Thermodynamics and ATP Quiz

What does the First Law of Thermodynamics state?

• Energy can be created and destroyed

• Energy is always lost

• Energy cannot be created or destroyed

• Energy only exists in heat form

According to the Second Law of Thermodynamics, what increases in every energy transfer?

• Energy supply

• Order

• Entropy (disorder)

• ATP levels

What happens to some energy during every energy transformation in cells?

• It is stored permanently

• It is converted to light

• It is lost as heat

• It disappears

What is required to break a chemical bond?

• A catalyst

• A proton

• Energy

• Water

What happens when a new chemical bond forms?

• Energy is absorbed

• Energy is released

• The molecule becomes unstable

• Nothing changes

What determines whether a chemical reaction releases or absorbs energy?

• The number of atoms

• The color of the reactants

• The energy difference between bonds broken and formed

• The temperature of the room

What does ATP stand for?

• Adenosine TriPhosphate

• Adenine Trisugar Phosphate

• Active Transport Power

• Atomic Transport Protein

Where is the energy in an ATP molecule mainly stored?

• In the sugar ring

• In the phosphate bonds

• In the nitrogen base

• In the ribose molecule

What happens when ATP loses a phosphate group?

• It becomes DNA

• It forms ADP and releases energy

• It gains more energy

• It becomes inactive

How does ATP power cellular processes?

• By absorbing sunlight

• By storing fat

• By releasing energy when phosphate bonds break

• By carrying oxygen