Hydrology
Biology
Weather/Climate
Geology
Environmental Issues
100

How are oxbow lakes created?

Stream erosion and sediment deposition

100

Certain trees can be inhabited by fungi that damages the leaves. What is this relationship?

Parasitism

100

This is the warming of the oceans, landmasses, and atmosphere of Earth

What is global warming

100

What direction are the convection currents moving at a mid-ocean ridge? Clockwise or counterclockwise?

Clockwise

100

Replacing cement parking lots with tile and gravel would promote what?

Aquifer recharge rate

200

These consist of the water in a given landscape that drains into a particular stream, river, lake or wetland

What are watersheds

200

Can Earth's human population increase indefinitely?

No, because resources are finite

200

What substance in the atmosphere absorbs most of the UV radiation from the sun? What chemical is responsible for the decay of the ozone layer?

Ozone and chlorofluorocarbons (CFCs)

200

What helped prove Wegener's theory on Continental Drift?

Identical fossils on different continents

200

What fuel-efficient vehicle promotes the least air pollution

hydrogen fuel cell

300

What layer must be present for a perched aquifer?

An impermeable layer

300

Computer models can predict some of the benefits of an endangered species in a new habitat. Why not all the benefits?

Computer models cannot include every possible variable in a real ecosystem

300

What is one result of increasing sea-surface temperatures (SSTs) with respect to hurricanes?

Increase in hurricane frequency and stronger hurricanes

300
This gas, released by volcanoes, can cause significant cooling of the planet

Sulfur dioxide

300

This way of producing freshwater from saltwater is costly and uses the most energy

Desalination

400
How do contaminants from Montana reach the Gulf of Mexico?
Montana is in the Mississippi River drainage basin
400

What happens when frogs are removed from an ecosystem

Insect population increases

400

What causes the fluids (air and wind) on the planet to spin?

Coriolis effect

400

This promotes the explosive nature of volcanoes

Silica content

400

What resource acquisition is the most dangerous to the environment?

oil and coal

500

Where is most of the planet's freshwater source?

Frozen in glaciers and icecaps 

500

What best describes the energy exchange between organisms?

One organism obtains energy from the environment while others get it from eating other organisms.

500

What creates Tornado Alley?

Collision between cool, dry air and warm, moist air

500

Placing seismometers helps prove what idea 

evidence for interactions between moving tectonic plates

500

Why do some automotive garages take used motor oil?

They do proper disposal and recycle the oil to protect the environment.

M
e
n
u