18
Lesson 18 of 84 · Reaction Rates
ExperimentThe Rainforest Ecosystem
What You'll Learn
Organisms in an ecosystem depend on each other. Producers make food, consumers eat other organisms, and decomposers break down dead material to recycle nutrients.
Key Words
- pollination
- photosynthesis
- vertebrate
Materials Needed
- magnifying glass
- paper towels
- markers
- tape
- small pots
- cotton balls
Safety First
- Wear safety goggles when mixing liquids.
- Wash hands after handling materials.
Steps
Step 1 — Read
Read the introduction and identify the main idea of this lesson.
Step 2 — Do
Create a detailed food web for a local ecosystem. Include at least 8 organisms and use arrows to show energy flow from producers to top predators.
Step 3 — Observe
Look for patterns in your observations.
Step 4 — Record
Make a graph or chart showing your results.
Check Your Understanding
Question 1
1 of 3What is the role of fungi in an ecosystem?