Seeds and Germination

What You'll Learn

Plants reproduce through seeds or spores. Flowering plants produce seeds inside fruits, while conifers produce seeds in cones. Ferns and mosses reproduce using tiny spores.

Key Words

decomposer
food web

Materials Needed

cotton balls
zip-lock bags
labels

Safety First

Use materials only as directed in the experiment.
Keep small objects away from young children.

Steps

Step 1 — Read

Review the background information on Reaction Rates before starting.

Step 2 — Do

Design a controlled experiment: grow plants under different light conditions (full sun, partial shade, no light). Water equally and measure growth daily for one week.

Step 3 — Observe

Watch carefully for any changes and note the time.

Step 4 — Record

Create a data table to organize your measurements.

Check Your Understanding

Question 1

1 of 3

What is germination?