Name ________________________________________
Period ________
Date _________________
Chapter 9 – Cellular Respiration Worksheet
1. Write the complete, balanced chemical equation for cellular respiration using symbols. Below the
formula write out the equation using words.
2. Cells use the energy stored in chemical bonds of ____________________ to produce ____________
that directly power the cell’s activities. Identify at least three of these cellular activities below.
3. If cellular respiration took place in just one step, most of the ___________________ would be lost in
the form of light and _________________.
4. Identify, in order, the three stages of respiration that are required for the complete breakdown of
glucose into its final products. In addition, complete the remainder of the chart.
Stage
1.
2.
3.
Location
Aerobic or
Anaerobic
What is produced?
Name ________________________________________
Period ________
Date _________________
5. Why is it an investment for the cell to use two ATP at the beginning of glycolysis?
6. What are two potential advantages of glycolysis being anaerobic?
7. How many ATP molecules does a cell gain per glucose from the two major parts of cellular
respiration (glycolysis & the Krebs cycle/Electron Transport)?
8. Other than glucose, what other kinds of macromolecules can be used to produce ATP in cellular
respiration?
9. Explain why cellular respiration is considered an efficient process in terms of energy conversion.
10. Where does the heat that warms your body come from? Briefly explain your answer.
Name ________________________________________
Period ________
Date _________________
11. Complete the chart to compare fermentation and aerobic cellular respiration.
Fermentation
Cellular Respiration
Function
Reactants
Products
12. Compare the uses of lactic acid and alcoholic fermentation in industry.
13. Briefly explain what causes humans to become lactic acid fermenters.
14. Explain why a sprinter has an oxygen debt to repay after running a race.
15. Compare and contrast the role of fermentation and cellular respiration in the actual production of
ATP. It may be beneficial to illustrate this.