7.6 Ecological Relationships

Cattle egrets forage (feed) in fields among cattle. The egret gets easy access to flying insects stirred up by the cattle, and the cattle don't care if they are there or not.

• mutualism
• commensalism
• competition
• parasitism

Tags

NGSS.MS-LS2-2

A relationship between two organisms in which one organism benefits and the other is unharmed...

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

A tapeworm lives in the intestine of a cat absorbing nutrients through its skin. A tapeworm and a cat have this type of relationship.

• mutualism

• parasitism

• commensalism

• competition

A relationship between two species where one benefits while the other is harmed.

• Mutualism
• Commensalism
• Parasitism
• Naturalism

A relationship between two organisms in which one organism benefits and the other is neither helped nor harmed.

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

Tags

NGSS.MS-LS2-2

No two species can occupy the same niche

• Competitive Exclusion Principle 
• Limiting Exclusion Theory
• Competitive Limiting Principle
• Limiting Competitive Theory 

What type of species interaction is the following: two bears fighting over the same mate. 

• predation 
• mutualism 
• competition 
• parasitism 

Tags

NGSS.MS-LS1-4

Competition among members of the same species.

• intraspecific competition

• interspecific competition

Competition between members of different species.

• intraspecific competition

• interspecific competition

Tags

NGSS.MS-LS2-2