Soil and Ecosystems

In this biology worksheet, students examine the functions of plant parts while solving the crossword puzzle. This strengthens vocabulary knowledge.

What's in soil? Young scientists study the pH levels of soil from their school yard. They observe the land and area the soil came from to decide if location has anything to do with acidity level.

Soil scientists gain experience with an infiltrometer can to determine the infiltration rates at different locations on campus. If you are using the entire unit, the class has already analyzed water flow and soil types, so they should...

What better way to learn about plant life than by creating a class garden? Young botanists start with a brief discussion about radishes before planting seeds and watching them grow. To determine the importance of water,...

Students list sources of phosphorus in soil. They explain how phosphorus is removed from the soil and used by plants. Students list the symptoms of insufficient or excess phosphorus. Students perform experiments to examine the effect of...

From types of rocks to types of weathering, learners gain knowledge on minerals, composition of soil, and the effects of weathering on Earth.

Students examine the process of photosynthesis; its products and reactants, and the sequence of the process. They diagram the light reactions, record observations of plants, and discuss how difficult it is to measure plant growth as it...

Third graders examine soil samples and explore the what happens in each layer of the subsoil. They work in cooperative groups to create a scroll that shows what takes place in each layer, and discuss why much of the activity is in the...

Understand how the components of soil effect plant growth.

Make soil using local materials and compare plant growth in natural and student-made soil.