Curated OER
Bacteria Lab I: Preparing Agar Plates and Culturing Bacteria
Bacteriologists prepare their own agar plates and culture bacteria on them. The procedures for both tasks are delineated, and questions are posed, but no materials list is printed. Also, the exact amounts of water and nutrient agar are...
Nuffield Foundation
Making a Streak Plate
Cultivate bacteria with a straightforward lesson featuring agar. Scholars create a streak plate on agar to ideally create colonies of bacteria or yeast that are growing separately from each...
Curated OER
Bacteria Lab II: Effect of Bacteriocides
Written to follow "Bacteria Lab I: Preparing Agar Plates and Culturing Bacteria," also found via the Lesson Planet site, this lab sheet instructs your microbiologists to test a bacteriocide for effectiveness. In the preceding lab, they...
Nuffield Foundation
Digestion of Protein: Microbes
Milk the resource for all it's worth. Young biologists perform assay techniques to test the digestion of protein. They place bacterial samples, fungal samples, trypsin solution, and distilled water on a milk-agar plate to see the effects...
Nuffield Foundation
Digestion of Starch: Microbes
Sugar isn't good for you, but it's great for microbes. A simple experiment has pupils investigate the digestion of starch by microbes to produce sugars. They apply two bacterial cultures, an amylase solution, and distilled water on a...
Curated OER
Backyard Bacteria
Students demonstrate safe ways to handle bacteria, prepare agar plates, and grow bacterial cultures. They identify different kinds of bacterial colonies, and devise a controlled experiment.
Curated OER
Identification of Positive Streptococci
After being introduced to the genus Straptococcus, biology buffs set up agar plates, esculin slants, and salt broth tubes with different species to test. The level of laboratory skills required to perform this activity makes it most...
Baylor College
Microbes Are Everywhere
In a nutshell, your class will culture bacteria from their choice of surfaces. You will need to prepare or purchase agar plates. If you are new to this classic biology activity, this resource carefully walks you through the process of...
Curated OER
DEMONSTRATING AN EPIDEMIC
Learners 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
Multiplying Microbes
Ninth graders investigate the techniques of culturing bacteria. They culture bacteria using agar plates. Students identify and describe some environmental conditions that effect bacteria growth.
National Nanotechnology Infrastructure Network
The Effects of Colloidal Silver on Microbial Growth: Investigating Snake Oil Science
Can your classes solve the problem of the smelly sweat sock? Young scientists complete a lab investigation that begins by using electrochemistry to generate colloidal silver. They use their solutions to test the rate of microbial growth...
Curated OER
Hazards of Defrosted Food
Peas spoilage hot, peas spoilage cold: examine the bacterial growth on newly defrosted peas versus peas that have been defrosted for 24 hours. Using the session one questions in the "Microbes and Food Spoilage" PDF, learners will make...
Curated OER
Life Traps
Students participate in a lab activity in which they collect microbes on an agar plate. After discussing microbes and where they might be found, they trap microbes in the Petri dishes following specific guidelines. They observe any...
Curated OER
Antiseptic Nature of Plants
Students investigate the concepts of homeostasis, competition, pathogens, and antiseptics. They conduct an experiment that compares the antiseptic properties of native plants by growing bacteria on agar plates containing plant extracts,...
Curated OER
Aseptic Technique
In this microbiology worksheet, young scholars complete 7 conclusions questions about the aseptic technique they performed in a group lab.
Curated OER
Bacterial Transformation: Laboratory Experiment
Students participate in a group lab in which they complete the process of bacterial transformation. If lab procedures are followed correctly, Students see their results in a few days...bacteria glowing green.
Curated OER
How Many Bacteria on Your Food?
High schoolers discuss and conduct a food safety experiment which looks at bacteria and food poisoning. They swab the other area of some food and grow bacteria in an agar plate.
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...
Sea World
Marine Animal Husbandry and Training
Step into the role of a zoo director with several activities about animal training and running a zoo. Kids calculate the amount of food each animal needs, design a habitat for penguins, decide how to breed bottlenose dolphins, and train...
Curated OER
Funky Fomites and Aseptic Microbiology Techniques for Bacterial Isolation
High schoolers listen to a lecture on the purpose of practicing aseptic technique as well as an explanation of how to practice them. They practice aseptic technique by plating bacteria in order to isolate individual colonies of bacteria....
Curated OER
Capturing Bacteria Growth
Students grow bacteria. In this bacteria growth lesson, students allow bacteris to incubate for 2-3 days. The teacher uses a document camera to show how to remove the bacteria from the plate. Students remove a small sample of bacteria...
Curated OER
Bacteria's Role in Food
Students grow bacteria cultures on agar in petri dishes and do a plate count. They participate in a yogurt making lab to see how bacteria produce lactic acid. They prepare a recipe and identify fungi, fermentation and the role of...
Curated OER
On the Microbe Trail: Bacteria and Aseptic Technique
Students pour, label, streak, seal and store plates in an incubator. They identify areas in their environment that provide a rich fauna of microbes once they have been swabbed. They identify areas of contamination through a laboratory...
Curated OER
Producing a Strain of E. coli that Glows in the Dark
Students observe the experimental process called bacterial transformation and demonstrate phenotype changes in bacteria that have been transformed with an antibiotic-resistance gene and a metabolic marker. They create a luminescent...