Curated OER
Using Magnetotactic Bacteria to Study Natural Selection
High schoolers demonstrate that living organisms may possess incredible adaptations which enable them to survive. They observe bacteria that are able to orient themselves using the Earth's magnetic field and formulate a hypothesis as to...
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Active Ingredient Screening Test for Plants
Students explore the growth of bacteria. They determine if various plant materials contain active ingredients that inhibit the growth of bacteria. In addition, they complete a student data sheet.
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Selecting Soil Organisms in Compost
Students conduct an experiment to demonstrate that many of the enzyme systems needed to break down society's wastes exist in nature among the decomposers in a compost pile. They culture compost bacteria on starch agar to examine the...
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E.coli and their Human Environment
Pupils observe how environmental changes (antibiotics) can affect the growth of E.coli, the rod shaped intestinal bacterium. They use the "F" test for statistical analysis. Students
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The City From the Ooze
Students investigate the life in the mud found around ponds. They create Ooze City using pond mud. Students investigate the various layers that form and what type of organisms are in the mud.
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How Clean are the Laboratory Tables?
Students participate in an experiment in which they test the cleanliness of the lab tables. They practice using different materials and analyze their results. They answer comprehension questions to end the lesson.
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Multiplying Microbes
Learners examine environmental conditions that effect bacteria growth. They culture bacteria, design and conduct an experiment, and identify the conditions that effected the bacteria growth using the scientific method.
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Disease
Students study the differences between viruses and bacteria. They educate others to the harms and benefits of each by making a newspaper ad, pamphlet or informative article.
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Cavern Life: The Food Web
Students explain the importance of elements on a food web. They realize that without light there can be no life. They perform various activities based on grade level.
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Palm Use in Biology
Students view bacteria through a microscope. They draw and label the bacteria using microbiology software loaded onto their Palms.
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Can Bacteria Arise from Non-living Things?
Fourth graders, in groups, determine whether bacteria arises from non-living things,
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Micro-organisms
Students examine how micro-organisms are living organisms that are often too small to be seen. They explain that micro-organisms may be beneficial or harmful.
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Cleanliness
Students identify ways that staying clean contribute to good health. They perform an experiment involving potatoes and washed and unwashed hands, observing the results. They complete a cleanliness chart, checking off each healthful habit...