Terms in this set (21)
The study of how living things interact with each other and their environment
the variety of organisms in a given area, species, and communities; can also be the genetic variation within a population
consists of all life on Earth and all parts of the Earth in which life exists, including land, water, and the atmosphere
A group of ecosystems that share similar climates like the taiga, tundra, and savanna, and typical organisms
living and nonliving things in an environment, together with their interactions
all the different populations that live together in an area
group of individuals of the same species that live in the same area
an animal or plant's living environment. It provides food,water, shelter, and a place to raise young.
a community of organisms that live on land, along with their nonliving surroundings, like in a forest, valley, savanna, etc.
A water-based community of plants and animals as well as nonliiving features ; can be in estuaries, oceans, ponds, etc
nonliving, physical features of the environment, including air, water, sunlight, soil, temperature, and climate
features of the environment that are alive or were once alive
a close relationship between two species that benefits at least one of the species
mutually beneficial interaction among organisms living in a limited area
a relationship between two species in which both species benefit
a relationship between two organisms in which one organism benefits and the other is unaffected
one organism lives on or inside another organism and harms it
the struggle between organisms to survive in a habitat with limited resources
interaction in which one organism captures and feeds on another organism
the role of an organism in an ecosystem, and its unique ways of survival, obtaining food, and shelter, and avoiding danger.
one of the steps in a food chain or food pyramid; examples include producers and primary, secondary, and tertiary consumers
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