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

• Mutualism

• Commensalism

• Parasitism

A relationship between two organisms in which both organisms benefit.

• Mutualism

• Commensalism

• Parasitism

A relationship between two organisms in which one is benefited and the other is harmed.

• Mutualism

• Commensalism

• Parasitism

A flea feeds on a mouse’s blood. This is good for the flea but bad for the mouse.

• mutualism

• commensalism

• parasitism

Birds build nests out of dead twigs and leaves. They build their nests in living trees. This doesn't hurt the tree.

• mutualism

• commensalism

• parasitism

Tags

NGSS.MS-LS1-4

A coyote captures, kills, and eats a rabbit. What type of symbiotic relationship is this?

• mutualism
• commensalism
• parasitism
• predation

Remoras are small fish that swim close to or attach themselves to sharks.  Remoras eat small scraps left as the sharks feed and the sharks are unaffected. 

• Competition
• Predation
• Mutualism
• Commensalism

Tags

NGSS.MS-LS2-2

Ostriches and gazelles eat together.  They both watch for predators and danger.  Since they see things differently, they each can identify threats the other animal may not see.  Both species are benefited.  

• mutualism
• commensalism
• predation
• parasitism

Tags

NGSS.MS-LS2-2

Producers get their energy from

• coffee

• the soil

• water

• the sun

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Organisms that have to eat other organisms are called

• producers

• autotrophs

• consumers

• prey