Cellular Respiration Webquest
ATP: THE ENERGY OF LIFE
Go to: Biology in Motion. Read & complete the activity.
http://www.biologyinmotion.com/atp/index.html
1. What is ATP?
2. How are the foods that we eat and ATP related?
3. THINK: ATP provides the body with energy. Give 3 examples of how ATP is used in
organisms.
AN OVERVIEW OF CELLULAR RESPIRATION
Go to Understanding Cellular Respiration. Read through the information provided.
http://www.essortment.com/all/cellularrespira_rmpr.htm
4. Where in the cell does respiration occur?
5. Write the equation for aerobic cellular respiration.
6. What are the three steps of cellular respiration?
7. List an alternative to cellular respiration.
CELLULAR RESPIRATION: A CLOSER LOOK
Go to BioCoach Activity: Cell Respiration. Click on each concepts and answer the following
questions.
http://phschool.com/science/biology_place/biocoach/cellresp/intro.html
8. Click on Concept 1 & 2. Where does glycolysis occur? What is the function of this stage
of respiration?
9. Click on Concept 3. Read through the information on the Krebs (Citric Acid) Cycle.
Click “Review” in the top right corner and then summarize this stage in your own words
10. Click on Concept 4. Summarize the purpose of the Electron Transport Chain in your own
words.
FERMENTATION
Go to Cellular Respiration. Read about fermentation.
http://en.wikipedia.org/wiki/Cellular_respiration
11. Explain the difference between ethanol fermentation and lactic acid fermentation.
CELLULAR RESPIRATION: A QUIZ
Go to About.com: Biology: Cellular Respiration Quiz. Take the quiz.
http://biology.about.com/library/quiz/blcellresquiz.htm
CELL RESPIRATION: A SUMMARY
Go to About.com: Biology: Cellular Respiration. Read about ATP yields.
http://biology.about.com/library/weekly/aa090601a.htm
12. How many ATPs are produced total in cellular respiration?
Go to Quia: Cellular Respiration. Play the “Matching Game” for Cellular Respiration.
http://www.quia.com/mc/835446.html
Photosynthesis Webquest
1. Go to http://woodchurchscience.edublogs.org/files/2008/03/photosynthesis-flash.swf
1. What do plants take in through the roots?
2. What moves up stems to the leaves?
3. Where does the leaf get water?
4. Where does the leaf get carbon dioxide?
5. What does the leaf combine to make sugar?
6. What does the plant release into the air as a waste?
7. What does the plant do with the sugar it makes?
8. Why are plants important to the environment?
1. View the overall process of photosynthesis
http://earthguide.ucsd.edu/earthguide/diagrams/photosynthesis/photosynthesis.html
What are the reactants (starting materials)?
____________________________________________________________________
2. Go to http://www.pbs.org/wgbh/nova/methuselah/phot_flash.html
‐ Click on the Cycle
‐ Click on Atomic Shuffle
What are the names of the holes in the leaves? _____________________________________
What is the equation for photosynthesis? _________________________________________
‐ Click on Three Puzzlers
1. Can a tree release enough oxygen to keep one person alive? Explain
2. Can a plant survive without light? Explain
3. Can a plant survive without oxygen? Explain
4. Go to the website
http://www.phschool.com/science/biology_place/biocoach/photosynth/overview.html
‐ Concept 1 An Overview of Photosynthesis
During photosynthesis energy changes forms. Solar (light) energy is converted to what type of
energy during photosynthesis?
Concept 2 Electromagnetic Spectrum
What is the range in wavelengths of visible light? ____________________________
5. Go to the website http://highered.mcgrawhill.com/olcweb/cgi/pluginpop.cgi?it=swf::535::535::/sites/dl/free/0072437316/120072/b
io13.swf
a. Which organelle is the site of photosynthesis? __________________________________
b. What are the stacks of membranes inside the chloroplast? ________________________
c. What is the semiliquid substance inside the chloroplast? _________________________
d. From what molecule (reactant) does photosystem II get its replacement electrons from?
_____________
6. Go to the website
http://www.wiley.com/legacy/college/boyer/0470003790/animations/photosynthesis/phot
osynthesis.htm
a. In your own words, describe the process of photosynthesis at the molecular level.
b. What is the role of the NADPH molecule in photosynthesis?
c. Click on Strategy/Players tab on the left.
i. What are the two main stages of photosynthesis?
ii. Hover over the chloroplast. What are stacks of thylakoids called? ___________
d. Click on light reactions. What happens when light strikes the pigments?