Population Biology / Human Populations

Question 1

The number of organisms per square unit area (or cubic unit volume).

Accepted Answer

density

Question 2

Ecological factors often contribute to economic problems, conflict, and resulting migration.

Accepted Answer

True

Question 3

Accidental changes to the gene pool (for example, due to near-extinction events).

Accepted Answer

genetic drift

Question 4

This "S" shaped population curve levels off at carrying capacity due to resource limitation.

Accepted Answer

logistic growth

Question 5

A calculated estimate of your resource use.

Accepted Answer

ecological footprint

Question 6

The strict "one child" policy in China

Accepted Answer

was effective at slowing population growth., resulted in negative unintended consequences.

Question 7

If we want to eat bluefin tuna in the future, we should harvest less than their

Accepted Answer

minimum viable population size

Question 8

This "J" shaped curve predicts a population that gets bigger faster with each generation.

Accepted Answer

exponential growth

Question 9

Populations are often connected (and local extinctions repopulated) by immigration/emigration.

Accepted Answer

metapopulation

Question 10

If you wanted to help achieve Zero Population Growth, you would logically

Accepted Answer

improve access to birth control in Africa., help educate girls in Pakistan and Afghanistan.

Question 11

Female fertility rates (the number of children born per woman in her lifetime) tend to be

Accepted Answer

higher in developing nations like India.

Question 12

A woman with at least a secondary education

Accepted Answer

tends to have fewer children than less educated women., is less likely to be a "child bride.", tends to know about and have access to birth control.

Question 13

A technological optimist would claim

Accepted Answer

humans are too resourceful to be limited by our biocapacity., technology solves more problems than it creates.

Question 14

In natural systems, exponential growth is typically a realistic prediction over the long term.

Accepted Answer

False

Question 15

Non-living aspects of the environment (rocks, sunlight, water, humidity, acidity) are called

Accepted Answer

abiotic

Question 16

Per capita (individual; literally "per head") resource use tends to be

Accepted Answer

higher in developed nations like the United States.

Question 17

Humans are surviving better and living longer than we did for most of our history, but

Accepted Answer

the trend of smaller families has proceeded more slowly., we are currently in a demographic transition.

Question 18

The age structure of the population (how many individuals in each age bracket).

Accepted Answer

demography

Question 19

A woman who has more children is

Accepted Answer

more likely to lose a child in its infancy.

Questions 19