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Did you mean: bio accumulation
- Grade Range
- 9th - 12th
- Rating
Students explore the dangers of eating high levels of mercury and how small amounts of mercury in water accumulate in greater quantities in organisms higher in the food chain. They list the health of effects of high levels of mercury on humans. Full Review »
- Grade Range
- 4th - 6th
- Rating
Students examine food chains and the chemical selenium in the food chains. They discover how a chemical can accumulate through the chain. They also discover how they can be exposed to toxins by eating the animals and plants exposed. Full Review »
- Grade Range
- 11th - 12th
- Rating
Students examine a scientific study regarding synthetic musks. They read and discuss an article, answer discussion questions, define key vocabulary terms, break down chemical formulas for musks, and interpret data results. Full Review »
- Grade Range
- 3rd - 4th
- Rating
Students observe a demonstration using colored water and bread, which shows them the effects concentrated toxins have on marine animals. Full Review »
- Grade Range
- 9th - Higher Ed
- Rating
Students complete an environmental simulation. A mysterious illness infects more than a dozen people during a summer in Kildare, USA, and the possibility of an epidemic is sending fear throughout the town. Students play the parts of environmental health investigators to find what is causing the illness, how it is being spread, and what should be done in order to resolve the problem. Full Review »
- Grade Range
- 5th - 12th
- Rating
Students demonstrate the concepts of diffusion and osmosis, along with a model organism's response to exposure to two simulated environmental toxins. They predict how the rate of diffusion is affected by the temperature of water. Full Review »
- Grade Range
- 6th - 10th
- Rating
Students explore the effects of bioaccumulation on the whale population. They investigate what persistent organic pollutants can do to an organism and How levels of toxins in organisms increase up the food chain. Full Review »
- Grade Range
- 3rd - 5th
- Rating
Students discuss current knowledge of killer whales. They reflect on ways they can make changes to reduce chemicals in the food chain. Students create a poem, drawing, poster, or writing about making a difference. Students write a letter to the Ministers of Environment about their concerns. They plan further action and apply what they learned. Full Review »
- Grade Range
- 6th - 12th
- Rating
Students review the basic concepts of the food chain. In small groups, they research an organism and create a food web. In addition, they study biomagnifications and write a brief essay or make a poster informing others about the dangers of biomagnifications of pollutants. Full Review »
- Grade Range
- 7th
- Rating
Students identify characteristics and types of killer whales. After reviewing background information, students answer questions about whales. They observe a PowerPoint presentation concerning the food chains of resident and transient killer whales and then play a "food chain game." Students brainstorm ways to reduce the chemical load in the environment. Full Review »
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