How do resources Affect population?

How do resources Affect population?

by yamna Alketbi

Multiple Choice

A community consists of all the organisms in an ecosystem that belong to the same species.

• True

• False

Multiple Choice

All the meerkats that live in a wildlife refuge make up which of the following?

• Population

• Community

• Biosphere

• Ecosystem

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Multiple Choice

A male and female rabbit hop into a new area where there are no other rabbits. Before they can even find shelter, they are killed by a coyote. The existence of a predator is a _____ factor on the population of rabbits in the area.

• A) community

• B) ecosystem

• C) limiting

• D) negative

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Multiple Choice

What is the effect of the growth of a population in an ecosystem?

• A) fewer resources for each individual in the population

• B) a greater amount of resources in the ecosystem

• C) a decrease in the amount of resources needed by each individual

• D) an increase in the size of the ecosystem

Open Ended

Name three factors that can result in a decrease in the size of a population.

Multiple Choice

If there are no limiting factors, a population can reach its _____.

• A) competition level

• B) population potential

• C) population density

• D) biotic potential

Extinction

Endangered Species

​Threatened Species

Multiple Choice

What is the difference between a population and a community?

• A population is made up of all species in an area. A community is made up only of one species.

• A population is made up of only one species. A community is made up of all species in an area.

• A population is made up of all the species and nonliving things in an area. A community is made up of all species in an area.

• The words mean the same thing.

Open Ended

Compare and contrast a community and an ecosystem

Multiple Choice

What is happening to their population size at the one year mark 

• The population size increasing

• The population size decreasing

• The population size stay the same

• The population size can not inferred from the graph

Multiple Choice

which of the following explains what happened to the Coyote population size when it reached its carrying capacity and why?

• the population size continued to increase because the ecosystem had not changed

• the population size stopped increasing because it had reached the largest number of coyotes that the ecosystem could support.

• the population size became zero because the ecosystem could no longer support the coyote population.

• the population size can no longer be inferred from the graph once carrying capacity is reached.

Open Ended

​4. Your fellow classmate thinks that populations can grow as large as they want to, with nothing to limit their growth. Explain why he or she is incorrect.

​4. Your fellow classmate thinks that populations can grow as large as they want to, with nothing to limit their growth. Explain why he or she is incorrect.

Open Ended

Infer A population of salamanders lives in a small lake community. using what you have learned, infer what limiting factors may limit the growth of the salamander population?

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A population of salamanders lives in a small lake community. using what you have learned, infer what limiting factors may limit the growth of the salamander population?

​THE END