Curated OER
From One End to the Other
Seventh graders trace a piece of food through the digestive system. They describe the functions of the mouth, esophagus, stomach, etc.
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Amylase
Students examine what amylase is and its history. In this digestive lesson students study the effect amylase has on starch and how temperature affects the rate of activity.
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Enzymes
Tenth graders test their saliva for enzyme activity. In this enzyme lesson, 10th graders conduct an experiment to test the enzymatic activity of their saliva. They relate the lack of certain digestive enzymes with alcoholism.
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Are Enzymes Specific for Their Substrates?
Young scholars discover enzyme to substrate specificity. The experiment uses samples of glucose and lactose in combination with the enzyme lactase. Students observe the reaction between the lactose and the lactase; the lack of a...
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Stomach Chemistry
Fifth graders compare physical and chemical changes. They perform a simulation experiment/activity that replicates what happens in the stomach as food is digested by stomach acids.
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Human Body Digestion
In this health instructional activity, students find the words that related to the concept of digestion. The answers are found at the bottom of the page.
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Digestive System Crossword Puzzle
For this digestive system worksheet, students complete a crossword puzzle with 21 clues pertaining to digestive system vocabulary.
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Digestive System Crossword Puzzle Answers
In this digestive system worksheet, students are given the answers to a crossword puzzle with 21 clues pertaining to digestive system vocabulary terms.
LABScI
Enzymes: The Spit Lab
Enzymes in our bodies each have a job to do. Learn the factors that affect the activity of some enzymes using the third activity of an informative 12-part biology series. A three-part laboratory activity asks teams to investigate how...
Teach Engineering
Cellular Respiration and Bioremediation
You can breathe easily now that you've found a winning resource. Young biologists learn about the process of cellular respiration, primarily through teacher-led discussion and instruction. They also consider the concept of...
Curated OER
From One End to the Other
Seventh graders become more familiar with how our food is broken down mechanically and chemically. They also trace the food through the alimentary canal.
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Fueling the Body
In this nutrition worksheet, students review the organs and enzymes that are part of the digestive system. Then students review the food pyramid by comparing two menus. This worksheet has 9 fill in the blank, 4 true or false, and 5 short...
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Health Benefits of Rice
Sixth graders examine the health benefits of rice. In this food benefits lesson, 6th graders discover the nutritious benefits of rice. Students research Celiac Sprue disease and how rice benefits the people with this disease.
Biology Junction
Lipids
Humans need lipids to digest and absorb food, yet studies prove having too many lipids correlates to cancer, Alzheimer's, and asthma. Scholars learn the characteristics of lipids and their functions using a helpful presentation. A few...
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Organic Compounds
In this organic compounds worksheet, students practice identifying chemical structures and compare sugars, starches, and lipids. This worksheet has 5 matching and 15 multiple choice questions.
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Small Intestine, Pancreas, Liver, and Gall Bladder
In this small intestine, pancreas, liver, and gall bladder activity, students fill in the blanks with information about these structures of digestion. Students research information about organ of the digestive system given.
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Digestion and Nutrition
In this homeostasis worksheet, students will read about how the food we eat helps our body to maintain homeostasis. Students will complete 1 short answer question and 3 true or false questions.
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Graze Like a Cow
Students explore how a cow digests the grass they eat. In this science/math lesson, students compare the quality of forage. Additionally, students determine the effects of rangeland health on the production.
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The Human Cheek Cell
Students list the parts of cell theory and describe and define vocabulary. In this cell lesson students complete a handout that includes sketching a cell.
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Endocrine System - Hormones
Use this attractive PowerPoint to introduce all the hormones and their functions to your students. As students view each slide, they should be able to see the relevance of many of the chemicals and their interaction with the human body....
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Cellular Respiration: Other Metabolites and Control of Respiration
The feedback mechanisms of metabolism of a variety of substances in the human body. Carbohydrates, lipids, amino acids, and their derivatives are explained. The biochemistry required to explain the metabolic balance and feedback controls...
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What's on Your Plate?
Young scholars demonstrate the path of food in the body. In this biology lesson, students conduct an experiment to determine how large the the digestive system is. They name the different organs involved in the digestive process.
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Ingestion
For this ingestion worksheet, 9th graders fill in the blank about ingestion. Students relate the role of saliva, teeth, and the esophagus to their importance in ingestion.
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Catering Middle-School Science: Monomers, Polymers, and Macromolecules
Students investigate foods. In this biology lesson plan, students will conduct testing on different types of foods as they learn about different molecules that make them up. Students will also learn about the shapes of the molecules.