Plan for today Part 1 Wrap up the food web virtual lab from Last week #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Plan for today Part 1 Wrap up the food web virtual lab from Last week Take out your instruction sheet and data tables Part 2 Notes and activity on Symbiosis

Title today’s notes DAY 4 Ecosystem Relationships #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Title today’s notes DAY 4 Ecosystem Relationships

Ecosystem relationships “What separates humans from other creatures is our ability to care about others.” QOD (5 min) What do you think about the quotation above? Do you think it is true that humans are the only animals that care about each other?

#1.5 Aim: How do organisms in an ecosystem interact?

Relationships in nature #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Relationships in nature In the food web virtual lab we looked at 1 kind of relationship. Pedator-Prey There are other ways that organisms interact.

Symbiosis Use the ipads to look up symbiosis and the three types of symbiosis-commensalism, parasitism, and mutualism. Make a pamphlet. Front panel: Define Symbiosis Inside: Define each type of symbiosis with an example of each. Include some kind of image for each On the 2 remaining back panels, include predation and cooperation.

Symbiosis Symbiosis – living together #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Symbiosis Symbiosis – living together

#1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 #1) Commensalism Commensalism –one organism benefits, and the other is neither helped nor harmed (+, 0). Ex: barnacles on whales

#1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 #2) Parasitism Parasitism –one organism lives in or on another organism, and harms it (+, -). Ex: tapeworm in humans The “head” that attaches to your intestines 

#1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 #3) Mutualism Mutualism –both organisms benefit from the relationship (+, +). Ex: insects pollinating flowers

Name of poster: Ex: Human head lice #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Name of poster: Ex: Human head lice picture Type of interaction Ex: parasitism Definition of relationship Ex: In this interaction, one organism lives in or on another organism, and harms it Description of specific relationship Ex: Head lice are small parasitic wingless insects that…

Summary Which types of interactions are these? #1.5 Aim: How do organisms in an ecosystem interact? Agenda QOD (5) Lesson: commensalism, mutualism, and parasitism (oh my) (15) Activity: relationships(15) Summary Share (5) HW #4 Summary Which types of interactions are these? Lichen: a combination fungi-plant. The plant part photosynthesizes to make energy, the fungus provides structure Licorice fern growing out of a moss-covered tree trunk