Are you taking AP classes? You will find our ' AP Biology Chapter 8 Practice Test ' super helpful. Ap classes can be challenging; hence, preparing well in advance is necessary. Our quiz is designed to test your knowledge of various course topics. The quiz can be an excellent way to prepare for your AP class examinations. Don't forget to attempt this quiz honestly to get your immediate scores. Study hard, and all the very best!
Synthesis of macromolecules
Breakdown of macromolecules
Control of enzyme activity
Synthesis of macromolecules and breakdown of macromolecules
Synthesis of macromolecules, breakdown of macromolecules, and control of enzyme activity
Catalysis
Metabolism
Anabolism
Dehydration
Catabolism
They do not depend on enzymes.
They consume energy to build up polymers from monomers.
They release energy as they degrade polymers to monomers.
They lead to the synthesis of catabolic compounds.
They do not depend on enzymes and they consume energy to build up polymers from monomers.
They do not depend on enzymes.
They are highly regulated sequences of chemical reactions.
They consume energy to build up polymers from monomers.
They release energy as they degrade polymers to monomers.
They are highly regulated sequences of chemical reactions and they consume energy to build up polymers from monomers.
Energy cannot be created or destroyed.
The entropy of the universe is decreasing.
The entropy of the universe is constant.
Kinetic energy is stored energy that results from the specific arrangement of matter.
Energy cannot be transferred or transformed.
The energy content of an organism is constant.
The organism ultimately must obtain all of the necessary energy for life from its environment.
The entropy of an organism decreases with time as the organism grows in complexity.
Organisms are unable to transform energy.
Life does not obey the first law of thermodynamics.
The universe loses energy because of heat production.
Systems rich in energy are intrinsically unstable and will give up energy with time.
Energy can be neither created nor destroyed.
The universe loses energy because of heat production and systems rich in energy are intrinsically unstable and will give up energy with time.
The universe loses energy because of heat production and systems rich in energy are intrinsically unstable, will give up energy with time, and energy can be neither created nor destroyed.
Living organisms do not obey the second law of thermodynamics, which states that entropy must increase with time.
Life obeys the second law of thermodynamics because the decrease in entropy as the organism grows is balanced by an increase in the entropy of the universe.
Living organisms do not follow the laws of thermodynamics.
As a consequence of growing, organisms create more disorder in their environment than the decrease in entropy associated with their growth.
Living organisms are able to transform energy into entropy.
Metabolism is an emergent property of life at the level of organisms.
Metabolism manages the utilization of materials and energy resources.
The uptake of water associated with the hydrolysis of biological polymers is part of metabolism.
Metabolism depends on a constant supply of energy.
None of these statements about metabolism is incorrect.
Free energy of the system.
Free energy of the universe.
Entropy of the system.
Entropy of the universe.
Enthalpy of the universe.
If the entropy of a system increases, there must be a corresponding decrease in the entropy of the universe.
If there is an increase in the energy of a system, there must be a corresponding decrease in the energy of the rest of the universe.
Every energy transfer requires activation energy from the environment.
Every chemical reaction must increase the total entropy of the universe.
Energy can be transferred or transformed, but it cannot be created or destroyed.
Living organisms can convert energy among several different forms.
Living organisms can use energy to do work.
Organisms expend energy in order to decrease their entropy.
Living organisms can convert energy among several different forms and can use energy to do work.
Living organisms can convert energy among several different forms, can use energy to do work and expend energy in order to decrease their entropy.
Conversion of energy from one form to another is always accompanied by some loss of free energy.
Heat represents a form of energy that cannot be used by most organisms to do work.
Without an input of energy, organisms would tend towards increasing entropy.
Cells require a constant input of energy to maintain their high level of organization.
Every energy transformation by a cell decreases the entropy of the universe.
Light energy
Electrical energy
Thermal energy (heat)
Mechanical energy
Potential energy
Dehydration reactions
Hydrolysis
Respiration
Digestion
Catabolism
The synthesis of large molecules from small molecules is exergonic.
Earth is an open system.
Life exists at the expense of energy derived from its environment.
A living cell can never function as a closed system.
Every chemical reaction in a cell results in a loss of free energy.
Is consistent with the second law of thermodynamics.
Requires that due to evolution, the entropy of the universe increased.
Is based on the fact that organisms function as closed systems.
Is consistent with the second law of thermodynamics and requires that due to evolution, the entropy of the universe increased.
Is consistent with the second law of thermodynamics, requires that due to evolution, the entropy of the universe increased, and is based on the fact that organisms function as closed systems.
ΔS is the change in entropy, a measure of randomness.
ΔH is the change in enthalpy, the energy available to do work.
ΔG is the change in free energy.
T is the absolute temperature.
ΔS is the change in entropy, a measure of randomness, and ΔH is the change in enthalpy, the energy available to do work.
Slightly increasing
Greatly increasing
Slightly decreasing
Greatly decreasing
No net change
The products have more total energy than the reactants.
The reaction proceeds with a net release of free energy.
Some reactants will be converted to products.
A net input of energy from the surroundings is required for the reactions to proceed.
The reactions are nonspontaneous.
A reaction in which the free energy at equilibrium is higher than the energy content at any point away from equilibrium
A chemical reaction in which the entropy change in the reaction is just balanced by an opposite entropy change in the cell's surroundings
An endergonic reaction in an active metabolic pathway where the energy for that reaction is supplied only by heat from the environment
A chemical reaction in which both the reactants and products are only used in a metabolic pathway that is completely inactive
There is no possibility of having chemical equilibrium in any living cell.
+ΔH, +ΔS, +ΔG
+ΔH, -ΔS, -ΔG
+ΔH, -ΔS, +ΔG
-ΔH, -ΔS, +ΔG
-ΔH, +ΔS, +ΔG
+ΔG, +ΔH, +ΔS
+ΔG, +ΔH, -ΔS
+ΔG, -ΔH, -ΔS
-ΔG, +ΔH, +ΔS
-ΔG, -ΔH, -ΔS
Endergonic.
Endothermic.
Enthalpic.
Spontaneous.
Exothermic.
Its hydrolysis provides an input of free energy for exergonic reactions.
It provides energy coupling between exergonic and endergonic reactions.
Its terminal phosphate group contains a strong covalent bond that when hydrolyzed releases free energy.
Its hydrolysis provides an input of free energy for exergonic reactions and it provides energy coupling between exergonic and endergonic reactions.
Its hydrolysis provides an input of free energy for exergonic reactions and it provides energy coupling between exergonic, endergonic reactions, and its terminal phosphate group contains a strong covalent bond that when hydrolyzed releases free energy. .
Wait!
Here's an interesting quiz for you.