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15 Cards in this Set

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  • Back
With the current growth rate of 1.2%, the human global population at 2050 is likely to be over ______ billion
nine
The current population size of _______ is currently at 1.1 billion, and it is predicted that the country of ________ is the world’s most populous nation.
India, China
The _________ influences the size of a population by affecting the reproductive strategies that are used by the organisms.
enviornment
Organisms that live in an environment with unstable resources produce a large number of offspring. This type of reproductive strategy is known as ________.
r-selection
Species that use the _________ strategy live in an environment with predictable resources and a low predation rate.
K-selection
__________ is a measure of how many individuals an environment can support based on the availability of resources.
carrying capacity
Around the year 1 AD, the worlds human population was estimated to be about __________.
300 million
The development of societies based on __________ at about 10,000 years ago was largely responsible for expanding the human population.
agriculture
Since the industrial revolution, the large growth in the human population has been sustained by the development and the use of __________ for food production.
technology
Pandemic diseases, illiteracy, and sanitation breakdowns are just some of the results of human __________.
overpopulation
By 2050, the world population could reach 11 billion, if the global fertility rate remains above _____ children per family
two
It has been estimated that the _______ policy has reduced the population of China by as much as 300 to 400 million people
one child
Even though _______ has the longest life expectancy in the world, its population is shrinking because of low _________.
Japan, birth rates
Although the birth rate in the U.S. is relatively low, the U.S. population has continued to grow because of the addition of _________.
immigrants
Even though sub-Saharan African is experiencing an increase in its population, it also has an epidemic of _______, which is have devastating effects on its population.
AIDS