Human populations

Multiple Choice

Professionals who study and make predictions about human populations are called

• stenographers

• demographers

• geologists

• populists

Multiple Choice

Over time, the human population has 

• increased exponentially

• decreased exponentially

• decreased slowly

• increased slowy

Multiple Choice

What kind of population curve is to the left?

• Exponential

• Logistical

• Type II Curve

• Type 3 Curve

Multiple Choice

Which factor contributed most to exponential human population

growth?

• more food, better hygiene

• higher birth rates

• higher fertility rates

• increased immigration

Multiple Choice

Which correctly describes the term demographic transition?

• The transition from low birth rates and death rates to high birth rates and death rates as a country develops.

• The transition from high birth rates and death rates to low birth rates and death rates as a country develops.

• The transition from high birth rates to low death rates as a country develops.

• The transition from low birth rates to high death rates as a country develops.

Multiple Choice

Which region of the world has the fastest growing population?

• Southeast Asia

• Eastern Europe

• Sub-Saharan Africa

• Latin America

Multiple Choice

The human population is now about

• 300 million

• 1.3 billion

• 8 billion

• 12 billion

Multiple Choice

The number of babies out of 1,000 that die during their first year of life is called

• infant mortality

• growth rate

• demography

Multiple Choice

VOCAB: The average number of children a female member of a population has during her lifetime

• total fertility rate

• replacement fertility rate

• growth rate

• death rate

Multiple Choice

Which of the following makes it difficult to reduce population growth?

• High literacy rates result in women wanting to have more children

• Population sizes will not decline until some people start having to do without food and other necessities of life

• Many people live in cities, where large families are an advantage

• Many people have low literacy and limited access to healthcare

Multiple Choice

The term ecologists use to describe the number of individuals moving away from a population is

• Emigration

• Immigration

Multiple Select

Factors that increase population size:

Number of ___________ & ____________

(Choose 2 answers)

• Birth

• Death

• Immigration

• Emigration

Multiple Choice

A small island nation is tracking its total population.  It started with exactly 100 people. During the year, 10 people immigrated, while 20 emigrated.  The birth rate was 15, and the death rate was 5.  What is the new population of the country?

• 115

• 110

• 90

• No change; the population is still 100.

Multiple Choice

A country has a crude birth rate of 21 and a crude death rate of 8. Immigration is 5 and emigration is 11. Is the population growing or shrinking?

• growing

• shrinking

Multiple Choice

A country has a crude birth rate of 21 and a crude death rate of 8. Immigration is 5 and emigration is 11. What is the growth rate?

• 26

• 19

• 7

• 45

Multiple Choice

Malthusian Theory claims that

• population grows arithmetically while food supply grows exponetially

• population grows exponetially while food supply grows arithmetically

• population and food supply grow at the same route

• populations will adapt and find new food sources

Multiple Choice

1. In Malthus’ 1798 book suggests there are diminishing returns to and a fixed amount of land. It follows in his argument that growing populations will eventually _____________________________. *

• shrink as the land will not produce enough food to support the population’s needs

• grow further as people switch from farming to fishing in oceans

• stagnate

Multiple Choice

2. In general, the predictions of the Malthusian model have shown to be ___________________ during recent history.

• 100% true

• relevant to a certain extent, particularly for less economically developed countries

• relevant to only more economically developed countries

• 100% incorrect

Poll

Who do you agree with?

• less than or equal to 8 billion

• less than or equal to 16 billion

• less than or equal to 64 billion

• less than or equal to 128 billion

Multiple Choice

At an annual growth rate of 2%, how long until the human population doubles? Use the rule of 70 ( doubling time = 70/growth rate)

• 70

• 2

• 35

• 140

Multiple Choice

The current annual growth rate is about 0.84%. Based on this rate, about how many years until the human population doubles?

• 1.5

• 70

• 83

• 105

Multiple Choice

A country has a doubling time of 50 years. Use the rule of 70 to calculate the growth rate. ( doubling time = 70/growth rate)

• 1.4

• 0.7

• 3500

• 20