Relationships in an Ecosystem
Presentation
•
Science
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6th Grade
•
Practice Problem
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Medium
Timothy Murphy
Used 1+ times
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9 Slides • 7 Questions
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7
Match
Match each term its most accurate description.
A relationship between two species in which both species benefit.
A relationship between two organisms in which one benefits and the other one is unaffected.
A relationship between two species in which one species, the parasite, benefits from the other species, the host, which is harmed.
Mutualism
Commensalism
Parasitism
Mutualism
Commensalism
Parasitism
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11
Match
Match each term its most accurate description.
An organism that kills and eats all or part of another organism.
An organism that is killed and eaten by another organism.
Ecological relationship in which two or more organisms depend on the same limited resource.
Predator
Prey
Competition
Predator
Prey
Competition
12
Multiple Choice
Which statement correctly explains a symbiotic relationship?
Mutualism is a relationship in which intestinal bacteria produce Vitamin K in humans.
Commensalism is a relationship in which a blood-sucking mosquito feeds on the blood of a dog.
Parasitism is a relationship in which a spider crab is camouflaged with seaweed on its back.
Predation is a relationship in which a plant grows taller in bright sunlight than in a shaded area.
13
Multiple Choice
Many citrus grove managers set up honeybee hives to pollinate orange blossoms. Which best describes the ecological relationship between the honeybees and orange trees?
Parasitism
Mutualism
Predator-Prey
Competition
14
Multiple Choice
A deer caught and eaten by a Florida panther is an example of what ecological relationship?
Parasitism
Mutualism
Predator-Prey
Commensalism
15
Multiple Choice
Which of the following does NOT correctly exemplify competition?
Two hyenas that are fighting over prey
Two zebras eating grass in the same area
Two plants growing in the forest canopy
Two lions hunting different prey, side-by-side
16
Multiple Choice
Which type of relationship is most likely represented in the graph?
The relationship is predator–prey where species X represents the wolves, and species Y represents the rabbits.
The relationship is predator–prey where species X represents the rabbits, and species Y represents the wolves.
The relationship is commensalism where species X represents the rabbits, and species Y represents the wolves.
The relationship is commensalism where species X represents the wolves, and species Y represents the rabbits.
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