Unit 0-1
Unit 2-3
Unit 4-5
Unit 6-7
Unit 8-9
100

A biotic factor is...

A living organism that shapes its environment

100

Generalists have a _______ rate of survival than specialists.

higher

100

The outermost layer of the Earth

Crust

100

The first layer of the atmosphere 

Trophosphere
100

There is ____ freshwater than saltwater on Earth

less

200

This biome is found in shallow waters off the coastline and is Earth’s most biologically diverse marine biome.

Coral reefs

200

Generalists use ___________ of resources, while specialists have ___________ of resources they use to survive.

a large range; a limited range

200

Hot stuff ____, cold stuff _____

rises; sinks

200

This energy source uses uranium-235

nuclear 

200

An area underground where water is stored

Aquifer

300

The energy available to consumers determined by subtracting the energy used by plants from the total energy transformed by the process of photosynthesis.

Net primary productivity
300

Heat waves are a ________ limiting factor

density independent

300

Name the soil horizons

O, A, B, C

300

Surface ozone, NOx, VOCs, and sunlight forms

photochemical smog

300

Water conditions in which O2 is very low

Hypoxia

400

Pollination, decomposition, and water purification are _____ ecosystem services.

Regulating

400

Nutrient poor bodies of water are referred to as

oligotrophic

400
Mining that results in a highwall

Contour strip mining

400

The most valuable type of coal

anthracite

400
The overpumping of aquifers leads to 

Land subsidence

500

This rate of reaction can be measured in the dark by determining the amount of oxygen gas consumed in a period of time.

Cellular respiration

500

Who developed the theory of Island Biogeography?

MacArthur & Wilson

500

20% of water used is by

industries

500

The US uses roughly __% of the world's energy

17%

500

What is the equation for ocean acidification

M
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