Key Terms
Earth Science
Biology
Ecology
Oceanography
100

The careful study of the wonders of the universe

What is science

100

The reservoir at the bottom of a volcano vent that contains the liquid magma

What is the magma chamber

100

Close relationship between two organisms

What is symbiosis

100

All segmented worms 

What are flagellates

100

Organisms in the neritic zone that drift along with ocean currents

What are plankton

200

The condition of the atosphere at a given time

What is weather

200

An island parallel to the mainland's shore

What is a barrier island

200

Symbiotic relationship in which both organisms benefit

What is mutualism

200

The law of biogenesis states that living things can come only from

What are living things

200

The part of the intertidal zone that only experiences the ocean occasionally

What is the splash region

300

The next step in the hydrolic cycle after evaporation 

What is condensation

300

The practice of harvesting all the trees from a designated area at once 

What is clear-cutting

300

A negative symbiotic relationship in which ones orgaism is harmed

What is parasitism

300

A certian range of abiotic factors in which an organism can survive

What is an tolerance range

300

The part of the intertidal zone that experiences equal times of being covered and uncovered by water

What is the middle region

400

All the organisms of one species in an ecosystem 

What is a population

400

The four inner planets include Mercury, Venus, Earth, and this other planet

What is Mars

400

Relationship in which one organism hunts, kills, and eats another organism

What is predation

400

A job and place of an organism within it habitat

What is a niche

400

A saltwater biome is an aquatic biome having at least this amount of disolved salt

What is 3 1/2 percent

500

This model combines food chains to show all possible feeding relationships at each food chain level

What is a food web/ food pyramid

500

The settling of sediments at new locations

What is deposition

500

Relationship in which two organisms struggle against one another for the same limited resources

What is competition

500

A biome that is treeless beause of permafrost or elevation

What is a tundra

500

Many whale pecies travel together in a group

What is called a pod

600

A species that cna no longer be found alive on the earth

What is extinct

600

A weaker high tide that occurs when the sun's gravity and the moon's gravity oppose one another

What is neap tide

600

The living part of a seed that is the beginning of a new plant

What is an embryo

600

The biome containing mostly coniferous trees

What is the borreal forest biome

600

A spiny-skinned invertebrate with radial symmetry 

What is a starfish

700

Food- making process in green plants

What is photosynthesis

700

The fourth layer of the atmosphere that contians the hottest temperatures

What is the thermosphere

700

The outermost boundary of a plant cell's membrane

What is the cell wall

700

This is a kind of giant algae

What is kelp

700

A kind of seafloor mud made from minerals and the remains of tiny ocean organisms

What is ooze

800

Detritus falling through water toward the sea floor

What is marine snow

800

The innermost part of the Earth

What is the core

800

Organisms with only one cell

What s unicellular

800

A plant that grows under the trees of a forest

What is undergrowth

800

The vertical zones of the ocean are determined by

What is depth of water

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