BSC1010 EXAM 2 QUESTIONS AND ANSWERS WITH
COMPLETE SOLUTIONS RATED 100% GUARANTEED PASS
The two basic forms of energy are _________ and ________ energy.
A) caloric, chemical
B) mechanical, material
C) kinetic, potential
D) potential, chemical
E) chemical, mechanical
c.) kinetic, potential
Which statement is NOT part of the first law of thermodynamics?
A. The amount of energy in the universe is constant.
B. None of the answer choices are correct.
C. Energy cannot be created or destroyed.
D. Energy can be converted to other forms of energy.
E. Any energy transformation loses some energy to its surroundings as heat.
e.) any energy transformation loses some energy to its surroundings as heat
Which of the following is NOT an example of kinetic energy?
A. sound
B. light
C. heat
,D. the energy in chemical bonds (sugar)
E. random molecular movement
d.) the energy in chemical bonds (sugar)
A ripe peach hanging from a tree branch
A) has a kinetic energy.
B) has a potential energy.
C) has both kinetic and potential energy.
D) has heat energy.
E) has entropy.
b.) has a potential energy
Entropy is a measure of ________ in nature
A. complexity.
B. disorder.
C. order.
D. kinetic energy.
E. potential energy.
b.) disorder
ATP releases energy when ________.
A. a ribose is added
B. adenine is removed
C. a last one phosphate is removed
,D. deoxyribose is added
E. sunlight strikes it
c.) a last one phosphate is removed
The breakdown of the glucose to carbon dioxide and water is an
A. exergonic reaction in the photosynthesis.
B. exergonic reaction in the cellular respiration.
C. endergonic reaction in the photosynthesis.
D. endergonic reaction in the cellular respiration.
b.) exergonic reaction in the cellular respiration
Oxidation-reduction reactions
A. transfer electrons from one molecule to another.
B. increase the amount of oxygen in the cell.
C. transfer protons from one molecule to another.
D. are not used by living cells.
E. reduce the amount of oxygen in the cell.
a.) transfer electrons from one molecule to another
Oxidation means
A. the loss of electrons from a molecule.
B. the loss of oxygen by a cell.
C. the gain of electrons by a molecule.
D. the gain of oxygen by a cell.
a.) the loss of electrons from a molecule
, Reduction means
A. the loss of electrons by a molecule.
B. the gain of electrons by a molecule.
C. the loss of oxygen from a cell.
D. the gain of oxygen by a cell.
b.) the gain of electrons by a molecule
Oxidation-reduction (redox) reactions
A. remove protons from one molecule and join them to another molecule.
B. remove electrons from both molecules involved.
C. remove oxygen from the cell.
D. never occur at the same time.
E. occur simultaneously.
e.) occur simultaneously
Coupled reactions are reactions in which a
A. exergonic reaction drives an endergonic reaction.
B. exergonic reaction drives a spontaneous reaction.
C. endergonic reaction drives an exergonic reaction.
D. endergonic reaction drives a spontaneous reaction.
a.) exergonic reaction drives an endergonic reaction
The process of phosphorylation
A. adds a phosphate group to a molecule.
B. removes a phosphate group from a molecule.
COMPLETE SOLUTIONS RATED 100% GUARANTEED PASS
The two basic forms of energy are _________ and ________ energy.
A) caloric, chemical
B) mechanical, material
C) kinetic, potential
D) potential, chemical
E) chemical, mechanical
c.) kinetic, potential
Which statement is NOT part of the first law of thermodynamics?
A. The amount of energy in the universe is constant.
B. None of the answer choices are correct.
C. Energy cannot be created or destroyed.
D. Energy can be converted to other forms of energy.
E. Any energy transformation loses some energy to its surroundings as heat.
e.) any energy transformation loses some energy to its surroundings as heat
Which of the following is NOT an example of kinetic energy?
A. sound
B. light
C. heat
,D. the energy in chemical bonds (sugar)
E. random molecular movement
d.) the energy in chemical bonds (sugar)
A ripe peach hanging from a tree branch
A) has a kinetic energy.
B) has a potential energy.
C) has both kinetic and potential energy.
D) has heat energy.
E) has entropy.
b.) has a potential energy
Entropy is a measure of ________ in nature
A. complexity.
B. disorder.
C. order.
D. kinetic energy.
E. potential energy.
b.) disorder
ATP releases energy when ________.
A. a ribose is added
B. adenine is removed
C. a last one phosphate is removed
,D. deoxyribose is added
E. sunlight strikes it
c.) a last one phosphate is removed
The breakdown of the glucose to carbon dioxide and water is an
A. exergonic reaction in the photosynthesis.
B. exergonic reaction in the cellular respiration.
C. endergonic reaction in the photosynthesis.
D. endergonic reaction in the cellular respiration.
b.) exergonic reaction in the cellular respiration
Oxidation-reduction reactions
A. transfer electrons from one molecule to another.
B. increase the amount of oxygen in the cell.
C. transfer protons from one molecule to another.
D. are not used by living cells.
E. reduce the amount of oxygen in the cell.
a.) transfer electrons from one molecule to another
Oxidation means
A. the loss of electrons from a molecule.
B. the loss of oxygen by a cell.
C. the gain of electrons by a molecule.
D. the gain of oxygen by a cell.
a.) the loss of electrons from a molecule
, Reduction means
A. the loss of electrons by a molecule.
B. the gain of electrons by a molecule.
C. the loss of oxygen from a cell.
D. the gain of oxygen by a cell.
b.) the gain of electrons by a molecule
Oxidation-reduction (redox) reactions
A. remove protons from one molecule and join them to another molecule.
B. remove electrons from both molecules involved.
C. remove oxygen from the cell.
D. never occur at the same time.
E. occur simultaneously.
e.) occur simultaneously
Coupled reactions are reactions in which a
A. exergonic reaction drives an endergonic reaction.
B. exergonic reaction drives a spontaneous reaction.
C. endergonic reaction drives an exergonic reaction.
D. endergonic reaction drives a spontaneous reaction.
a.) exergonic reaction drives an endergonic reaction
The process of phosphorylation
A. adds a phosphate group to a molecule.
B. removes a phosphate group from a molecule.
