| A | B |
| shoal grass | important Indian River producers |
| exchanged | In an ecosystem, energy is ________ |
| plants | use the sun to create energy for other organisms |
| sun | the source of all energy |
| manatee grass | an example of a living thing that makes and stores its own food |
| by eating it | How does one organism get energy from another organism? |
| zooplankton | tiny floating sea animals |
| wind and temperature | 2 physical factors in an ecosystem |
| ecosystem | how living and non-living things work together |
| detritus | food found around mangrove roots |
| food web | the cycle of animals eating and being eaten |
| an arrow | In a food web, the words "is eaten by" are replaced by what |
| phytoplankton | tiny floating sea plants |
| energy | An organism is giving ___________ when it is eaten by another organism |
| larva stage | an early stage of life for some organisms |
| current | the movement of water |
| lagoon | a body of water separated from the sea by a sandbar, island or reef |
| turbidity | a measure of how cloudy water is |
| consumer | an animal that eats other animals |
| hydrometer | an instrument that measures how much salt is in water |
| community | when plants and animals live and work together |
| producer | an organism that produces and stores its own food |
| herbivore | an animal that only eats plants |
| mullet | a fish that mostly eats algae |
| sheepshead | a fish that eats barnacles and crabs |
| plankton | tiny sea organisms |
| chlorophyll | this gives plants their green color |
| flounder | fish with both eyes on the same side |