Ecological Relationships

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

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

• Cooperation
• Parasitism
• Commensalism
• Competition

A feeding relationship where one organism hunts and one is hunted.

• Commensalism
• Decomposistion
• Mutualism
• Predator-Prey

A relationship that describe a close interaction between two different species is known as what?

• Biodiversity
• Symbiosis
• Predation
• Emigration

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?

• Predator-Prey
• 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

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

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

• Decomposition
• Consummerism
• Mutualism
• Parasitism

Lions and hyenas live in close proximity and eat the same types of foods. What is the ecological relationship?

• Mutualism

• Commensalism

• Parasitism

• Competition

Plants on the bottom of the forest floor do not get as much sunlight when they grow near tall trees. What type of relationship is this?

• Mutualism

• Commensalism

• Competition

• Parasitism