6.4.2 Ecological Relationships Bellwork

Pseudoscorpions often hitch rides on the backs of large beetles or true bugs. What is the ecological relationship?

• Mutualism
• Commensalism
• Parasitism
• Cooperation

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Barnacles sometimes live on the outside surface of other larger shelled organisms without causing any harm. What is the ecological relationship?

• Mutualism
• Parasitism
• Commensalism
• Predator-Prey

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Cows and pronghorn both eat the same types of food in areas of Utah. What is the ecological relationship?

• Cooperation
• Parasitism
• Commensalism
• Competition

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Ants protect soft bodied aphids and in return the aphids feed the ants a sugary drink. What is the ecological relationship?

• Cooperation
• Parasitism
• Commensalism
• Mutualism

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What is the ecological relationship shown in this image of a robberfly and beetle?

• Cooperation

• Parasitism

• Predation

• Competition

Native sponges and introduced muscles are both filter feeders in many of the Great Lakes.  What is the ecological relationship?

• Predator-Prey
• Parasitism
• Carnivore
• Competition

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A feeder fish usually follows behind sharks to pick up food scraps that they leave behind. The fish gets food and the shark is unaffected. This is an example of:

• Mutualism
• Commensalism
• Parasitism
• Decomposition

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A relationship between two organisms where one benefits while the other is harmed is known as what?

• Decomposition
• Consummerism
• Mutualism
• Parasitism

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A clownfish uses a sea anenome as a safe place to live. While living there, the clownfish lures in food for the anenome. This is an example of what type of relationship?

• Predation

• Commensalism

• Mutualism

• Parasitism

A mosquito feeds off of the blood of different organisms. This usually causes discomfort to the organism and sometimes disease and death. This is an example of:

• Parasitism
• Decomposition
• Commensalism
• Mutualism

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