Curated OER
Terrestrial Sequestration - Photosynthesis and Cellular Respiration
Learners investigate how plants absorb carbon dioxide during photosynthesis. In this biology instructional activity, students differentiate photosynthesis and cellular respiration. They discuss the important role of plants in the...
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Respiration
Young scholars study the gas exchanges that occur during cellular respiration. They observe what happens as a result of a number of variables on the rate of respiration. They use microrespirometers to measure the oxygen consumption of...
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Alcoholic Fermentation in Yeast
Biology learners investigate the effect of sucrose concentration on yeast alcoholic fermentation. During the lesson,they compare and contrast the processes of cellular respiration and alcoholic fermentation. They design an experiment to...
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Photosynthesis Investigation
Can scientists increase the rate of photosynthesis to help clean the air? Scholars complete an experiment determining net photosynthesis. Then, they apply knowledge from the activity to design their own investigations of the factors that...
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Studying Plant Development Through Metabolic Activity
A hands-on activity which allows students to learn about cellular respiration. This lesson contains a range of investigations testing the rates of cellular respiration to demonstrate the relationship between metabolic rates of...
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Does Size Matter?
Young scholars explore the surface area to volume ratio in cellular respiration. While participating in an interactive lab experiment, they examine proportional surface area and discuss nanotechnology. Students observe the...
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Cell (Biology)
Students conduct a series of activities to explore the nature of cells. In this biology activity, students observe plant and animal cells under the microscope and compare them. They differentiate osmosis and diffusion.
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Respiration Challenge
Students use limited data and their prior knowledge to solve problems focused on various inhibitors of respiration in this lesson on cellular respiration in a molecular level. This lesson includes a student handout and a pre-activity...
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Breaking It Down
Seventh graders explain the mechanism of digestion. In this biology activity, 7th graders perform an iodine test to check for the presence of starch. They discuss how energy travels through the food chain.
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Respiration in Sammy's Cells
Students practice translating biological ideas into graphical representations and explore respiration in the context of an exercise session in this 50 minute lesson on aerobic and anaerobic respiration. The lesson includes a question...
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Why Muscle Biology?
Students research and define a muscle biology research question and organize an experiment to address the question utilizing either NADH staining or acid buffering. They analyze data as well as draw conclusions about their research....
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Biology: Understanding Cellular Organelles
Young scholars distinguish the differences between Prokaryotic and Eukaryotic cells. Using microscopes, they examine a variety of plant and animal cells. Working in groups, they draw and label plant and animal cells and show the...
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Got Gas? How Much?
Students perform an experiment that measures respiration. In this performing an experiment that measures respiration lesson, students discuss aerobic and anaerobic respiration. Students measure the gas produced by putting yeast in...
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Photosynthesis
Students conduct a variety of experiments on photosynthesis. In this biology lesson, students identify the factors required for the process to occur. They perform computerized experiments to test the amount of oxygen produced when plants...
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Glucose
Learners conduct various experiments on glucose. In this biology instructional activity, students differentiate the process of diffusion and osmosis. They test different foods for the presence of glucose and starch.
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The Effects of Photosynthesis on Plant Growth
Students are able to draw a diagram of the light reactions and briefly describe what is occurring throughout the process. They are able to explain where each reactant/product in the photosynthesis equation comes from/goes during the...
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The Effects of Photosynthesis on Plant Growth
Students examine the process of photosynthesis; its products and reactants, and the sequence of the process. They diagram the light reactions, record observations of plants, and discuss how difficult it is to measure plant growth as it...
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Biotech in a Bag
Students carry out a series of experiments using self-locking plastic baggies. Each experiment demonstrates a phenomenon or principle of biotechnology.
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Glucose Factory
Fourth graders determine, through laboratory activity, the presence or absence of glucose in a variety of plant leaves and stems. They work in groups and perform a three part laboratory which shows them how plants convert sunlighht to food.
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Oxygen Factory
Fourth graders examine the interdependence of the oxygen and carbon dioxide cycle in an ecosystem through a laboratory investigation. After a lecture/demo, 4th graders complete the lab in groups.
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Time Lapse Seed Germination with the QX3 Intel Digital Microscope
Learners use the time-lapse feature of the QX3 Intel Digital Microscope
to observe germination of seeds. They use the QX3 Intel Digital microscope to create time lapse video films of seed germination experiments.