LS2-2 Ecosystem Relationships Test

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Hour

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Front

An example of competition is: A jaguar and a cheetah hunting a gazelle in the savannah

Back

A jaguar and a cheetah hunting a gazelle in the savannah

Front

In which year do you think the population of birds was at its lowest?

Back

2006

Front

What would be the best explanation for the significant decrease in mayflies in 2008?

Back

The population of birds has increased causing the mayflies to decrease.

Front

The NEED for organisms to work together to accomplish various tasks is called

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Interdependent

Front

The remora fish feeds eats parasites off of a shark while the shark protects the remora fish from predators. This type of relationship is known as

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Mutually beneficial relationship

Front

Mountain lions feed on deer. During hunting season many deer are killed. What happens to the mountain lion?

Back

The population will decrease

Front

Which of the following is an example of a Predator Prey relationship: Owls eat mice which help many farmer, Groundhogs share land with badgers, Lions and cheetahs eat the same food, None of these are predator prey?

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Owls eat mice which help many farmer.

Front

Which of the following describes a symbiotic relationship? Owl and field mouse, Oak tree and pine tree, Spider and fly, Shark and remora fish

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Shark and remora fish

Front

Using the graph above, choose the answer that best describes the relationship between predator and prey: As the number of prey decrease, the number of predators increase., As the number of prey increase, the number of predators stays the same., As the number of prey increase, the number of predators increase, None of these describe the predator prey relationship shown above

Back

As the number of prey decrease, the number of predators increase.