CLASSIFICATION REVIEW 2

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CLASSIFICATION REVIEW 2
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Any characteristic of an organism that makes it
better able to survive in its environment.

• ADAPTATION

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The basic unit of structure and function for all
living things.

• CELLS

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All the changes undergone by living things as
they grow.

• DEVELOPMENT

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The regulation of life-maintaining conditions
inside an organism despite changes in its
environment.

• HOMEOSTASIS

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The length of time an organism is expected to
live.

• LIFE SPAN

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A living thing that exhibits all the
characteristics necessary for life.

• ORGANISM

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The reaction of an organism to a stimulus.

• RESPONSE

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Anything an organism responds to, such as, sound,
light, heat, vibration, odor, hunger, and so on.

• STIMULUS

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To group ideas, information, or objects, based on
their similarities.

• CLASSIFY

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A group of one or more species with similar
characteristics.

• GENUS

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The highest and largest of the taxonomic
categories, including all other categories.

• KINGDOM

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The evolutionary history of an organism.

• PHYLOGENY

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The second highest taxonomic category in the
animal kingdom.

• PHYLUM

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A group of organisms whose members successfully
reproduce among themselves.

• SPECIES

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The great variety of plants, animals, and other
organisms on Earth.

• DIVERSITY

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The science of classifying and naming organisms.

• TAXONOMY

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A key containing a detailed list of traits used
to identify a specific organism.

• DICHOTOMOUS

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An organism made up of a single cell.

• UNICELLULAR

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An organism made up of two or more cells.

• MULTICELLULAR

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A type of reproduction in which a new organism is
produced from one parent.

• ASEXUAL

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Inherited characteristics that may help an
organism to survive.

• ADAPTATIONS

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The group in our classification system with the
most members.

• KINGDOM

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The group in our classification system with the
most similar organisms.

• SPECIES

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The kingdom with the most complex organisms on
earth.

• ANIMALS

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Trees and flowers belong in this kingdom.

• PLANT

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Mushrooms belong in this kingdom.

• FUNGI

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Are organisms in the plant and animal kingdom
unicellular or multicellular?

• MULTICELLULAR

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Are organisms in the bacteria kingdom(s)
unicellular or multicellular?

• UNICELLULAR

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Are organisms in the protist kingdom mostly
unicellular or multicellular?

• MOSTLY
• UNICELLULAR
• (SLIME MOLDS/ALGAE ARE MULTICELLULAR)

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Are organisms in the fungi kingdom unicellular or
mostly multicellular?

• MOSTLY
• MULTICELLULAR
• (YEAST ARE UNICELLULAR)

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Organisms in this kingdom do not provide their
own means of locomotion (cannot see them
physically move).

• PLANT

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How do organisms in the fungi kingdom obtain
nutrients?

• ABSORBING
• (DECOMPOSITION)

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How do plants make food?

• PHOTOSYNTHESIS

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Sponges, reptiles, birds, and fish belong to
which kingdom?

• ANIMAL

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Bacteria that can live in extreme conditions are
part of this kingdom.

• ARCHAEBACTERIA

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Mosses, ferns, and organisms that flower are in
this kingdom.

• PLANT

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The scientist who developed binomial nomenclature.

• CAROLUS LINNAEUS

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Organisms in this kingdom are believed to be the
original ancestors of plants and animals.

• PROTIST

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What is another name for true bacteria?

• EUBACTERIA

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Can you list the characteristics of living things?

• CELLS DNA
• REPRODUCE
• GROW DEVELOP
• USE AND EXCRETE ENERGY
• RESPOND/ADAPT

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Remember . . . classification is always changing
and so will your grade after this quiz!

• GOOD LUCK!!