Texas Education Agency
Texas Gateway: Competition of Abiotic and Biotic Factors
This tutorial explores abiotic and biotic factors with videos and interactive activities.
Climate Literacy
Clean: Temperature and Precipitation as Limiting Factors in Ecosystems
Students correlate graphs of vegetation vigor with those of temperature and precipitation data for four diverse ecosystems, ranging from those near the equator to the poles, to determine which climatic factor is limiting growth.
CK-12 Foundation
Ck 12: Episd: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Explore ecosystems and ecology on an introductory level uncovering fact about types of ecosystems and the competitive exclusion principle.
CK-12 Foundation
Ck 12: Episd: What Are Biomes?
[Free Registration/Login may be required to access all resource tools.] Students will consider the influences that create different biomes. Recognize and classify the types of biomes.
BBC
Bbc: Gcse Bitesize: Adaptations, Interdependence and Competition Aqa
The abundance and distribution of organisms in an ecosystem is determined by biotic and abiotic factors. Animals and plants have adaptations to allow them to compete for resources.
PBS
Pbs Learning Media: River Rewilding: Advanced Water Quality
In this unit, students will try to improve stream quality and reduce human impacts by taking action.This Advanced Water Quality unit is packaged into three smaller parts: Part 1: Stream Habitat Assessment; Part 2: Macroinvertebrate...
Climate Literacy
Clean: Global Patterns in Green Up and Green Down
Students analyze and explore visualizations and graphs that show the annual cycle of plant growth and decline. They investigate several regions in each hemisphere that have different land cover and will match graphs that show annual...
CK-12 Foundation
Ck 12: Biology: Importance of Biodiversity
[Free Registration/Login may be required to access all resource tools.] Describes the causes of species diversity in an ecosystem, why it is important for an ecosystem to have stable biodiversity, what happens if it becomes unstable, and...
CK-12 Foundation
Ck 12: Biology: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Introduction to ecosystems and other ecological concepts.
CK-12 Foundation
Ck 12: Biology: Ecosystems
[Free Registration/Login may be required to access all resource tools.] Introduction to ecosystems and other ecological concepts.
CK-12 Foundation
Ck 12: Earth Science: Flow of Matter in Ecosystems
[Free Registration/Login may be required to access all resource tools.] In this module, students will learn about the cycles of nature (water, carbon, nitrogen, and phosphorus) that support the flow of nutrient matter through an...
Soft Schools
Soft Schools: Biodiversity Quiz (Ecological Problems)
Take an interactive quiz over ecological problems affecting the environment. After completing the quiz, check your score, and then revisit any incorrect question for further review.
Science Education Resource Center at Carleton College
Serc: Hunting Bears With a Microscope
For this study, students will use lichens and tardigrades (water bears) to investigate their use as bioindicators of key air pollutants.