Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
33 Cards in this Set
- Front
- Back
Producer
|
An organism that can make its own food.
|
|
Consumer
|
An organism that obtains energy by feeding on other organisms
|
|
Herbivore
|
A consumer that eats only plants.
|
|
Carnivore
|
A consumer that eats only animals.
|
|
Omnivore
|
A consumer that eats both plants and animals.
|
|
Scavenger
|
A carnivore that feeds on the bodies of dead organisms.
|
|
Decomposer
|
An organism that breaks down wastes and dead organisms
|
|
Food Chain
|
A series of events in which one organism eats another and obtains energy
|
|
Food Web
|
The pattern of overlapping food chains in an ecosystem
|
|
Energy Pyramid
|
A diagram that shows the amount of energy that moves from one feeding level to another in a food web
|
|
Water Cycle
|
The continuous process by which water moves from Earth’s surface to the atmosphere and back
|
|
Evaporation
|
The process by which molecules at the surface of a liquid absorb enough energy to change to the gaseous state
|
|
Condensation
|
The process by which a gas changes to a liquid
|
|
Precipitation
|
Rain, snow, sleet, or hail.
|
|
Nitrogen Fixation
|
The process of changing free nitrogen gas into a usable form
|
|
Biogeography
|
The study of where organisms live
|
|
Continental Drift
|
The very slow motion of the continents
|
|
Dispersal
|
The movement of organisms from one place to another.
|
|
Exotic Species
|
Species that are carried to a new location by people.
|
|
Climate
|
The typical weather pattern in an area over a long period of time
|
|
Biome
|
A group of land ecosystems with similar climates and organisms
|
|
Canopy
|
A leafy roof formed by tall trees in a forest.
|
|
Understory
|
A layer of shorter plants that grow in the shade of a forest canopy.
|
|
Desert
|
An area that receives less than 25 centimeters of precipitation per year.
|
|
Grassland
|
An area populated by grasses and other nonwoody plants. Most grasslands get 25 to 75 centimeters of rain each year.
|
|
Savanna
|
A grassland close to the equator that receives as much as 120 centimeters of rain per year.
|
|
Deciduous Tree
|
A tree that sheds its leaves and grows new ones each year.
|
|
Coniferous Tree
|
A tree that produces its seeds in cones and that has needle-shaped leaves.
|
|
Tundra
|
An extremely cold, dry biome.
|
|
Permafrost
|
Soil that is frozen all year.
|
|
Estuary
|
A habitat in which the fresh water of a river meets the salt water of the ocean.
|
|
Intertidal Zone
|
The area between the highest high-tide line and lowest low-tide line.
|
|
Neritic Zone
|
The region of shallow ocean water over the continental shelf.
|