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Questions and Answers
Which phylum is discussed in Chapter 9 of the text?
Which phylum is discussed in Chapter 9 of the text?
- Phylum Arthropoda
- Phylum Chordata
- Phylum Annelida (correct)
- Phylum Mollusca
What does the term 'annuli' refer to?
What does the term 'annuli' refer to?
- Muscles
- Skeleton
- Fluid-filled cavity
- Segments (correct)
How do segmented organisms in Phylum Annelida crawl?
How do segmented organisms in Phylum Annelida crawl?
- By hydrostatic pressure
- By contraction and relaxation of the skeleton
- By coordinated movement of the segments
- By peristalsis of muscles (correct)
What is the function of the coelom in Phylum Annelida?
What is the function of the coelom in Phylum Annelida?
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What is a hydrostatic skeleton?
What is a hydrostatic skeleton?
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