9th Grade Vocabulary Quiz on Population and Demography

What does "population density" refer to?

• The age distribution of a population
• The number of individuals per unit area
• The movement of individuals into an area
• The maximum population size an environment can support

Which term describes the movement of people into a country?

• Emigration
• Immigration
• Exponential growth
• Logistical growth

What is "age structure" in a population?

• The pattern of population growth
• The distribution of individuals among different age groups
• The carrying capacity of an environment
• The number of births in a population

Which of the following best defines "emigration"?

• Movement of people between cities
• Movement of individuals out of an area
• Increase in population size
• Decrease in birth rate

What characterizes "exponential growth"?

• A steady increase in population size
• A rapid increase in population size when resources are unlimited
• A decrease in population size due to limited resources
• The balance between birth and death rates

What does "logistical growth" involve?

• Sharp decline in population due to disease
• Growth that levels off as a population reaches carrying capacity
• Unlimited growth in an ideal environment
• Sudden increase in birth rates

What is the "carrying capacity" of an environment?

• The number of individuals that can be supported indefinitely
• The maximum age of individuals in a population
• The total number of resources available
• The amount of space available for a population

Which of the following is a "limiting factor"?

• The age structure of a population
• A factor that causes population growth to decrease
• A measure of population density
• The migration pattern of a species

What does "demography" study?

• Animal behavior
• Climate changes
• Human population statistics
• Plant growth

What is meant by "demographic transition"?

• Changes in birth and death rates in a population over time
• The migration of people between regions
• The increase in population density
• The spread of diseases