Population Dynamics
A population is a group of these?
what are similar interbreeding organisms
Our current world population is...
What is 7.7 billion
D=N/S
What is population density
term for death rate
What is mortality
cutting and burning forests for farmland is known as
What is slash and burn farming
A population that gets larger and grows at a faster rate is called this?
What is exponential growth
the three limiting factors that still control human population growth
What are food, water, and space
Rate=Change#/Change time
What is rate of change
factors that competition to go up.
What is lack of food and resources
Burning fossil fuels leads to
What is atmospheric pollution
In a population, limiting factors such as disease and predators could do this?
What is limit growth
The human population continues to increase because our ____ exceeds our _____
What are natality and mortality
Find the density of 2000 mice in 10 square meters.
what is 100 mice per m2
What is natality
When pollutants mix with the water in our atmosphere it creates...
What is acid rain
The number of organisms of one species that an environment can support is called this?
What is carrying capacity
What event during the 1800s led to a boom in human population
What is the industrial revolution.
Find the density: 50 dogs in 10 square meters
Moving in to a population
What is immigration
Excessive deforestation can cause soil ____
What is erosion
The two factors that increase population growth
What are natality and immigration
One hectare of land can feed ____ people or house ___ families
What is 3 and 8
Find rate of change:
2000: 800 ants
2010: 12,000 ants
gain of 40 ants per year
Moving out of a population
What is emigration
deforestation, soil erosion, and land development all lead to
What is habitat destruction