Howard Hughes Medical Institute
Population Dynamics
Will human population growth always be exponential, or will we find a limiting factor we can't avoid? Young scientists learn about both exponential and logistic growth models in various animal populations. They use case studies to...
Curated OER
Your Body: A Bacteria Incubator!
Students use string, a petri dish, water, wipes, and other materials to collect bacteria from their body. In this bacteria lesson plan, students use ingredients to collect bacteria, observe it, predict what will happen over time, and...
Curated OER
Multiplying Microbes
Middle schoolers 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.
Learning Games Lab
The pH Scale and Meter Calibration
What are the different ways to test for pH? First, scholars explore the pH scale and a common way to test for acidity and alkalinity. Then, they learn about the importance of pH in food safety and why variance in pH could potentially...
Curated OER
Factors Affecting Plant Growth
Students determine the physical and chemical factors that affect plant growth. In this biology lesson, students explain the role of hormones in plants. They investigate how competition with other plants affect their growth.
Curated OER
Factors Affecting Microbial Growth
Students listen to a lecture on four factors that influence microbial growth and they discuss how to test the optimal growth requirements of a designated bacterium. They design and carry out laboratory investigations to test growth of...
Curated OER
DEMONSTRATING AN EPIDEMIC
Students experience a small scale "epidemic," demonstrating the ease with which disease organisms are spread, and enables the student to determine the originator of the "epidemic." They transfer live bacteria by hand contact, then...
Curated OER
Life In the Soil: Home Sweet Home: Red Worms
In this soil worksheet, learners complete 2 pages about the importance of soil in plant growth. Students read about red worms and answer 2 questions about composting. Learners fill out a chart with their observations of plants planted in...
Curated OER
Microorganisms
Though there are seventy-seven slides in this PowerPoint, only small bits of information are presented on each. It outlines the roles microorganisms play in the environment and spends time listing characteristics of each four different...
National Research Center for Career and Technical Education
Safety and Sanitation
Your microbiologists explore the graphing of exponential growth functions using bacteria, like e. coli and salmonella, in a well-written, career and technology lesson plan.
EngageNY
Graphs of Exponential Functions
What does an exponential pattern look like in real life? After viewing a video of the population growth of bacteria, learners use the real-life scenario to collect data and graph the result. Their conclusion should be a new type of graph...
Curated OER
Growing bacteria
Students investigate the growth of bacteria under the right condition. In this biology lesson plan, students observe the growth of bacteria and fungi given the perfect condition to grow. They graph the result and investigate where else...
Curated OER
Phenotypic and Genotypic Changes in Bacteria
Students investigate a rapid method to render the bacterium Escherichia coli "competent" to uptake plasmid DNA. They demonstrate the phenotypic changes associated with transformation. They perform a cell resuspension from the...
Learning Games Lab
Understanding Water Activity
How does water activity play a role in food spoilage? First, the learners think about which types of foods would be best to take on a backpacking trip based on the water activity of different foods. It then walks through why water...
Curated OER
Bacteria Populations
Your young microbiologists will interpret and solve exponential equations in this real-world context task set in a hospital research scenario. Learners think in terms of the functions as well as their rates of change.
Curated OER
Soil Microbiology- Nitrogen cycle
Students take a virtual trip to a Catfish Aquaculture Pond and analyze soil bacteria to determine how many nitrogen cycle bacteria are present. They graph the number of colonies present and use data to determine ammonium levels in the soil.
Curated OER
Demonstrating an Epidemic
Students use an experiment that allows them to experience a small scale "epidemic", demonstrating the ease with which disease organisms are spread. Students determine the originator of the epidemic. They transfer live bacteria by hand...
Curated OER
Chapter 2 Word Search Puzzle
In this advanced science terminology worksheet, students research, define and discuss fourteen key terms associated to bacteria and then locate each one in a word search puzzle.
Curated OER
Bacterial Transformation
Students discuss a bacterial experiment they previously performed and complete a pre-assessment. They participate in a lecture discussion given by the teacher through PowerPoint and then complete a cartoon worksheet and post-assessment.
Curated OER
Chapter 16, Food Biotechnology
Although the points given on these slides are valid, the visual accessibility is poor. Consequently, many viewers would be distracted or entirely unable to view the presentation. The content is a review of microorganisms and their...
Curated OER
Which Household Cleaners or Soaps Work Best Against Bacteria?
High schoolers experiment to determine the efficacy of various household cleaning products and soaps as antibacterial agents. They work in groups to complete this four part lesson series which includes identifying household bacteria,...
Curated OER
PHENOTYPIC AND GENOTYPIC CHANGES IN BACTERIA
Students use a rapid method to render the bacterium Escherichia coli "competent" in order to uptake plasmid DNA. They also have growth on the plain LB plates by the untransformed cells (which serve as controls). Students perform a cell...
Curated OER
An Investigation into Effects of Rhizobium Soil Bacteria on Nitrogen Availability
Students identify the control and the variables in the experiment. They describe the growth of plants with and without nitrogen fixing bacteria, then name the bacterium responsible for making nitrogen available to the plant.
Curated OER
Sour Milk Experiment
Students experiment with milk to understand the importance of pasteurization. In this pasteurization instructional activity, students learn background knowledge about bacteria in milk and the process of pasteurization. They complete an...
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