Curated OER
Examining the Stages of Ecological Succession
In this ecological succession worksheet, students answer questions about the process of succession in four ponds given diagrams and descriptions.
Curated OER
A Survey of Plankton Communities
In this biology worksheet, students identify and define the vocabulary terms listed and make a prediction about the outcomes of the experiment. Then they complete the chart of the observations of the plankton diversity in drops of pond...
It's About Time
The Nitrogen and Phosphorous Cycles
How do we affect the ecosystem, and what can we do to preserve it? Pupils explore chemicals that promote and inhibit plant growth, then discuss the importance of nitrogen and phosphorus to the survival of organisms and describe how...