Annenberg Foundation
Annenberg Learner: The Habitable Planet: Ecology Lab
Create the parameters of your own ecosystem by choosing which producers and consumers live there. Visualize how the food web operates and species populations change. This simulator mimics the food web within a typical ecosystem and gives...
Texas Education Agency
Texas Gateway: Competition of Abiotic and Biotic Factors
This tutorial explores abiotic and biotic factors with videos and interactive activities.
Concord Consortium
Concord Consortium: Stem Resources: Experiment With Ecosystems
Learn what happens to different populations of organisms as their ecosystem changes. Design your own experiment and make your own guesses with what the result will be with this virtual ecosystem. Also experiment with producer/consumer...
CK-12 Foundation
Ck 12: Episd: Limiting Factors to Population Growth
[Free Registration/Login may be required to access all resource tools.] Recognize limiting factors to the population growth and understand how the factors influence the growth in poplution.
CK-12 Foundation
Ck 12: Earth Science: Population Size
[Free Registration/Login may be required to access all resource tools.] How environmental factors put limits on population sizes.
CK-12 Foundation
Ck 12: Life Science: Population Growth Patterns
[Free Registration/Login may be required to access all resource tools.] What does population growth mean? You can probably guess that it means the number of individuals in a population is increasing. The population growth rate tells you...
CK-12 Foundation
Ck 12: Life Science: Limiting Factors to Population Growth
[Free Registration/Login may be required to access all resource tools.] For a population to be healthy, factors such as food, nutrients, water and space, must be available. Limiting factors are resources or other factors in the...
CPALMS
Florida State University Cpalms: Florida Students: Limits to Population Growth
Explore biotic and abiotic factors that can influence the growth of populations of organisms in this interactive tutorial.
The Wonder of Science
The Wonder of Science: Ms Ls2 1: Effects of Resource Availability
Work samples, phenomena, assessment templates, and videos that directly address standard MS-LS2-1: effects of resource availability.