Human Population Growth
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Flashcards reviewing key concepts from lecture notes on human population dynamics, growth factors, and resource impacts.
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45 Terms
Factors contributing to increased human lifespan and reproduction include __.
Improved healthcare, clean water, and technological advancements.
Today, there are __ humans on Earth.
More than 7 billion.
As the human population continues to grow, what will happen to resource availability? __
Resources will decrease.
A population is defined as .
All the members of a species living in a given area.
Factors affecting the growth of human populations include __.
Birth and death rates, healthcare, and advancements in medicine.
Individuals leave a population by __.
Death or emigration.
Individuals enter a population by __.
Birth or immigration.
A population's age structure is divided into three age groups: __.
Pre-reproductive, reproductive, and post-reproductive.
A natural resource is .
A part of the environment that supplies material useful or necessary for the survival of living things. Or a material of the environment that is necessary for human survival
Factors contributing to increased human lifespan and reproduction include __.
Improved healthcare, clean water, and technological advancements.
Today, there are __ humans on Earth.
More than 7 billion.
As the human population continues to grow, what will happen to resource availability? __
Resources will decrease.
A population is defined as .
All the members of a species living in a given area.
Factors affecting the growth of human populations include __.
Birth and death rates, healthcare, and advancements in medicine.
Individuals leave a population by __.
Death or emigration.
Individuals enter a population by __.
Birth or immigration.
A population's age structure is divided into three age groups: __.
Pre-reproductive, reproductive, and post-reproductive.
A natural resource is .
A part of the environment that supplies material useful or necessary for the survival of living things. Or a material of the environment that is necessary for human survival
Carrying capacity is defined as:
The maximum population size that the environment can sustain indefinitely, given the available resources.
Factors that determine carrying capacity include:
Availability of food and water, space, and the presence of diseases or predators.
Factors contributing to increased human lifespan and reproduction include __.
Improved healthcare, clean water, and technological advancements.
Today, there are __ humans on Earth.
More than 7 billion.
As the human population continues to grow, what will happen to resource availability? __
Resources will decrease.
A population is defined as .
All the members of a species living in a given area.
Factors affecting the growth of human populations include __.
Birth and death rates, healthcare, and advancements in medicine.
Individuals leave a population by __.
Death or emigration.
Individuals enter a population by __.
Birth or immigration.
A population's age structure is divided into three age groups: __.
Pre-reproductive, reproductive, and post-reproductive.
A natural resource is .
A part of the environment that supplies material useful or necessary for the survival of living things. Or a material of the environment that is necessary for human survival
Carrying capacity is defined as:
The maximum population size that the environment can sustain indefinitely, given the available resources.
Factors that determine carrying capacity include:
Availability of food and water, space, and the presence of diseases or predators.
What causes exponential population growth?
Abundant resources, low mortality rates, and ideal environmental conditions can cause exponential population growth.
What causes population depletion?
Factors such as disease outbreaks, habitat destruction, unsustainable resource use, and natural disasters can lead to
Factors contributing to increased human lifespan and reproduction include __.
Improved healthcare, clean water, and technological advancements.
Today, there are __ humans on Earth.
More than 7 billion.
As the human population continues to grow, what will happen to resource availability? __
Resources will decrease.
A population is defined as .
All the members of a species living in a given area.
Factors affecting the growth of human populations include __.
Birth and death rates, healthcare, and advancements in medicine.
Individuals leave a population by __.
Death or emigration.
Individuals enter a population by __.
Birth or immigration.
A population's age structure is divided into three age groups: __.
Pre-reproductive, reproductive, and post-reproductive.
A natural resource is .
A part of the environment that supplies material useful or necessary for the survival of living things. Or a material of the environment that is necessary for human survival
Carrying capacity is defined as:
The maximum population size that the environment can sustain indefinitely, given the available resources.
Factors that determine carrying capacity include:
Availability of food and water, space, and the presence of diseases or predators.
Abundant resources,