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Questions and Answers
How do sponges obtain food and oxygen?
How do sponges obtain food and oxygen?
- Through complex nervous systems
- By absorbing nutrients from the ground
- Maintaining constant water flow (correct)
- By photosynthesis
What is the nature of sponges' cells?
What is the nature of sponges' cells?
- Single-celled
- Photosynthetic
- Highly specialized for specific functions
- Unspecialized and transformable (correct)
What is the meaning of the term Porifera?
What is the meaning of the term Porifera?
- Pore bearer (correct)
- Water circulator
- Mesohyl sandwich
- Jelly-like organism
What is the position of sponges in the evolutionary tree of animals?
What is the position of sponges in the evolutionary tree of animals?
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What is the composition of a sponge's body?
What is the composition of a sponge's body?
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