Organisms that make their own food. (producers)

The total mass of living matter in a given unit which can be converted to energy.

The products of photosynthesis.

Plants need this for photosynthesis.

Organism that obtains energy by eating animals.

The reactants of photosynthesis.

Organisms that eat living producers and/or other consumers for food. (Hetertrophs)

Organisms that break down the remains of other organisms such as bacteria and fungi.

Wastes and remains of dead organisms.

The ability to do work. In an ecosystem, the ultimate source of energy is the sun.

Simple model that shows how matter and energy move through

A diagram that shows ALL of the feeding relationships between organisms in an ecosystem.

An organism that eats only plants. (Primary consumers)

Consumers, they relay on other organisms for their energy and food supply. (Consumers)

An organism that eats both plants and animals.

Process by which producers use the sun's energy to convert water and carbon dioxide into sugars.

An organism that makes its own food from photosynthesis. (plants, algae, plankton, ect.)

An organism that eats primary consumers.

Plants produce this in photosynthesis.

Animals that eat secondary consumers.

Each energy level in a food web or food chain.

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Science 7th grade

7th grade science flashcards

Answer	Definition
Aquatic	Relating to water.
Autotrophs	Organisms that make their own food. (producers)
Biomass	The total mass of living matter in a given unit which can be converted to energy.
C6 H12 06	The products of photosynthesis.
Carbon Dioxide	Plants need this for photosynthesis.
Carnivore	Organism that obtains energy by eating animals.
C02 + H20	The reactants of photosynthesis.
Consumers	Organisms that eat living producers and/or other consumers for food. (Hetertrophs)
Decomposers	Organisms that break down the remains of other organisms such as bacteria and fungi.
Detritus	Wastes and remains of dead organisms.
Energy	The ability to do work. In an ecosystem, the ultimate source of energy is the sun.
Food Chain	Simple model that shows how matter and energy move through
Food Web	A diagram that shows ALL of the feeding relationships between organisms in an ecosystem.
Herbivores	An organism that eats only plants. (Primary consumers)
Hetertrophs	Consumers, they relay on other organisms for their energy and food supply. (Consumers)
Omnivores	An organism that eats both plants and animals.
Photosynthesis	Process by which producers use the sun's energy to convert water and carbon dioxide into sugars.
Producer	An organism that makes its own food from photosynthesis. (plants, algae, plankton, ect.)
Secondary Consumers	An organism that eats primary consumers.
Sugar	Plants produce this in photosynthesis.
Terrestrial	Relating to the land.
Third Level Consumer	Animals that eat secondary consumers.
Trophic Levels	Each energy level in a food web or food chain.

Created by: MustangABC

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