Symbiotic relationships

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

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

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

A relationship between two organisms in which both organisms benefit. 

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

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

• host, hostess
• parasite, host
• host, parasite
• prey, predator

Barnacles create home sites by attaching themselves to whales. This relationship neither harms nor benefits the whales. 

• parasitism
• commensalism
• mutualism

Tags

NGSS.MS-LS2-2

The close relationship between two different species in an ecosystem

• Biosphere

• Ecology

• Symbiosis

• Environment

Tags

NGSS.MS-LS2-2

Which of the following best describes a difference between a mutualistic relationship and a parasitic

relationship?

• Parasitism harms both organisms, while mutualism harms only one organism.

• Parasitism benefits only one organism, while mutualism benefits both organisms.

• Parasitism involves only two organisms, while mutualism involves many organisms.

• Parasitism continues for many generations, while mutualism is limited to one generation.

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

• predation

What type of symbiosis?  Skunks often live in burrows that have been dug and abandoned by woodchucks.  

• 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

• parasitism

• predation

Tags

NGSS.MS-LS2-2