Week 3 quiz

1) The most critical factor in controlling human population growth is

(1pts)

controlling reproductive lifespan.

decreasing the age of first birth.

decreasing the average number of births per woman.

decreasing infant death.

increasing overall wellness for the human race.

2) The total fertility rate (TFR) is an estimate of

(1pts)

the number of children that will survive to adulthood.

the number of years a typical infant will live.

the number of children each woman in a population will have.

the number of births per 1000 people per year.

the percentage of women in a population that are able to have children.

3) Which factor would NOT influence the size a population reaches over time?

(1pts)

Immigration and emigration

Number of deaths

Age of females at reproduction

Distance traveled by migrants

Number of births

4) To determine the number of individuals that will be added to a population in a specified time, we multiply the growth rate (r) by the

(1pts)

biotic potential.

original population size.

environmental resistance.

final population size.

number of immigrants

5) Under which of the following conditions would a population grow?

(1pts)

The birth rate and the death rate are equal.

The birth rate exceeds the death rate and there is no immigration or emigration.

Emigration exceeds immigration and the birth rate equals the death rate.

The birth rate equals the death rate and immigration is equal to emigration.

The carrying capacity is exceeded.

6) A population’s growth rate depends upon

(1pts)

the age at which it first reproduces.

the average number of offspring produced.

the reproductive lifespan.

the post reproductive lifespan.

All of the above

7) Developing countries tend to have a(n) ____ age structure diagram.

(1pts)

rectangular-shaped

inverted triangle

pyramid-shaped

square

round

8) If a population’s age structure diagram looks like a pyramid, the population

(1pts)

is expanding.

is shrinking.

is remaining the same.

will expand for at least a generation.

is showing continuous exponential growth.

9) Population growth rates are high in developing countries because

(1pts)

infant mortality rates are low.

women tend to have children late in life.

family planning is common.

children are often an important economic advantage.

All of the above

10) If women delay childbearing,

(1pts)

the growth rate will increase.

the growth rate will decrease.

the growth rate will stay the same.

the immigration rate will increase.

the emigration rate will increase.

11) The population of the United States continues to grow as a result of

(1pts)

immigration.

babies born to baby-boom generation parents.

the birth rate being above replacement level fertility during the 1940s through the 1960s.

population momentum.

All of the above

12) At present, Earth’s human population is

(1pts)

stable.

declining.

increasing exponentially.

increasing at a constant rate.

increasing at about 10% per year.

13) U.S. citizens have a large ecological footprint because of their high consumption of

(1pts)

food.

lumber.

energy resources.

space.

All of the above

14) A country’s impact on the environment is influenced by

I. population.

II. technology.

III. affluence.

(1pts)

I

II

I and III

II and III

I, II, and III

15) More than hAnalysis of Everyday Conversations,Management,,

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