Biology 1134 Exam 1 Questions and
Answers 100% Pass
What are the 8 characteristics of life? - ✔✔Organization, Homeostasis, Metabolism,
Respond to Stimuli, Growth, Development, Reproduction, Evolve.
What is an Atom? - ✔✔Smallest unit of matter which cannot be divided by normal
chemical and physical means.
What are molecules? - ✔✔two or more atoms joined together.
What are organelles? - ✔✔specialized structures in the cytoplasm of cells providing
essential cell functions
What are Cells? - ✔✔smallest unit of life
What are tissues? - ✔✔groups of similar cells working together to provide a specific
function
What are Organs? - ✔✔Layers of different tissue types working together to provided a
specific function
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,What are Organ-Systems? - ✔✔different organs working together to accomplish a
common goal
What are organisms? - ✔✔a complete living thing
What are species? - ✔✔groups of similar organisms capable of reproducing and
producing fertile offspring
What is a community? - ✔✔All of the different species living in the same location.
(biotic only)
What is an ecosystem? - ✔✔interactions of the community with the physical (abiotic)
environment
What is a biosphere? - ✔✔all regions above, on, and below the earth's surface where
living organisms exist.
Organization - ✔✔organisms maintain an internal order that is separated from the
environment
Homeostasis - ✔✔The maintenance of a relatively stable internal environment no matter
what is going on outside
Metabolism - ✔✔All of the chemical reactions occurring in the body that are necessary
to sustain life
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, Respond to stimuli - ✔✔organisms respond to the environmental changes; necessary for
survival
Growth - ✔✔increase in the number of cells or the size of the organism
Development - ✔✔Changes in the state of cells, tissues, organs, and organisms; results
in organisms with a defined set of characteristics
Reproduction - ✔✔necessary for the survival of a species
Evolve - ✔✔changes in allele frequencies in populations over time; may result in
adaption to the environment
Taxonomy - ✔✔the science of identification, description, and naming of species
What is a taxon? - ✔✔groups species are placed in based on their evolutionary history
In order from most broad to most exclusive, what are the classification groups? -
✔✔Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Binomial Nomenclature - ✔✔The unique scientific name; made up of Genus and
Species. Genus is CAPITALIZED and Species is NOT. Underline or Italicize.
What are the 3 domains of life? - ✔✔Bacteria, Archaea, Eukarya
Bacteria - ✔✔most primitive organisms on Earth. Date back to 3.5 billion yrs.
Unicellular (Prokaryote=no nucleus)
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Answers 100% Pass
What are the 8 characteristics of life? - ✔✔Organization, Homeostasis, Metabolism,
Respond to Stimuli, Growth, Development, Reproduction, Evolve.
What is an Atom? - ✔✔Smallest unit of matter which cannot be divided by normal
chemical and physical means.
What are molecules? - ✔✔two or more atoms joined together.
What are organelles? - ✔✔specialized structures in the cytoplasm of cells providing
essential cell functions
What are Cells? - ✔✔smallest unit of life
What are tissues? - ✔✔groups of similar cells working together to provide a specific
function
What are Organs? - ✔✔Layers of different tissue types working together to provided a
specific function
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,What are Organ-Systems? - ✔✔different organs working together to accomplish a
common goal
What are organisms? - ✔✔a complete living thing
What are species? - ✔✔groups of similar organisms capable of reproducing and
producing fertile offspring
What is a community? - ✔✔All of the different species living in the same location.
(biotic only)
What is an ecosystem? - ✔✔interactions of the community with the physical (abiotic)
environment
What is a biosphere? - ✔✔all regions above, on, and below the earth's surface where
living organisms exist.
Organization - ✔✔organisms maintain an internal order that is separated from the
environment
Homeostasis - ✔✔The maintenance of a relatively stable internal environment no matter
what is going on outside
Metabolism - ✔✔All of the chemical reactions occurring in the body that are necessary
to sustain life
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, Respond to stimuli - ✔✔organisms respond to the environmental changes; necessary for
survival
Growth - ✔✔increase in the number of cells or the size of the organism
Development - ✔✔Changes in the state of cells, tissues, organs, and organisms; results
in organisms with a defined set of characteristics
Reproduction - ✔✔necessary for the survival of a species
Evolve - ✔✔changes in allele frequencies in populations over time; may result in
adaption to the environment
Taxonomy - ✔✔the science of identification, description, and naming of species
What is a taxon? - ✔✔groups species are placed in based on their evolutionary history
In order from most broad to most exclusive, what are the classification groups? -
✔✔Domain, Kingdom, Phylum, Class, Order, Family, Genus, Species
Binomial Nomenclature - ✔✔The unique scientific name; made up of Genus and
Species. Genus is CAPITALIZED and Species is NOT. Underline or Italicize.
What are the 3 domains of life? - ✔✔Bacteria, Archaea, Eukarya
Bacteria - ✔✔most primitive organisms on Earth. Date back to 3.5 billion yrs.
Unicellular (Prokaryote=no nucleus)
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