Ecosystems & Biodiversity
Populations
Earth
Land, Water, & Energy
Pollution
100

The rate at which solar energy is converted into organic matter

Primary Productivity

100

Rapid population growth is seen in countries that are in Stage ____ of demographic transition. 

2

100

Weather occurs in this layer of the atmosphere

Troposphere

100

This type of energy utilizes heat beneath earth's surface

geothermal

100

Nitrous Oxides are MOST associated with fuel combustion AND... 

agricultural practices

200

These species are long lived, provide parental care, with few offspring

K-Selected

200

The time is takes for a population with a growth rate of 5% to double is. 

14 years

200

Replanting trees in areas previously cleared is a great way to mitigate 

Deforestation 

200

This type of irrigation system is most efficient for small-scale farms, however it's set-up is labor intensive. 

Drip

200

This led to a dramatic reduction of anthropogenic CFC production 

Montreal Protocol

300
Habitat fragmentation is likely to cause a decrease in these species. 

Specialist species 

300

Cane toads can have a negative impact on species in Australia. They were introduced to control pests in sugarcane fields. They are now considered 

Invasive species

300

Milankovitch cycles explain how the climate changes due to earth's position. This one has to do with tilt. 

Obliquity 

300

The world's largest hydroelectric dam is located here. 

China (Gorges Dam)

300
A weather phenomenon where warm air is trapped between two cold layers, trapping pollutants at earth's surface

Thermal Inversion 

400
Many amphibians can tolerate a pH of 4.5. This is best explained by 

Range of Tolerance 

400

These are factors that control a population's growth but are not depended on population density (e.g., drought). 

Density-Independent factors 

400

A 9.0 magnitude earthquake occurring along a subduction zone caused this nuclear disaster. 

Fukushima

400

This farming practice decreases soil erosion 

terracing 

400

This is often used to neutralize the effects of acid deposition on bodies of water. 

Limestone

500

When organisms use the same resources in different ways they are

resource partitioning 

500

Moss is a valuable organism in this process. They break down rock to form soil. This process is called ________. this is cool because moss is considered to be an _ ______ species. 

Succession

r-selected 

500

Water holding capacity and porosity are __________ proportional 

Indirectly 

500

These are efficient, low cost, and keep consumer costs low.

CAFOs

500

Photochemical Smog Formation

NOx + UV + Heat + VOCs

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