Interactions in Ecosystems

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

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

What type of symbiosis?  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

Red-billed oxpeckers are birds that often feed on parasites that infest impala.  This is an example of _______.

• commensalism
• mutualism
• neutralism
• competition

Tags

NGSS.MS-LS2-2

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

A relationship in which two species live closely together.

• resource

• mutualism

• succession

• symbiosis

Barnacles create home sites by attaching themselves to whales. This neither harms nor benefits the whales.  What kind of relationship is this?

• Mutualism 
• Parasitism 
• Commensalism 

Tags

NGSS.MS-LS2-2

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

• mutualism
• competition
• predator/prey
• parasitism

Which of the following is NOT considered to be a symbiotic relationship?

• A mother bear caring for her cub
• Worms living in a cow’s intestine
• A bacterial infection
• A viral attack on your immune system

Tags

NGSS.MS-LS2-2

After being introduced in the 1930's, the fire ant became established in the southern United States. One biological way to control fire ants might be to introduce organisms that are

• mutualistic with the fire ant queen
• nurtured by fire ant workers
• preyed on by fire ants
• parasitic to fire ant larvae

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-2