Scholastic
Scholastic: Study Jams! Science: Ecosystems: Symbiosis
Symbiosis is featured in this video to help students understand the process through an engaging video. Know terms like parasites and mutualism to be successful on the test.
MadSci Network
Symbiotic Relationships in the Deciduous Forest
A brief definition of symbiotic, followed by explanations of mutualism, commensalism, and parasitism.
Palomar Community College District
Palomar College: Parasitic Flowering Plants
The ecology and natural history of plants that live at the expense of other organisms is described in detail at this site from the Palomar College. Great material for a report or presentation.
Other
Ascaris of the Colon: Intestinal Parasite Ascaris Lumbricoides
General information about the ascaris lumbricoides, including: etiology, pathogenesis, epidemiology, general gross description, general microscopic description, and clinical correlation.
Peace Corps
Peace Corps: Working With Environmental Issues
Water is a concern for the health through parasites and diseases in West Africa. This instructional activity emphasizes the importance of clean water.
Other
Implications of Sequencing Caenorhabditis Elegans Genome for Plant Nematology
From The American Phytopathological Society, this is a detailed discussion of the genomic sequencing of a type of nematode which is a plant parasite, including how knowledge of the genome structure might make it possible to create crop...
World Health Organization
World Health Organization: Malaria
An extensive overview of the Plasmodium parasite that cause malaria. Topics include distribution, causative agent, transmission and symptoms.
National Geographic
National Geographic: Ecological Relationships
In this lesson, students learn about different types of ecological relationships, including symbiosis, mutualism, commensalism, and parasitism. Includes handouts and a vocabulary list with definitions.
Other
Pde Sas: Relationships Among Organisms
In this lesson, students compare various types of relationships among organisms (i.e., biotic interactions). Students will: explain the roles of producers and consumers, and predators and prey in an ecosystem. Explain the levels of order...
DOGO Media
Dogo News: Crafty Wasps Turn Spiders Into Web Weaving Slaves
Read about the effect a certain parasitic wasp can have on spiders. Includes video.
NC State University
North Carolina State University: Symbiotic Relationships
Includes a description of symbiosis in general, then lists and defines types of symbiosis including mutualism, commensalism, parasitism, competition, and neutralism. Includes a chart which summarizes the different types of relationships....
Texas Education Agency
Texas Gateway: Symbiosis
Given scenarios or illustrations, the student will determine the nature and type of relationship between organisms, including parasitism, commensalism, mutualism, and competition.
BiologyWise
Biology Wise: Information on Sea Lice
Read about sea lice, a marine parasitic organism that is especially harmful to salmon. Describes its life cycle and issues related to farmed salmon. Also discusses what happens to a human who is bitten and how people can protect...
Curated OER
Kids Health: Hey! A Louse Bit Me
This site is provided for by Kids Health. A louse is a parasite that sometimes lives on the heads of people. Read more about lice, how to avoid them, and what to do if you do come in contact with them.
Merck Sharp & Dohme Corp.
Merck Manual: Parasitic Infections: Trichinosis
Scroll down to the middle of this page on parasitic infections for information on trichinosis. Read about the signs and symptoms, prevention, and treatment.
Other
The Sea Slug Forum: Symbiosis and Commensalism
Question and answer site that contains a discussion of commensalism as it pertains to sea slugs. Nice photographs of aquatic commensalistic relationships.
Climate Literacy
Clean: Climate Change and Disease
Students research the relationship between hosts, parasites, and vectors for common vector-borne diseases and evaluate how climate change could affect the spread of disease.
Centers for Disease Control and Prevention
Centers for Disease Control: Schistosomiasis
Fact sheet on schistosomiasis. Includes common questions and references.
Biology Pages
Kimball's Biology Pages: The Protists
A brief, but informative paragraph describing the parasitic nature of sporozoans, part of a larger page about single-celled organisms.
Estrella Mountain Community College
Online Biology Book: Biological Diversity: Viruses
Through full-color images and concise information, learn about the intracellular parasites, viruses.
Other
Utah Department of Health: Amebiasis (Amebic Dysentery) [Pdf]
Frequently asked questions about amebiasis, an intestinal illness caused by a parasite, "What is Amebiasis?", "Who gets Amebiasis?", symptoms and many other details of the illness are explained in detail.
Khan Academy
Khan Academy: Prokaryote Interactions & Ecology
Learn about cooperation and "multicellularity" in prokaryotes including mutualisms, commensalisms, parasitisms. Also find out the role of prokaryotes in the carbon and nitrogen cycles.
World Health Organization
World Health Organization: African Trypanosomiasis
A thorough summary of the parasite which causes African sleeping sickness. Topics include agents of transmission, geographical distribution, symptoms, life cycle and treatment options.
The Association of the British Pharmaceutical Industry
Abpi: Infectious Diseases
A self-paced lesson on infectious diseases including bacterial, fungal, viral, and parasitic infections. Each disease featured discusses symptoms and treatment.
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