Symbiosis

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

Tags

NGSS.3-LS2-1

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

Which symbols best describe mutualism?

• +,+
• +,-
• +,0
• -,0

Tags

NGSS.MS-LS2-2

A close, long-term relationship in which 2 different organisms live in close association with each other. 

• Carrying Capacity
• Coexistence
• Limiting Factor
• Symbiosis

When 2 or more individuals or populations try to use the same resource such as food, water, shelter or sunlight. 

• Coexistence
• Competition
• Cooperation
• Carrying Capacity

Tags

NGSS.MS-LS2-1

The largest population that an environment can support at any given time.

• Limiting Factor
• Carrying Capacity
• Competition
• Cooperations

Tags

NGSS.MS-LS2-4

Species A feed on Species B's blood to the detriment of Species B.

• Commensalism
• Mutalism
• Parasitism

Species A swims alongside Species B. Species A feeds off the leftover scraps that Species B does not need. 

• Commensalism
• Parasitism
• Mutualism

Which symbols best describe parasitism?

• +,+
• +,-
• +,0
• -,0

Which symbols best describe mutualism?

• +,+
• +,-
• +,0
• -,0