05.2 Total (pg.126-132)

What is the first set of reactions in cellular respiration known as?

• Krebs cycle

• Electron transport chain

• Glycolysis

• Chemiosmosis

How many molecules of pyruvic acid are produced from 1 molecule of glucose during glycolysis?

• 3

• 4

• 2

• 1

How many ATP molecules are used at the beginning of glycolysis?

• 4

• 3

• 2

• 1

What is the molecule that accepts a pair of high-energy electrons and a hydrogen ion during glycolysis?

• NAD+

• ATP

• FADH2

• NADP+

How many ATP molecules are synthesized from 4 ADP molecules during glycolysis?

• 3

• 4

• 1

• 2

What is the other name for the Krebs cycle?

• Glycolysis

• Electron transport chain

• Citric acid cycle

• Chemiosmosis

Where does the Krebs cycle take place within the mitochondrion?

• Inner membrane

• Outer membrane

• Matrix

• Intermembrane space

How many carbon atoms are in citric acid at the beginning of the Krebs cycle?

• 6

• 7

• 5

• 4

What is the final electron acceptor of the electron transport chain?

• NADH

• FADH2

• Oxygen

• Carbon dioxide

What process is used to produce ATP during electron transport?

• Krebs cycle

• Chemiosmosis

• Glycolysis

• Photosynthesis