Ecosystems Flashcards
Where gaseous nitrogen turns into precipitation.
Lightening fixing
The process of bacteria being fixed so plants can use it.
Bacteria fixing
A relationship in which one organism benefits at the host’s expense is called what?
Parasitism
A relationship between two species of a plant, animal, or fungus in which one lives with, on, or in the other without damage to either.
Commensalism
A relationship between two species of a plant, animal, or fungus in which one lives off the other and both organisms benefit.
Mutualism
Relationship between organisms in which one depends on the other.
Symbiosis
All the living and nonliving things in an area that interact with each other.
Ecosystem
A major ecological community such as grassland, tropical rain forest, or desert.
Biome
The location in which an organism lives.
Habitat
A model that shows many different feeding relationships among living things.
Food Web
A model that shows one set of feeding relationships among living things.
Food chain
The part of earth in which life can exist.
Biosphere
The many different types of life that exist in an environment.
Biodiversity
A group of different populations that live together and interact in an environment.
Community
Organisms that share the same characteristics and features.
Species
A blank is made up of the same kind of organisms. They live together in the same habitat.
Population
An animal that is hunted by other animals.
Prey
An animal that hunts other animals for food.
Predator
Organisms that cannot make their own food, and depend on plants or other animals for nourishment.
Consumers
Organisms that use sunlight and carbon dioxide to make food for themselves.
Producers
A place or role that an organism has in its habitat.
Niche
