Unit 1 Quiz 4B

An interaction among species where one organism hunts, kills, and eats another organism.

• Predation
• Cooperation
• Mutualism
• Parasitism

Sloth’s and monkeys share the same tropical habitat.  Deforestation is occurring limiting the space for these two species.  What will now occur between the two species?

• Mutualism
• Parasitism
• Cooperation
• Competition

What factor would cause animals of the same species to begin competing with one another?

• increase in precipitation         
• the presence of decomposers
• the introduction of a new food source
• limited supply of resources

In an ecosystem, members of the lizards are observed eating members of the insect population.  In this same ecosystem, birds are also observed using insects as a food source.  The relationship between lizards and birds would best be described as –

• predator
•  competitive
• parasitic
• mutualistic

A squirrel hides his acorns from the chipmunks for the winter.

• commensalism
• parasitism
• competition
• mutualism

A bear eats fish out of the river

• mutualism
• parasitism
• predator / prey

Coyotes and Foxes both live in Maryland and both eat rabbits and mice

• Parasitism
• Commensalism
• Mutualism
• Competition

A relationship in which two species live closely together.

• resource
• mutualism
• succession
• symbiosis

If a cleaner fish cleans another big fish, what type of symbiotic relationship is this?

• death
• mutualism
• commensalism
• paraitism

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