Curated OER
Effect of pH on the Organisms of Tule Ponds At Tyson Lagoon
In this aquatic organism worksheet, students measure the pH of household solutions and of pond water samples. They compare these to tolerance charts for aquatic macro-invertebrates to complete 5 charts or short answer questions.
Curated OER
Digging up the Dirt on Soil Microbes
Learners are introduced to the idea of soil as a habitat for many different organisms. They are introduced to the links between the biological adaptations of an organism and the physical demands of its habitat. Pupils are introduced to...
Curated OER
Teaching about the Effect of pH on Aquatic Organisms
Students perform experiments to determine the PH, acidity, and buffering qualities of a lake that make them sensitive to acid deposition.
Curated OER
Nutrient Enrichment vs. Oxygen Depletion
Pupils investigate how excess nutrients enter a body of water, and the harmful effects they have on aquatic organisms.
Curated OER
Water Striders
Students analyze water strider behavior. In this water strider lesson, students study the movement and feeding behavior of water striders. Students catch water striders and then generate scientific observations.
Curated OER
Water Quality Sampling
Learners explore the water qualities in Texas. They evaluate the water quality of six different samples by observing and smelling them. They present a list of the cups that contained good water quality based on their observations. They...
Curated OER
Water Quality and Temperature
Students are led through three activities to explore the effect of temperature fluctuations on the growth and survival of aquatic plants, clams, and shrimp eggs.