Biology Fall Midterm Review

What is the carrying capacity of the graph?

• 1000

• 8000

• 800

• 600

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What can cause a population to increase?

• increase of food supply

• removal of predators

• removal of disease

• all of these

If the carrying capacity of a predator decreases, what will happen to the carrying capacity of the prey?

• It will Increase

• It will Decrease

• It will stay the same

The largest number of individuals in a population that an environment can support is called its _______.

• limiting factor

• abiotic factor

• resource availability

• carrying capacity

The graph to the right shows the interaction of the wolf and moose populations on Isle Pekie. If the moose population continues to increase, the wolves' food supply will increase. What will most likely happen to the wolf population as a result?

• It will decrease.

• It will increase.

• It will remain the same.

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NGSS.MS-LS2-1

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A scientist was studying a population of fish in a pond over a period of 10 years.

He observed that the population increased each year for 3 years, and then remained nearly constant for the rest of

the study. The best explanation for this observation is that the population had...

• stopped reproducing

• reached carrying capacity

• mutated into a different species

• run out of food and all died

An organism that uses sunlight to create its own food is known as a:

• Producer
• Heterotroph
• Consumer
• Decomposer

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In a food web, arrows point at:

• who gets energy.
• who gets eaten.

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Which of these organisms would receive energy from the snake?

• Plant

• Rabbit

• Mouse

• Hawk

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Which of the following is a predator of the shrew?

• cricket

• snake

• grasshopper

• frog