Unit 1 Ecology Review

A group of the same type of organism living together in the same place at the same time is a

• Population

• Limiting Factors

• Immigration

• Birth Rate

The largest number of organisms that the environment can support. 

• Carrying Capacity
• Limiting Factor

Which of the following is an EXAMPLE of a limiting factor?

• Water
• the color of the sky
• Migration
• Thick fur

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In this energy pyramid, which organism would most likely be in level 2?

• bird

• fox

• caterpillar

• tree

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Which of these organisms would most likely be found at the bottom of a trophic pyramid?

• giant squids

• sand sharks

• sea cucumbers

• green algae

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Which of the following can limit the growth of a population of organisms?

• Both diseases and the availability of resources can limit the growth of a population of organisms.

• The availability of resources can limit the growth of a population of organisms, but diseases cannot.

• Diseases can limit the growth of a population of organisms, but the availability of resources cannot.

• Neither diseases nor the availability of resources can limit the growth of a population of organisms.

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Which is the best example of a population?

• All the insects in North America

• All the white-tailed deer on an island

• All the bacteria in a person’s digestive tract

• All the single -celled creatures in a sample of pond water.

Which statement best describes a population at, or near, its carrying capacity?

• The birth and death rates of the population are approximately the same.

• the birthrate of the population is declining significantly.

• The overall population is increasing exponentially.

• The overall population is increasing logistically.

How much energy is available to humans in Food Chain 2 as compared to Food Chain 1?

• 10 times less energy

• 100 times less energy

• 10 times more energy

• 100 times more energy

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What most likely happened shortly after the 10th generation to cause the change in population between points A and B

• A fatal disease infected the rabbits.

• The average temperature decrease by 0.5 ⁰F

• The average monthly rainfall increased by 0.25in.

• Area farmers set traps for coyotes.

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