U8 Ecological Success (Lesson 1 & 3 Quiz)

A relationship where one organism eats another is called

• competition

• commensalism

• mutualism

• predation

A relationship where two organisms want the same resource

• commensalism

• competition

• mutualism

• predation

A relationship were one organism benefits and the other is unaffected

• mutualism

• predation

• commensalism

• competition

A relationship were one organism uses another to survive; often harming it in the process

• parasitism

• mutualism

• commensalism

• competition

Two male Giraffes are fighting over the last green leaf of a tree that is dying.  

• Competition
• Mutualsim
• Predation
• Commensalism

In a parasitic relationship, one organism is ___________ and one organism is benefiting. 

• helped
• harmed
• not effected
• happy

In a mutual relationship, both organisms are ________________. 

• hurt
• not effected
• harmed
• benefiting 

Commensalism is where one organism is benefiting and the other organism is _____________________. 

• not effected
• helped
• harmed
• hurt

What happens if a population grows past its carrying capacity?

• The population keeps growing

• The population starts to die off

• The entire species will go extinct

• The carrying capacity just increases

Something that regulates the size of a population is called...

• a limiting measure

• a limiting factor

• carrying capacity

• biodiversity