BIOLOGY 1020 TEST 1 AUBURN QUESTIONS
AND CORRECT DETAILED ANSWERS | NEW
UPDATE 2025
How does a scientific theory differ from a scientific hypothesis? - ANSWER
Theories are usually an explanation for a more general phenomenon; hypotheses
typically address more specific issues.
Glycogen is a _____. - ANSWER polysaccharide made of alpha-glucose.
The atoms of different phosphorous isotopes ____? - ANSWER have different
numbers of neutrons.
Knowing the mass number of an element allows inferences about which of the
following? - ANSWER the number of protons plus neutrons in the element.
All mammals so far studied have hair, produce milk, and have three middle ear
bones. We have just discovered a new kind of animal that has hair and produces
milk. We would predict that it has three bones in the middle ear. The above type
of reasoning is known as... - ANSWER deductive.
The formation of sodium chloride (NaCl) is the result of - ANSWER attraction
between opposite charges.
Molybdenum has an atomic number of 42. Several common isotopes exist, with
mass numbers from 92-100. Therefore, which of the following can be true? -
ANSWER Molybdenum atoms can have between 50 and 58 neutrons.
, Which of the following would be regarded as compounds? - ANSWER H2O and
CH4, but not O2
How many neutrons are present in the nucleus of a phosphorus-32 (32P) atom
(atomic number=15) - ANSWER 17 neutrons
A double covalent chemical bond represents the sharing of how many electrons? -
ANSWER 4 electrons
An atom's atomic number is 7. Its valence is most likely ____. - ANSWER 3
What results from an unequal sharing of electrons between atoms? - ANSWER
a polar covalent bond.
An atom's nucleus is composed of - ANSWER protons and neutrons.
In a single molecule of water, two hydrogen atoms are bonded to a single oxygen
atom by ____. - ANSWER polar covalent bonds.
An atoms has four electrons in its valence shell. What types of covalent bonds is it
capable of forming? - ANSWER single, double, or triple.
Liquid water's high specific heat is mainly a consequence of the - ANSWER
absorption and release of heat when hydrogen bonds break and form.
AND CORRECT DETAILED ANSWERS | NEW
UPDATE 2025
How does a scientific theory differ from a scientific hypothesis? - ANSWER
Theories are usually an explanation for a more general phenomenon; hypotheses
typically address more specific issues.
Glycogen is a _____. - ANSWER polysaccharide made of alpha-glucose.
The atoms of different phosphorous isotopes ____? - ANSWER have different
numbers of neutrons.
Knowing the mass number of an element allows inferences about which of the
following? - ANSWER the number of protons plus neutrons in the element.
All mammals so far studied have hair, produce milk, and have three middle ear
bones. We have just discovered a new kind of animal that has hair and produces
milk. We would predict that it has three bones in the middle ear. The above type
of reasoning is known as... - ANSWER deductive.
The formation of sodium chloride (NaCl) is the result of - ANSWER attraction
between opposite charges.
Molybdenum has an atomic number of 42. Several common isotopes exist, with
mass numbers from 92-100. Therefore, which of the following can be true? -
ANSWER Molybdenum atoms can have between 50 and 58 neutrons.
, Which of the following would be regarded as compounds? - ANSWER H2O and
CH4, but not O2
How many neutrons are present in the nucleus of a phosphorus-32 (32P) atom
(atomic number=15) - ANSWER 17 neutrons
A double covalent chemical bond represents the sharing of how many electrons? -
ANSWER 4 electrons
An atom's atomic number is 7. Its valence is most likely ____. - ANSWER 3
What results from an unequal sharing of electrons between atoms? - ANSWER
a polar covalent bond.
An atom's nucleus is composed of - ANSWER protons and neutrons.
In a single molecule of water, two hydrogen atoms are bonded to a single oxygen
atom by ____. - ANSWER polar covalent bonds.
An atoms has four electrons in its valence shell. What types of covalent bonds is it
capable of forming? - ANSWER single, double, or triple.
Liquid water's high specific heat is mainly a consequence of the - ANSWER
absorption and release of heat when hydrogen bonds break and form.
