What are the key characteristics of living things? - ANSWER (1) Orderliness,
complexity, organization
(2) energy use and production, metabolism
(3) balance, homeostasis
(4) irritability, adaptation (evolution)
(5) reproduction, growth, development
The sum of all the chemical reactions that take place in the body is called _____. -
ANSWER metabolism
Taxonomic Heirarchy (IN ORDER!) - ANSWER Domain, Kingdom, Phylum, Class,
Order, Family, Genus, Specific Epithet
What two parts make up a scientific name? - ANSWER genus and specific epithet
What is the scientific method? - ANSWER The process that scientists use to evaluate
ideas and information.
What are the parts of the scientific method? - ANSWER Observation, Information,
Hypothesis, Repeated experimentation, conclusion, retest conclusions
What is taxonomy? - ANSWER The scientific naming and classifying of organisms
1
,What is the proper term for a scientific name? - ANSWER Binomial Nomenclature
Who developed binomial nomenclature? - ANSWER Carl Linnaeus
A _____ _____ is a hypothesis that has withstood the test of time and much
experimentation - ANSWER scientific theory
In experiments, a _____ _____ is a group that is the same as an experimental group except
for one variable; used as a standard of comparison - ANSWER control group
What is an atom? - ANSWER basic unit of matter
What are the 3 subatomic particles in an atom and where are they found? -
ANSWER Protons (nucleus), Neutrons (nucleus), Electrons (electron shells).
What is the charge of a proton? - ANSWER positive
What is the charge of a neutron? - ANSWER neutral
What is the charge of an electron? - ANSWER negative
What is the importance of the proton number in an atom? - ANSWER It is the
atomic number
What are valence electrons and what do they determine? - ANSWER Electrons in
the outermost shell, they determine the number of bonds that an atom will form
2
, _____ are atoms of the same element which have different atomic weights because they
have different numbers of neutrons - ANSWER Isotopes
_____ is the clinging of one substance to another. This makes water a particularly good
solvent. - ANSWER Adhesion
I. Adenine, II Guanine, III Thymine, IV Cysosine: From the list of nitrogenous bases above,
which are pyrimidines? - ANSWER III and IV
A(n) _____ is a substance made of only one kind of atom, and can't be broken down to other
substances by chemical reactions - ANSWER element
_____ is the energy-storing polysaccharide of plants. - ANSWER Starch
Fats, oils, and waxes are all _____. - ANSWER lipids
_____ are negatively charged particles that orbit the nucleus of an atom. -
ANSWER Electrons
A(n) _____ bond involves the equal sharing of valence electrons. - ANSWER covalent
An atom can form as many bonds as there are...? - ANSWER unpaired electrons in its
outermost electron shell
_____ bear a positive electrical charge, while _____ have no electrical charge. -
ANSWER Protons, neutrons
The ability of an atom to attract electrons from another atom is called _____. -
ANSWER electronegativity
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complexity, organization
(2) energy use and production, metabolism
(3) balance, homeostasis
(4) irritability, adaptation (evolution)
(5) reproduction, growth, development
The sum of all the chemical reactions that take place in the body is called _____. -
ANSWER metabolism
Taxonomic Heirarchy (IN ORDER!) - ANSWER Domain, Kingdom, Phylum, Class,
Order, Family, Genus, Specific Epithet
What two parts make up a scientific name? - ANSWER genus and specific epithet
What is the scientific method? - ANSWER The process that scientists use to evaluate
ideas and information.
What are the parts of the scientific method? - ANSWER Observation, Information,
Hypothesis, Repeated experimentation, conclusion, retest conclusions
What is taxonomy? - ANSWER The scientific naming and classifying of organisms
1
,What is the proper term for a scientific name? - ANSWER Binomial Nomenclature
Who developed binomial nomenclature? - ANSWER Carl Linnaeus
A _____ _____ is a hypothesis that has withstood the test of time and much
experimentation - ANSWER scientific theory
In experiments, a _____ _____ is a group that is the same as an experimental group except
for one variable; used as a standard of comparison - ANSWER control group
What is an atom? - ANSWER basic unit of matter
What are the 3 subatomic particles in an atom and where are they found? -
ANSWER Protons (nucleus), Neutrons (nucleus), Electrons (electron shells).
What is the charge of a proton? - ANSWER positive
What is the charge of a neutron? - ANSWER neutral
What is the charge of an electron? - ANSWER negative
What is the importance of the proton number in an atom? - ANSWER It is the
atomic number
What are valence electrons and what do they determine? - ANSWER Electrons in
the outermost shell, they determine the number of bonds that an atom will form
2
, _____ are atoms of the same element which have different atomic weights because they
have different numbers of neutrons - ANSWER Isotopes
_____ is the clinging of one substance to another. This makes water a particularly good
solvent. - ANSWER Adhesion
I. Adenine, II Guanine, III Thymine, IV Cysosine: From the list of nitrogenous bases above,
which are pyrimidines? - ANSWER III and IV
A(n) _____ is a substance made of only one kind of atom, and can't be broken down to other
substances by chemical reactions - ANSWER element
_____ is the energy-storing polysaccharide of plants. - ANSWER Starch
Fats, oils, and waxes are all _____. - ANSWER lipids
_____ are negatively charged particles that orbit the nucleus of an atom. -
ANSWER Electrons
A(n) _____ bond involves the equal sharing of valence electrons. - ANSWER covalent
An atom can form as many bonds as there are...? - ANSWER unpaired electrons in its
outermost electron shell
_____ bear a positive electrical charge, while _____ have no electrical charge. -
ANSWER Protons, neutrons
The ability of an atom to attract electrons from another atom is called _____. -
ANSWER electronegativity
3
