Which process is used by some sponges for reproduction?
Which process is used by some sponges for reproduction?
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What is a unique characteristic of cnidarians?
What is a unique characteristic of cnidarians?
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How do some cnidarians acquire food?
How do some cnidarians acquire food?
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What is the range of sizes for cnidarians?
What is the range of sizes for cnidarians?
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Which phylum includes jellyfish and coral?
Which phylum includes jellyfish and coral?
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