Unit Three: Iceland

Question 1

Bathymetric

Answer 1

A topographic map of the ocean floor

Question 2

Biomass

Answer 2

The total quantity or weight of organisms in a given area or volume

Question 3

Biome

Answer 3

An area classified according to the species that live in that location

Question 4

Consumer

Answer 4

An organism that eats/takes in/consume other organisms for nutrition/to obtain their energy

Question 5

Conduction

Answer 5

The transfer of heat energy between solids, via vibration of atoms

Question 6

Convection

Answer 6

Energy transfer in fluids, in a circular nature, via density differences

Question 7

Endemic species

Answer 7

A species that is native and isolated to certain small geographic range/area

Question 8

Erosion

Answer 8

The movement/displacement of sediments/earth materials previously weathered, via wind water and gravity

Question 9

Extrusive

Answer 9

A type of igneous rock formed aboveground, from lava, outside the volcano

Question 10

Felsic

Answer 10

A type of mineral rich in Al, Si, light in color, low in density

Question 11

Habitat

Answer 11

A location where species live; where an organism makes its home

Question 12

Hot Spot

Answer 12

Volcanic location caused by a weak spot in the Earth’s crust, fed by the underlying mantle, that is comparatively hotter than the surrounding mantle and crust

Question 13

Joule

Answer 13

An SI unit of heat/energy measurement

Question 14

Keystone Species

Answer 14

A species that forms the foundation of an ecosystem; many other species depend on it. If they are removed, the ecosystem would change drastically

Question 15

Kilowatt Hour

Answer 15

A non SI unit of energy, equal to 3.6 megajoules, which is the energy delivered by one kilowatt of power for one hour

Question 16

Law of 10%

Answer 16

A law/rule that states that only 10% of energy is transferred to the trophic level above it in the food chain via consumption

Question 17

Mafic

Answer 17

Rich in Mg and Fe, dark in color, high density

Question 18

Magma

Answer 18

Molten rock that has not yet breached the surface/crust of the earth, mineral rick and contains water

Question 19

Mid-Ocean ridge

Answer 19

Series of volcanos that mark a divergent boundary

Question 20

Peat Bog

Answer 20

Wet, spongy ground of decomposing vegetation

Question 21

producer

Answer 21

An organism that creates its own energy, through either photosyntheis or chemosynthesis. The basis for all food chains.

Question 22

Sulfer Dioxide (SO2)

Answer 22

A colorless gas produced by the burning of fossil fuels and ores.

Question 23

Trophic Level

Answer 23

-Steps in an ecological pyramid, where transfer of food and energy take place from one organism to another
-different bands/levels of the food chain, divided by energy storage and consumption.

Question 24

Tundra

Answer 24

A vast, flat, cold, treeless region, in the arctic of Europe, Asia, and North America, in which the subsoil is permanently frozen (permafrost). Characterized by low biomass and cold temperatures