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Organism Interactions (Grade 10)

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Organism Interactions

What is a relationship called in which one organism benefits and another organism is neither helped or hurt?
  1. mutualism
  2. parasitism
  3. competition
  4. commensalism
What is the form of symbiosis called in which both organisms benefit?
  1. mutualism
  2. parasitism
  3. commensalism
  4. predation
What is the type of symbiosis called in which one organisms benefits and the other is harmed?
  1. mutualism
  2. parasitism
  3. commensalism
  4. succession
What is the relationship called that exists between a caribou and a wolf?
  1. symbiotic
  2. predator-prey
  3. mutualistic
  4. commensalism
Which of these would be an example of a mutualistic relationship?
  1. tapeworm/cow
  2. barnacle/whale
  3. clownfish/sea anemone
  4. snake/mouse
Which of these describes a commensalistic relationship?
  1. A lion taking down a gazelle
  2. A remora being carried by a great white shark
  3. A tick feeding off of a dog
  4. A mosquito sucking the blood of a horse
The collective term used to describe the interactions between two or more organisms is                         .
In a parasitic relationship, the organisms that causes the harm is always a vertebrate.
  1. True
  2. False
What is the mutualistic relationship that exists in a lichen?

What would be result if corals did not have a symbiotic relationship with zooxanthellae?
  1. The corals would be unable to produce food and energy for themselves.
  2. The corals would have difficulty finding mates.
  3. The corals would migrate to areas where food was more abundant.
  4. The corals would change their feeding habits to becoming predatory.
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