18.11: Ecosystems- Challenge 2
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- 1. Marine invertebrates ___.
- account for a lot of the ocean's biodiversity
- 2. Most marine invertebrates live ___.
- close to shore
- 3. Zooplankton are found ___.
- near the surface where phytoplankton live and nutrients are abundant
- 4. Marine decomposers typically live ___.
- on the ocean floor
- 5. Organisms that engage in chemosynthesis get their energy from ___.
- chemicals
- 6. Zooplankton consume ___.
- phytoplankton
- 7. The breakdown of chemicals to produce energy is called ___.
- chemosynthesis
- 8. A coral reef that surrounds a volcano is an ___.
- atoll
- 9. Hydrothermal vents are located in ___.
- the deep ocean
- 10. Marshes have a lot of ___.
- reeds and grasses
- 11. ___ is the study of bodies of freshwater and the organisms that live there.
- Limnology
- 12. The sloped side of a lake where sunlight penetrates is the ___.
- littoral zone