Human Population

What are the three main factors that affect any population's growth rate?

• Birthrate, death rate, migration.

• Economic stability, education level, healthcare access.

• Climate change, natural disasters, technological advancement.

• Government policies, cultural practices, social media influence.

What is the difference between immigration and emigration?

• Immigration is the movement of individuals into a population, while emigration is the movement of individuals out of a population.

• Immigration is the movement of individuals out of a population, while emigration is the movement of individuals into a population.

• Immigration refers to the legal process of obtaining citizenship, while emigration refers to the illegal movement of people across borders.

• Immigration and emigration are terms that refer to the same process of moving between countries.

What is the impact of vaccines on population growth?

• Vaccines have no effect on population growth.

• Vaccines can lead to increased disease prevalence.

• Vaccines can reduce disease prevalence, leading to lower death rates and increased population growth.

• Vaccines only affect the elderly population.

Define carrying capacity.

• The maximum number of individuals of a species that an environment can sustainably support.

• The total number of species that can coexist in an ecosystem.

• The average lifespan of a species in a given habitat.

• The rate at which a population can grow under ideal conditions.

What is demography?

• The scientific study of human populations.

• A branch of biology that studies ecosystems.

• The analysis of economic data related to populations.

• A method of predicting weather patterns.

What is Demographic Transition?

• A process where a country experiences high birth and death rates followed by low birth and death rates.

• A situation where a country has a stable population with no changes in birth or death rates.

• A phase where a country has only high birth rates and low death rates.

• A trend where a country experiences a sudden increase in birth rates without any change in death rates.

Which of the following is NOT a potential limiting factor of human population growth: famine, medicine, war, disease?

• Famine

• Medicine

• War

• Disease

What occurs if a population exceeds the carrying capacity of the environment?

• The birth rate would increase.

• The death rate would increase.

• The population would stabilize.

• The environment would become more hospitable.

What is the relationship between birth rate and death rate in a stable population?

• The birth rate is higher than the death rate.

• The birth rate is lower than the death rate.

• The birth rate is equal to the death rate.

• There is no relationship between birth rate and death rate.

What is the significance of life expectancy in demography?

• It indicates the average number of years a person is expected to live, reflecting health and living conditions.

• It measures the total population of a region.

• It is the average age at which people retire from work.

• It shows the birth rate of a population.