Structure, Functions, Adaptations, and Survival Test

_______ occurs when 1 organisms kills and eats another for food.

• Symbiosis

• Competition

• Predation

• Collaboration

The Gobi fish and shrimp live closely together. The nearly blind shrimp keeps a burrow for it and the Gobi fish to live. The Gobi warns the shrimp of predators. The shrimp lets the fish live in the burrow. This is an example of

• mutualism

• commensalism

• parasitism

Tapeworms enter the body of their host. They live by taking nutrients from the host organism. This is an example of

• mutualism

• commensalism

• parasitism

A type of symbiosis in which one species benefits and the other is not affected is...

• mutualism

• commensalism

• parasitism

A type of symbiosis in which both species benefit is called...

• mutualism

• commensalism

• parasitism

The introduction of a non-native species into an ecosystem can result in serious ecological problems.  This is often because the non-native species –

• adapt to changes quickly
• mutations
• lacks natural predators 
• provides additional genetic diversity

Barnacles create home sites by attaching themselves to whales.  The whale is unaffected.  

• commensalism
• mutualism
• predation
• laziness

Lichens consist of fungus and alga. The fungus provides a structure on which the alga can grow. The alga produces sugar that the fungus can use. What type of relationship exists between these two organisms?

• predation

• parasitism

• mutualism

• competition

The word symbiosis has a Greek origin. What is the MOST LIKELY translation of the word in Greek?

• hiding

• building

• making food

• living together

_______ occurs when two organisms are trying to acquire or get the same resources.

• Symbiosis

• Competition

• Predation

• Collaboration