Ecological Relationships and Populations

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

• Mutualism

• Commensalism

• Parasitism

• Competition

Tags

NGSS.MS-LS2-2

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

Tags

NGSS.MS-LS2-2

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

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

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

The nonliving aspects of an ecosystem.

• Abiotic factors
• Biotic factors

Tags

NGSS.MS-LS2-3

The living portions of the ecosystem.

• Biotic factors
• Abiotic factors

Tags

NGSS.MS-LS2-2

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

Tags

NGSS.MS-LS2-4

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

• Mutualism

• Commensalism

• Parasitism

• Competition

Tags

NGSS.MS-LS2-2