Questions
1. How does the sea urchin's respiratory system differ from the sand dollar's respiratory system? What feature do Sea urchin's have that sand dollar's do not?
2. What are spiracles?
3. What are the three different types of respiration that frogs have? Describe them briefly.
4. Discuss the respiratory system of a clam.
5. Nematodes do not have a respiratory system. What is their alternative?
6. What is released from an annelid's skin during gas exchange?
7. What is the life expectancy of most squids?
8. What do sea slugs feed on?
9. What are arachnids? Wha phymum are they part of?
10. What phylum do humans fall under?
2. What are spiracles?
3. What are the three different types of respiration that frogs have? Describe them briefly.
4. Discuss the respiratory system of a clam.
5. Nematodes do not have a respiratory system. What is their alternative?
6. What is released from an annelid's skin during gas exchange?
7. What is the life expectancy of most squids?
8. What do sea slugs feed on?
9. What are arachnids? Wha phymum are they part of?
10. What phylum do humans fall under?