6.4.2 Interaction among organism

If a zebra is eaten by a lion what is this an example of?

• predator-prey
• symbiotic relationship 
• community
• extinction

Which abiotic factor makes marine ecosystems different from river ecosystems?

• Sand
• dirt
• salt
• rocks

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

the struggle between organisms to stay alive

• competition
• predator
• predation 

when one organism kills another for food: IE Hawk killing a rat

• competition
• predator
• predation

THE organism that kills another organism
IE: HAWK

• competition
• predator
• predation

an organism that is killed and eaten:  IE the rat

• mutualism
• prey
• symbiosis

when both species help each other

• mutualism
• prey
• symbiosis

What  is Competition between animals? 

• Two animals racing and one wins 
• A interaction between 2 species and they are trying to see who gets the most resources. 

 What is mututalism? 

• Relationship between 2 species and both benefits 
• Relationship between 2 species and only one is affected. 
• Relationship between 2 species and on is harmed.