Symbiotic Relationships

A relationship between two species where one benefits while the other is harmed.

• Mutualism
• Commensalism
• Parasitism
• Naturalism

Ostriches and Gazelles feed next to each other. They both watch for predators and alert each other to danger. Since the visual abilities of the two species are different, they can each identify threats the other animal would not see as easily.

• Parasitism

• Commensalism

• Mutualism

• Competition.

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

• mutualism
• competition
• predator/prey
• parasitism

Tags

NGSS.MS-LS2-2

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

• Mutualism 
• Competition
• Parasitsm 
• Commensalism 

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

• Competition
• Mutualsim
• Predation
• Commensalism

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-2

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

• Competition

A tapeworm and a cat have this type of relationship.

• mutualism
• parasitism
• commensalism
• competition

Yucca flowers are pollinated by yucca moths. The moths lay their eggs in the flowers where the larvae hatch and eat some of the developing seeds.  

• Mutualism
• Commensalism
• Parasitism
• Competition

Tags

NGSS.MS-LS2-2

A symbiotic relationship that involves species having to fight for something they both need or want

• competition
• predation
• commensalism
• parasitism

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

• commensalism

• mutualism

• parasitism

• predation