Terms in this set (31)
non living items in an ecosystem. ie. humidity, temperature, water, air, wind, rocks, clouds
the layer of the earth where life occurs
living organisms in an ecosystem. ie animals, plants, bacteria, fungus,
a group of different populations in an ecosystem
study of interactions of organisms in their environment
All abiotic and biotic factors within an area
design and carry out of a testable hypothesis
diagram or 3D artifact to depict something to scale or not to scale.
using one or more senses to record data
multiples of the same species
one of a species
An organism that makes its own food
A consumer that eats only animals.
Process by which some organisms, such as certain bacteria, use chemical energy to produce carbohydrates
An organism that eats producers
Carnivore that eats herbivores.
organism that breaks down and obtains energy from dead organic matter
feed on plant and animal remains and other dead matter
illustration of the relative amounts of energy or matter contained within each trophic level in a given food chain or food web
series of steps in an ecosystem in which organisms transfer energy by eating and being eaten
Many food chains overlapping each other to show the feeding relationships with many arrows showing the flow of energy
Consumers that eat only plants
organism that obtains energy from the foods it consumes; also called a consumer
A consumer that eats both plants and animals
Plants use the sun's energy to convert water and carbon dioxide into glucose (sugar) and oxygen
photosynthetic algae found near the surface of the ocean
an autotroph who uses light energy to make its own food in form of carbohydrates, lipids, and proteins
Each step in a food chain or food web
Diagram representing the biomass in each trophic level of an ecosystem
shows how many organisms are needed at each trophic level
A diagram that shows the amount of energy that moves from one feeding level to another in a food web
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