Organism 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 the egrets are there or not.

• mutualism

• commensalism

• competition

• parasitism

A tapeworm and a cat have this type of relationship.

• mutualism

• parasitism

• commensalism

• predation

Hummingbirds feed on nectar from flowers. The flowers are pollinated by hummingbirds as they move from flower to flower.

• commensalism

• mutualism

• parasitism

• predation

Tags

NGSS.MS-LS2-2

Which best describe parasitism?

• Both organisms benefit positively from the relationship

• One organism benefits from the relationship the other is harmed

• One organism benefits from the relationship the other is not affected

• Both organisms benefit negatively from the relationship

When a mosquito bites you, you are the __________ and the mosquito is the ____________.

• host, hostess

• parasite, host

• host, parasite

• prey, predator

Remoras eat food left over by the shark it swims along with. The shark makes no attempt to prey upon the remora and there is no benefit to the shark having the left over food removed.

• mutualism

• commensalism

• parasitism

• predation

This is an example of....

• commensalism

• predation

• parasitism

• mutualism

Tags

NGSS.MS-LS2-2

A spider spins it's web between this animals antlers. This is an example of ......

• predation

• commensalism

• parasitism

• mutualism

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

• not effected
• helped
• harmed
• hurt

Tags

NGSS.MS-LS2-2

A shark has barnacles that attach to his skin. The barnacles get a free ride from the shark. The shark is not helped by this relationship. This is an example of _________. 

• commensalism
• parasitism
• mutualism 
• competition