Biology Junction
Energy Flow in an Ecosystem
Every living thing requires a food source, thus the interconnections in ecosystems become complex. Scholars learn about these interconnections in a presentation on energy flow. It starts with the sun and moves through many different...
Biology Junction
Energy Flow Through an Ecosystem: Food Chains, Food Webs, and Energy Pyramids
When a minnow eats a piece of plastic, that garbage often tracks through multiple animals, causing harm to each as it passes through the food chain. Scholars learn about food chains, food webs, and energy pyramids with a presentation. It...
Howard Hughes Medical Institute
Creating Chains and Webs to Model Ecological Relationships
The sustainability of an ecosystem depends on many factors and changes constantly. Young scholars consider these factors as they use a set of cards to create food webs. They review key scientific vocabulary such as predator, prey,...
Montana State University
Everest Extremes: Biodiversity
How many animals can live in a climate as cold as Mount Everest's? Find out with a science lesson all about biodiversity. Activities include research, presentations, group work, coloring maps, and a simulation of a food web.
Howard Hughes Medical Institute
Lesson 4: Gorongosa's Food Webs
Who eats who in the savannas of Africa? Explore trophic levels with part four of an eight-part series of lessons focused around Gorongosa National Park. After young explorers identify animals using trailcam images, they construct a food...
Howard Hughes Medical Institute
Modeling Trophic Cascades
In the ecological game of who eats who, one small change can have a big impact! Individuals create food chains in an array of ecosystems, then determine what happens to organisms in the chain when one organism changes its feeding...
Howard Hughes Medical Institute
Modeling Food Webs in Darién, Panama
It's a jungle out there! Young biologists journey to Darien, Panama to examine the intricate relationships between the organisms that inhabit the jungle. Groups begin by demonstrating an understanding of energy flow in ecosystems, then...
Science Matters
Post-Assessment
Twenty questions make up an assessment designed to test super scientists' knowledge of ecosystems. Scholars answer multiple-choice and short-answer questions about organisms, food chains, energy flow, and more.
Science Matters
Formative Assessment #3
Thirteen short-answer questions follow a brief food web activity in a formative assessment designed to test knowledge of ecosystems and the energy that flows through them.
Science Matters
Energy Flow
Budding scientists work collaboratively to reenact energy flow in a food chain. Scholars take on roles such as producer and consumer and perform tasks that symbolize energy flow in order to provide evidence of how much energy passes...
Science Matters
Crawly Composters
Get your hands dirty with an interactive lesson that showcases the process of decomposing and returning nutrients back into the soil. After building a compost pile, pupils regularly observe the ways worms help with changes to the soil...
Science Matters
Matter Cycles — Sum It Up
Scholars become part of the cycle of matter with a reader's theater that showcases producers, consumers, decomposers, and the sun. A diagram and discussion concludes the learning experience and enhances comprehension.
Science Matters
Ecosystem Pre-Assessment
Test scholars' knowledge of ecosystems with a 20-question pre-assessment. Assessment challenges learners to answer multiple choice questions, read diagrams, and complete charts.
Channel Islands Film
Natural Resources, and Human Uses of Plants and Animals
As part of their study of the restoration projects on Santa Cruz Island, class members demonstrate their understanding of the connections among plant life, animals, and the actions of humans by crafting a model that reveals these...
Channel Islands Film
Human Impact on the Food Web of Santa Cruz Island
What happens when a non-native species is introduced onto an island? Santa Cruz Island, part of the Channel Island chain located off the coast of southern California, provides the perfect laboratory for young environmental scientists to...
Teach Engineering
Food Chains and Food Webs - Balance within Natural Systems
Feast on an informative resource. Scholars learn about food chains and food webs and how these interactions give information about the natural community. A PowerPoint presentation provides information about this concept.
Chicago Botanic Garden
Nature Walk and Ecosystem Introduction
A food web has no organism higher than a tertiary consumer because there wouldn't be enough energy left to sustain them. The fourth installment in a seven-part series begins with a nature walk to get pupils thinking about their...
Teach Engineering
Constructing Sonoran Desert Food Chains and Food Webs
Investigate desert biomes by creating food chains and food webs. Groups first research feeding habits of organisms in the Sonoran Desert. This information helps pupils draw food chains and webs to determine relationship between organisms.
New South Wales Department of Education
The Mangroves
Mangroves are a nursery for a variety salt-water organisms. Learners explore the mangrove ecosystem through audio, video, and/or images, to see the organisms that live in this environment and make food chains pertaining to this...
Polar Trec
Bering Sea Fabulous Food Chain Game
In spring, the Bering Sea turns green due to phytoplankton, which live at the surface, experiencing a population explosion. Groups of scholars play a food chain game, writing down food chains as the game is played. After five to six...
Teach Engineering
The Great Pacific Garbage Patch
The Great Pacific Garbage Patch is one of several garbage patches around the world where garbage accumulates naturally. As part of a GIS unit that combines oceanography, environmental science, and life science, class members investigate...
DePaul University
Contrast and Evaluate Fact and Opinion
How can you tell when an author is expression an opinion or stating a fact? Use two short reading selections to emphasize the difference between a statement that you can prove and one that you can't. The first passage explains food...
It's About Time
Who Eats Whom?
Packed with visual aids and multiple learning opportunities, an engaging exercise challenges individuals as they explore the role of producers, consumers, and decomposers. After discussing differences between food chains, food...
Wildwood Trust
Habitats
The circle of life is all around us, from the black bears in the nearby mountains to the pile of dead leaves in the backyard. Encourage young scientists to take a critical look at the world around them with a set of lessons about natural...