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Unit 12 Ecosystem Re

an organism's habitat must provide? food, water, shelter, air
the place where an organism lives and that provides the things the organism needs is called? habitat
to carry out photosynthesis, algae and plants use what abiotic factors? air, sun, water, soil
what are biotic factors that can be found in a prairie ecosystem? plants, animals
the nonliving parts of an ecosystem are called? abiotic factors
all the different populations that live together in an area make up a? community
the smallest unit of ecological organization is a? organism
a population of honeybees that belong to the same hive is an example of a? society
give an example of a population? all the goldfish in a pond
the study of how things interact with each other and with their environment is called? ecology
the major way in which new organism are added to a population is through? birth rate/immigration
what factors would cause a population to decrease in size? death rate/emigration
what prevents a population from increasing? limiting factors
the largest population that an environment can support is called? carrying capacity
organisms live in different habitats because they have? different needs
all of the members of a community belong to the same? ecosystem
a food chain shows what? energy flowing
Created by: WiseGirl601