Curated OER
The Flower and the Fly
It's like a biological "Beauty and the Beast!" The fascinating mutualism between a South African meganosed fly and a deep-throated geranium builds a case study in coevolution for your biology buffs to analyze. After reading about this...
Alabama Learning Exchange
Make a Difference!
We are very dependent upon other life forms around us to survive. Here, scholars explore relationships in the ecosystem with the help of Auntie Litter and the pollution patrol. They imagine a world without grass, making connections to...
Curated OER
Symbiotic Relationships
Offering a comprehensive overview of symbiotic relationships, this presentation would be a great way to introduce or review material covered in a biology class. There are definitions, examples, and a quiz on the meaning of parasitism,...
Curated OER
Tree Seedling Planting- My Relationship and Responsibility to our Forests
In this trees lesson plan, 4th graders read the book, A Tree is Growing and complete a KWL chart on how trees grow and how they are used. Students research the symbiotic relationship of humans and trees, create tree collages, plant a...
Science Education Resource Center at Carleton College
Serc: It Takes Teamwork: How Endosymbiosis Changed Life on Earth
A tutorial on symbiotic relationships that explores the differences between prokaryotic and eukaryotic cells as well as the origins of eukaryotic organelles possibly being from endosymbiotic relationship. This tutorial also offers...
CK-12 Foundation
Ck 12: Endosymbiosis the Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Learn about the evolution of eukaryotes which is explained by the endosymbiotic theory.
CK-12 Foundation
Ck 12: Episd: Evolution of Eukaryotes
[Free Registration/Login may be required to access all resource tools.] Take a close look at the endosymbiotic theory scientists have developed to explain the evolution of eukaryotes. Understand that chloroplast and mitochondria used to...
CK-12 Foundation
Ck 12: Episd: Symbiosis
[Free Registration/Login may be required to access all resource tools.] Identify and understand the various types of symbiotic relationships. Recognize the three primary kinds of symbiosis.
CK-12 Foundation
Ck 12: Episd: Coevolution
[Free Registration/Login may be required to access all resource tools.] Find out how coevolution can occur in nature and identify the endosymbiotic theory.
CK-12 Foundation
Ck 12: Life Science: Symbiotic Relationships of Fungi
[Free Registration/Login may be required to access all resource tools.] Fungi don't live in isolation. They often interact with other species. In fact, fungi can be dependent on another organism for survival. When two species live close...
Science Struck
Science Struck: Examples of Commensalism
Describes examples of commensal relationships in the natural world.
Science Struck
Science Struck: Mutualism Relationships
Learn how mutualism benefits the organisms in a symbiotic relationship and what the different types of mutualism are. Provides lots of examples.
PBS
Nh Pbs: Nature Works: Decomposers
This site gives a detailed overview of "decomposers": bacteria, fungi, and earthworms. Content includes a look at how decomposers contribute to a symbiotic relationship.
A to Z Teacher Stuff
A to Z Teacher Stuff: The Great Kapok Tree (Lesson Plan)
Help your learners develop an understanding of a rain forest ecosystem and the environment through this social studies lesson.
Other
Voyage to the Deep: Tubeworm
This is a very brief overview of tubeworms, a hydrothermal vent marine animal.
Sophia Learning
Sophia: Symbiotic Relationships: Lesson 2
This lesson will introduce the three types of symbiotic relationships and give examples of each. It is 2 of 4 in the series titled "Symbiotic Relationships."
Sophia Learning
Sophia: Symbiotic Relationships: Lesson 4
This lesson will introduce the three types of symbiotic relationships and give examples of each. It is 4 of 4 in the series titled "Symbiotic Relationships."
Science Struck
Science Struck: Symbiotic Relationships in the Desert
Describes three types of symbiotic relationships that can be found in a desert biome.
BiologyWise
Biology Wise: What Are Nitrogen Fixing Bacteria
Describes symbiotic relationship between leguminous plants and nitrogen-fixing bacteria. Explains the mechanism the bacteria use to fix nitrogen, the chemical formula involved, and different types of nitrogen-fixing bacteria.