an environmental factor that causes a population to decrease in size

An organism that can make its own food through photosynthesis or chemosynthesis, typically plants.

An organism that eats other organisms for energy.

An organism that breaks down dead or decaying organisms, recycling nutrients back into the ecosystem.

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

A complex network of interconnected food chains in an ecosystem.

A graphical representation of the energy flow in an ecosystem, showing the energy available at each trophic level.

Law of Conservation of Energy

A principle stating that energy cannot be created or destroyed, only transformed from one form to another.

Law of Conservation of Mass

A principle stating that mass cannot be created or destroyed in a closed system through ordinary chemical reactions or physical transformations.

The process by which water changes from a liquid to a gas or vapor.

The process by which water vapor in the air is changed into liquid water.

Any form of water - liquid or solid - falling from the sky, including rain, sleet, snow, and hail.

The role or function of an organism or species within an ecosystem, including its use of resources and relationships with other organisms.

An interaction between organisms or species in which both the organisms or species are harmed.

An interaction where one organism, the predator, kills and eats another organism, the prey.

A close and often long-term interaction between two different biological species.

A type of symbiotic relationship where one organism benefits and the other is neither helped nor harmed.

A type of symbiotic relationship where both organisms involved benefit.

A type of symbiotic relationship where one organism lives with, on, or in a host and harms it.

The process by which the structure of a biological community evolves over time.

The first species to colonize previously disrupted or damaged ecosystems, beginning a chain of ecological succession.

The number and variety of different species in an area

A species on which other species in an ecosystem largely depend, such that if it were removed the ecosystem would change drastically.

The end of an organism or of a group of organisms, normally a species.

Non-native species that spread beyond their original introduction area and cause environmental or economic damage.

The benefits humans receive from ecosystems, including provisioning, regulating, cultural, and supporting services.

The study of how organisms interact with each other and their environment

anything naturally occuring in the environment that humans use

The practice of using less of a resource so that it can last longer.

The ability of an ecosystem to maintain biodiversity and production indefinitely

Ecological Restoration

the practice of helping a degraded or destroyed ecosystem recover from damage

Ecology vocab Flashcards

Student preview

38 questions

Show all answers

1.

FLASHCARD QUESTION

Front

Organism

Back

An individual living thing that can react to stimuli, reproduce, grow, and maintain homeostasis.

2.

FLASHCARD QUESTION

Front

Habitat

Back

an environment that provides the things a specific organism needs to live, grow, and reproduce

3.

FLASHCARD QUESTION

Front

Biotic Factors

Back

A living or once living part of an organisms habitat

4.

FLASHCARD QUESTION

Front

Abiotic Factors

Back

Non-living components of an ecosystem, such as sunlight, temperature, and water.

5.

FLASHCARD QUESTION

Front

Population

Back

A group of individuals of the same species living in a specific area.

6.

FLASHCARD QUESTION

Front

Community

Back

All the populations of different species that live and interact in a particular area.

7.

FLASHCARD QUESTION

Front

Ecosystem

Back

A community of living organisms and their interactions with their abiotic environment.

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