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What is a Biologist?
a person who studies living organisms
- microbiologist (studies microorganisms)
- ecologist (studies relations between organisms and their environment)
- botanist (studies plants)
What is Biodiversity?
The variety of life forms-- plants, animals and fungi (and other microscopic life forms) in a given area (such as habitat or ecosystems).
What is carrying capacity?
the number of animals and plant life that the resources of a habitat can support.
The number of animals a environment can support depends on there being enough space, habitat, food and water for the animals. Any one of these could be the limiting factor.
is a class of relationship between two organisms where one organism benefits without affecting the other.
all the plants and animals in a certain habitat that are bound together by food chains and other interrelations.
a scientist who studies the relationship of living things to one another and their environment.
- a natural area that includes living and nonliving parts that interact to produce a stable system that is linked together by energy and nutrient flow.
a plant or animal that naturally occurs only in a certain geographic area.Examples: yellow-billed magpie is endemic to the Sacramento Valley
- all of the surroundings (living and nonliving) in which a person, animal or plant lives.
- Examples: air, water, plants, animals, humans.
a series of growth stages in the life of any life of any plant or animal.
A close association between two different species where each species gets some benefits.
the role played by an organism in its biological community; think of it as the plant or animal’s job –what it does and how it does it.
an intimate relationship between members of two different species.
animals that are not tamed or domesticated.
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