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Questions and Answers
What is the main way sponges obtain food?
What is the main way sponges obtain food?
- They photosynthesize
- They ingest food through their mouth
- They absorb nutrients from the water (correct)
- may be a common misunderstanding due to the term "capture", B) may be a plausible answer but not the correct one, C) is not mentioned in the text.
What is the function of choanocytes in sponges?
What is the function of choanocytes in sponges?
- They generate a water current through the sponge and ingest suspended food (correct)
- They are responsible for reproduction
- may be a plausible answer due to the term "structural support", C) may be a common misunderstanding due to the mention of hermaphroditism, D) is not mentioned in the text.
- They help the sponge move around
What is the mesohyl layer in sponges made of?
What is the mesohyl layer in sponges made of?
- Water
- Cells
- Gelatinous substance (correct)
- may be a plausible answer due to the mention of both cells and gelatinous substance, D) may be a common misunderstanding due to the mention of water being drawn through the sponge
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