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Why do all populations face limits to growths?
Populations run out of food and space so cannot grow indefinitely.
Why do sun spots increase?
The number of sunspots increases at times, and decreases at others. It will not continue to increase indefinitely.
What helped to increase the populations of northeastern?
The industrial revolution helped to increase the population of northeastern cities in the United States. Immigration also helped to increase populations in northeastern cities.
What helped to increase the populations of northeastern cities?
The industrial revolution helped to increase the population of northeastern cities in the United States. Immigration also helped to increase populations in northeastern cities.
Which of the follwing is an effect of the reduction in bird populations?
The largest effect of a reduction in bird populations is the increase in insect populations. Insect populations grow if there are fewer birds around to eat them.
Unregulated populations tend to increase by?
Exponential Growth
What helped increase the populations of the northwestern cities?
immagration?
Will carbon dioxide emission be able to continue its exponential increase indefinitely?
No, it will not be possible to continue increasing the carbon dioxide content of the atmosphere indefinitely. At some point, the results will be catastrophic.
How doe competition increase stability in an ecosystem?
Competition keeps populations balanced in an ecosystems. it keeps populations balanced
Why population increase and decrease?
Populations increase and decrease because people leave one country (emigration) and enter another (immigration). A rise or fall in either the birth rate or death rate in a country can also cause populations to increase or decrease.
Which of these populations is most likely to increase if the number of grasshoppers decreases?
plants
Which is the likely cause of tha current increase is rates of extinction?
AN increase in the human populations
