27
Lesson 27 of 84 · Acids Bases
ExperimentBiomes of the World
What You'll Learn
Animals can be classified as herbivores (plant eaters), carnivores (meat eaters), or omnivores (eating both plants and animals). Their teeth and digestive systems are adapted to their diet.
Key Words
- species
- organism
- habitat
Materials Needed
- soil
- cups
- water
- plastic wrap
- ruler
Safety First
- Be careful with scissors — ask an adult for help if needed.
- Do not look directly at the sun or bright lights.
- Clean up spills immediately to prevent slipping.
Steps
Step 1 — Read
Look at the vocabulary words and write a definition for each in your own words.
Step 2 — Do
Dissect a flower (lily or tulip works well). Identify and label the sepals, petals, stamen, pistil, and ovary. Tape each part to paper.
Step 3 — Observe
Compare the before and after states.
Step 4 — Record
Write your conclusion: did the results match your hypothesis? What would you change next time?
Check Your Understanding
Question 1
1 of 3What organism produces food at the base of most food chains?