Transcript Slide 1
Table of Contents
Ecology
Activity 13: Symbiotic Relationships
Page #’s
1-
Symbiotic Relationships
Challenge
How do organisms gain or lose from
their interactions with each other?
New
Activity
New Page
Activity 13: Symbiotic Relationships
Key
Vocabulary
symbiosis
amensalism
commensalism
mutualism
parasitism
Activity 13: Symbiotic Relationships
Symbiotic Relationships
Get
Started
Do NOT write …. Just answer verbally
How would you describe the relationship
between a producer and a consumer?
Prey
Predator
Producer
Co2
Primary Consumer
O2
O2
Co2
Eat
Photosynthesis
Activity 13: Symbiotic Relationships
Cellular Respiration
Introduction
Read the introduction
Page 116
+ examine the photo under
the challenge in your textbook
How do you think it affects the crab to
have the other organisms growing on it?
Activity 13: Symbiotic Relationships
Notes: write
this down
+
Introduction
=
positive
-
=
0
=
negative
neutral
(not good or bad)
Types of Symbiotic Relationships:
Mutualism
Commensalism
Amensalism
Parasitism
Activity 13: Symbiotic Relationships
+ +
+ 0
- 0
+ -
Introduction
Mutualism: + , +
Activity 13: Symbiotic Relationships
Introduction
Commensalism: + , 0
Activity 13: Symbiotic Relationships
Introduction
Amensalism:
0,Black walnut tree
secretes chemical
from roots and
kills neighboring
plants.
Activity 13: Symbiotic Relationships
Introduction
Parasitism: + , -
Activity 13: Symbiotic Relationships
Introduction
Trials
of Life : Living Together
Video Worksheet
Activity 13: Symbiotic Relationships
Introduction
Use Symbiosis Cards
Read each card and write down the organism
name in the first column
Describe the symbiosis between the organisms in
the second column
Write which type of symbiotic relationship it is
(mut, comm, amm, parasit) in the third column,
Activity 13: Symbiotic Relationships
Procedure
Organism
Type of
Symbiosis
Painted
greenling fish
Mutualism
Activity 13: Symbiotic Relationships
Corrections
Procedure
Organism
Painted
Greenling Fish
Diatoms
Acid Seaweed
Nematodes
Bat Stars
Symbiosis
Mutualism
Amensalism
Mutualism
Parasitism
Commensalisms
Activity 13: Symbiotic Relationships
Corrections
Procedure
Organism
Symbiosis
Giant Green
Anemones
Mutualism
Decorator Crab
Leopard
Sharks
Senorita Fish
Copepods
Corrections
Commensalisms
Mutualism
Mutualism
Parasitism
Activity 13: Symbiotic Relationships
Procedure
Organism
Red Rock
Shrimp
Bay pipefish
Ribbon Worms
Symbiosis
Corrections
Mutualism
Commensalisms
Parasitism
Black Sea
Nettle
Mutualism
Fat Innkeeper
Worm
Mutualism
Activity 13: Symbiotic Relationships
Procedure
Answer Analysis Questions
1, 2 & 4 page 118
Activity 13: Symbiotic Relationships
Revisit the
Challenge
How do organisms gain or lose
from their interactions with each
other?
Answer:
The close relationship between
organism’s is symbiosis. This
relationship is part of the balance
required for ecosystem to be
sustainable.
Activity 13: Symbiotic Relationships