PPT-Mutualism & Commensalism

Photo of hawk moth potentially pollinating Dianthus from Wikimedia Commons Facilitation in other words means benefits outweigh costs Commensalism 0 Mutualism . Symbiosis. Mutualism. A relationship in which . BOTH. species benefit.. Mutualism Examples. Mutualism Examples. How does the sea anemone benefit?. . ______________________________________________________________. Photo . of hawk moth potentially pollinating . Dianthus. from Wikimedia Commons . Facilitation . – in other words, “+” means benefits outweigh costs. Commensalism. . =. +/0. Mutualism. . =. Mutualism. Mistletoe grows on trees. It sends its roots into the tree and uses the nutrients that could otherwise be used by the tree. Therefore, the tree does not get to use all the nutrients and usually dies.. 7. th. Grade Science. Objectives of the Symbiotic Relationships Lesson. Students will investigate how organisms or populations interact with one another through symbiotic relationships and how some species have become so adapted to each other that neither could survive without the other. (Ohio Academic Standards LS 7.1). Many species are interdependent through relationships of SYMBIOSIS.. SYMBIOSIS. SC.G.1.4.1. Symbiosis exists when organisms of two or more different species live in close association with each other for the benefit of one or both.. Environmental Science with Ms. . Kohnke. Color of the day: . RED. Objective. Students will understand and identify the meaning of symbiosis and its variations. Symbiosis. A close relationship between two different organisms. B-6.1: Explain how the interrelationships among organisms (including predation, competition, parasitism, mutualism, commensalism) generate stability within ecosystems.. What is Ecology?. The study of the relationships between organisms and the environment. Definitions. Population- . A group of the same species living in the same area. , potentially interacting with each other.. Community- . A group . of . different species living in the same area. , potentially interacting with each other.. Kohnke. Color of the day: . RED. Objective. Students will understand and identify the meaning of symbiosis and its variations. Symbiosis. A close relationship between two different organisms. Overtime, species in close relationships may . th. 2016. Shape of the Day. . 10 – 15 minutes. – Run through lecture at breakneck speed. . Rest of Block. – Organism Research . in . Library . Learning Objectives . . Define symbiosis . Define . What are the different kinds of symbiosis?. What are some examples of symbiosis?. Our goal for today is to answer these questions:. What is symbiosis?. the act of living together. What it means:. . Two organisms that live together. in an. ECOSYSTEM . interact?. ORGANISMS . in an ecosystem interact with plants, animals and their. ENVIRONMENT. .. INTERACTIONS . can cause populations to. INCREASE . or . DECREASE. .. INTERACTIONS . Ants and acacia trees. Symbiosis. Ecology Unit. Chapter 2. Take out your journals and copy down the “I Can” statement. for #6 in your Electronic Journals.. Symbiosis. What is symbiosis?. Close. and . What is Ecology?. Ecology = . the study of . relationships. among living organisms and the interactions with their . environments. . . Ecologist = . a scientist who studies ecology . Perform tests in organisms’ environments.