Studying Populations

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When you count every member of a population, you are using

The largest population that an area can support is called

When you estimate by counting the number of organisms in a small area and then multiply to find the number in a larger area, you are using

The number of births in a population in a certain amount of time is called

Leaving a population is called

The number of individuals in an area of a specific size is called

Which method would you use to determine the population of mushrooms growing on the floor of a large forest?

An environmental factor that causes a population to decrease is called