species interactions

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

• Mutualism
• Commensalism
• Parasitism
• Naturalism

A frog eats a fly. The frog and fly are demonstrating ________.

• mutualism
• competition
• predator/prey
• parasitism

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

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

The crocodile and bird have a _______________ relationship.  The crocodile benefits by having its teeth cleaned.  The bird benefits by gaining food and protection.  Both animals benefit from this relationship.

• parasitism
• predator and prey
• mutualism
• commensalism

Tags

NGSS.MS-LS2-2

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

• predation 
• mutualism 
• competition 
• parasitism 

_______ is when 2 or more species live in close association. 

• predation 
• competition 
• symbiosis 
• food web 

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

What type of symbiosis is this?
*Hermit crabs find shells left by snails that have died and move in.
*  Snails die and leave behind their shells.

• commensalism
• mutualism
• parasitism
• predation

Ostriches and Gazelles feed next to each other. They both watch for predators and alert each other to danger. Since the visual abilities of the two species are different, they can each identify threats the other animal would not as readily see. What type of interaction is this?

• Parasitism

• Mutualism

• Commensalism

• Competition

Tags

NGSS.MS-LS2-2