BSC 1005 MIDTERM MDC QUESTIONS AND ANSWERS
What is Biology? - Answers - The scientific study of life.
Proper components of the SCIENTIFIC METHOD. - Answers - Observation, Question,
Hypothesis, Prediction, Experiment, Results, Conclusion.
Taxonomy is the ____? - Answers - Naming and classifying of species.
Which Kingdom of Eukarya consist primarily of unicellular organisms? - Answers -
Protista
What accounts for the different breeds of domesticated dogs? - Answers - Artificial
selection.
Relative to prokaryotic cells, eukaryotic cells are usually ______. - Answers -
EUKARYOTIC: Larger, and MORE COMPLEX.
What does adaption mean in a biological context? - Answers - The accumulation of
favorable variations in a population over time.
What is the difference between discovery science and hypothesis driven science? -
Answers - Discover science describes natural structures and processes as accurately
as possible through careful observation and data analysis.
Hypothesis- driven science is the observation and induction of discovery science. It
stimulates us to seek natural structures and processes.
A Hypothesis is a ____. - Answers - Tentative answer to a question.
What is a Gene? - Answers - A unit of inheritance.
The second Electron Shell of an atom can hold a maximum of _____ electrons. -
Answers - 8
All atoms of an element have the same number of _____. - Answers - Protons
Relative to a PH of 6, a PH of 4 has a ______. - Answers - 100 time high H+
concentration.
The lower the PH of a solution, the ________. - Answers - more acidic.
______ is an example of an element. - Answers - Carbon
, What are the reactants of the following chemical reaction? C6H12O6 + 6 H2O + 6 O2 +
---> 6 CO2 +12H2O - Answers - C6H12O6, H2O, and O2
Why is water considered a polar molecule? - Answers - The oxygen end of the molecule
has a slight negative charge, and the hydrogen end has a slight positive charge.
Adjacent water molecules are joined by _______ bonds. - Answers - Polar and
covalent.
A Base ______. - Answers - Will increase the PH of a solution as it will lower the H+
ions.
Animals store carbohydrates as _______? - Answers - Glycogen.
The following molecule is best described as ______.
CH3 - CH2 - CH2 - CH2 - Answers - hydrocarbon.
A pleated sheet is an example of protein ______structure - Answers - Secondary
Carbohydrates typically include ______. - Answers - C, H, and O atoms.
A single carbon atom can form a maximum of ______ covalent bonds. - Answers - 4
Proteins are polymers constructed from _______ monomers. - Answers - Amino acid.
Which of the following is true regrading a DNA molecule? - Answers - The amount of
adenine is equal to the amount of thymine, and the amount of guanine is equal to the
amount of cytosine.
The following molecule is best described as _______.
CH3-CH2-CH2-CH2 - Answers - hydrocarbon.
Enzymes are? - Answers - proteins.
Destruction of a proteins shape is called _____. - Answers - denaturation
How do radioactive isotopes differ from isotopes? - Answers - RADIOACTIVE
ISOTOPES: UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
C6H12O6+6 H2O+6 O2--->6 CO2+12 H2O - Answers - C6H12O6, H2O, and O2
An uncharged atom of gold has an ATOMIC NUMBER of 79 and an ATOMIC MASS of
197.
What is Biology? - Answers - The scientific study of life.
Proper components of the SCIENTIFIC METHOD. - Answers - Observation, Question,
Hypothesis, Prediction, Experiment, Results, Conclusion.
Taxonomy is the ____? - Answers - Naming and classifying of species.
Which Kingdom of Eukarya consist primarily of unicellular organisms? - Answers -
Protista
What accounts for the different breeds of domesticated dogs? - Answers - Artificial
selection.
Relative to prokaryotic cells, eukaryotic cells are usually ______. - Answers -
EUKARYOTIC: Larger, and MORE COMPLEX.
What does adaption mean in a biological context? - Answers - The accumulation of
favorable variations in a population over time.
What is the difference between discovery science and hypothesis driven science? -
Answers - Discover science describes natural structures and processes as accurately
as possible through careful observation and data analysis.
Hypothesis- driven science is the observation and induction of discovery science. It
stimulates us to seek natural structures and processes.
A Hypothesis is a ____. - Answers - Tentative answer to a question.
What is a Gene? - Answers - A unit of inheritance.
The second Electron Shell of an atom can hold a maximum of _____ electrons. -
Answers - 8
All atoms of an element have the same number of _____. - Answers - Protons
Relative to a PH of 6, a PH of 4 has a ______. - Answers - 100 time high H+
concentration.
The lower the PH of a solution, the ________. - Answers - more acidic.
______ is an example of an element. - Answers - Carbon
, What are the reactants of the following chemical reaction? C6H12O6 + 6 H2O + 6 O2 +
---> 6 CO2 +12H2O - Answers - C6H12O6, H2O, and O2
Why is water considered a polar molecule? - Answers - The oxygen end of the molecule
has a slight negative charge, and the hydrogen end has a slight positive charge.
Adjacent water molecules are joined by _______ bonds. - Answers - Polar and
covalent.
A Base ______. - Answers - Will increase the PH of a solution as it will lower the H+
ions.
Animals store carbohydrates as _______? - Answers - Glycogen.
The following molecule is best described as ______.
CH3 - CH2 - CH2 - CH2 - Answers - hydrocarbon.
A pleated sheet is an example of protein ______structure - Answers - Secondary
Carbohydrates typically include ______. - Answers - C, H, and O atoms.
A single carbon atom can form a maximum of ______ covalent bonds. - Answers - 4
Proteins are polymers constructed from _______ monomers. - Answers - Amino acid.
Which of the following is true regrading a DNA molecule? - Answers - The amount of
adenine is equal to the amount of thymine, and the amount of guanine is equal to the
amount of cytosine.
The following molecule is best described as _______.
CH3-CH2-CH2-CH2 - Answers - hydrocarbon.
Enzymes are? - Answers - proteins.
Destruction of a proteins shape is called _____. - Answers - denaturation
How do radioactive isotopes differ from isotopes? - Answers - RADIOACTIVE
ISOTOPES: UNSTABLE
ISOTOPES: STABLE
What are the reactant(s) in the following chemical reaction?
C6H12O6+6 H2O+6 O2--->6 CO2+12 H2O - Answers - C6H12O6, H2O, and O2
An uncharged atom of gold has an ATOMIC NUMBER of 79 and an ATOMIC MASS of
197.
