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Air, water and rocks
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Abiotic factors
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Living orgnisms and dead organisms
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Biotic factors
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Place where an organisms lives
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Habitat
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Black widow spiders
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Species
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All the black widow spiders in a certain area
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Population
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Which investerbrates are generally small, allowing them to live on little food and to hide from enemies
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Insects
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Which of the fllowing are vertebrates
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Frogs
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Which of the following are conisdered lower plants
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Ferns nd mosses
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Natural selection is the unequal survival that results from the presence or absence of
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Particular traints
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Which of the following kingdoms include algae?
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Protists
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Single celled organisms with cell wals but no nuclei are
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Bacteria
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Which of the following is part of an organism habitat?
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Shelter, food and water
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Some snakes produce a powerful venom that paralyzes their prey. This poison is an example of
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An adaptation
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Which of the following is not an ecosystem?
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Utility pole
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The energy is most ecosystems comes from
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The sun
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