Unit 1 Test Review (quiz assignments) Flashcards
t/f the world life expectancy is 78 years of age
false
which of the following would be an example of a population limiting factor
-suitable access to medical care
-air pollution
-fertile soil
-all of the answers listed
air pollution
which statement is true concerning Thomas Malthus
he was an English economist who felt that Earth would reach its population carrying capacity
In 2017, there were 20.3 births and 5.9 deaths per 1000 people worldwide. Calculate the global population growth
1.44%
t/f in the US, population density is based on how many organism are located in a square kilometer
false
according to our reading, what is the number one way in which humans can alter an environment
agriculture
in which of the following locations would you expect a high infant morality rate
Chad
which of the following diseases would be considered “zoonotic?”
bubonic plague
after heart disease, what is the second biggest killer worldwide for humans
infectious disease
in 2010, worldwide there were 20.3 births and 8.4 deaths per 1,000 individuals. Using this data, calculate the population growth (in percent) for the world in 2010
1.19%
according to your reading, the US average life expectancy is __ years
78
_____ is the movement of people into another country or region
immigration
if you were to study the demographics of a region, what would you be studying?
human population and population trends
what has caused the life expectancy in the US to decrease by 1-2 years over the past few years?
COVID-19
t/f migration is a factor in determining global populations
false
if a country has a high life expectancy rate and the infant mortality rate is low, what can you conclude about this country?
adequate access to health care
t/f infant mortality rates are lower in developed countries and higher in developing countries
true
if a science is “interdisciplinary,” what does that mean?
it borrows ideas from many sciences
which of the following would be considered “biotic?”
bacteria
what is considered the apex of a food chain or food web
humans
which of the following is not true concerning biomes?
a lake is an example of a biome
according to our reading, how long have humans been on earth?
2.5 million years
what is the approximate world population
7.8 billion
what is the approximate population of the US
332 million
t/f the production of homegrown food will increase your resource usage
false
t/f Thomas Malthus argued that Earth will not be able to sustain enough resources for a decreasing human population
False
Which US state has the highest population
California
____ is the difference between immigration and emigration in a given year per 1,000 people in a country
Net migration rate
which of the following would lead to a higher life expectancy rate in a region?
lower crude death rates
t/f AQI stands for air quality indicator
false
t/f if the “AQI” rating is 15, that is considered to be healthy
true
