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The number of births in a population over a certain amount of time is known as?
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Calculate the natural increase in a country?
To calculate the natural increase of a population, you take the the countries' birth rate (number of live births per 1000 population per year) minus the countries' death rate (number of deaths per 1000 population per year) -- BR-DR
Why is the world population growing faster now than it did hundreds of years ago?
because the birthrate is the number of live births each year per 1,000 people death rate is the number of deaths each year per 1,000 people.
Subtract number of emigrants from number of immigrants per 1000 people?
Type youA.BirthrateSubtract total number of deaths and emigrants from total number of births and immigrants per 1,000 peopleB.Fertility rateNumber of births per 1,000 people per yearC.Migration rateSubtract number of emigrants from number of immigrants per 1,000 peopleD.Growth rateAverage number of children women have in a lifetime
A population in an ecosystem cannot grow indefinitely There are limiting factors in each ecosystem that keep a population within a certain size range what is most likely NOT a limi?
the number of perching birds present
What does the term population mean?
Population is the total number of people living in a specific geographic area at a specific time.
What is the number of births in a population in a certain amount of time?
Birth Rate
What is the number of births in a population in a certain amount of time called?
birth rate
Explain what birth rate and death rate mean?
The birth rate refers to the number of live births per 1,000 people in a given population within a specific time period. The death rate, on the other hand, is the number of deaths per 1,000 people in the population within the same time frame. These rates are commonly used to measure population growth and demographic trends.
What is the number of deaths in a population in a certain amount of time?
death rate
The number of deaths in a population in a certain amount of time is the ---------------.?
Death Rate
What does the population do when the number of births is greater than the number of deaths?
It increases.
What does birth rate measure?
There's a couple of answers but they're all related. Birth rate is the number of berths per ... either 100,000 people per year or ......................................................... couple (2 people) over a lifetime
What does zero population mean?
Zero population means that there is no growth in the number of people or animals or plants in an area. The number of deaths equal the number of births.
What is the number of live births per 1000 population in a givin year?
Birth Rate(s)
What must be true for a population to remain constant over time?
The number of births has to equal the number of deaths for zero population growth (ZPG). This is assuming there are no immigrations/emigrations into/out of the population.
What is south dakotas birth rate?
South Dakota's Birth Rate for 2008, based on number of births per 1,000 population is 15.0.
What is The state of a population where the number of births plus immigrants equals the number of deaths plus emigrants?
That would be called a "stable" or "static" population - essentially unchanging.
