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ThinkQuest
Webcytology was created for ThinkQuest 1999.
Quizzes

Chemiosmosis

[go to this section in the Guide]
Chapter Four: Cell Nutrition and Respiration


Question 1
 The scientist who proposed the theory of chemiosmosis was
   1.  Matthias Schleiden
2.  Rudolf Virchow
3.  Peter Mitchell
4.  Theodore Schwann
 

Question 2
 The membrane at which chemiosmosis occurs in heterotrophic eukaryotes is
   1.  the cell membrane
2.  the thylakoid membrane
3.  a vacuole's membrane
4.  the crystae
 

Question 3
 As H+ ions accumulate on one side of the membrane in chemiosmosis, what type of gradient forms?
   1.  osmotic gradient
2.  temperature gradient
3.  pH gradient
4.  a gradient does not form
 

Question 4
 What provides the energy which drives ADP and phosphate molecules together to form ATP?
   1.  an electrical current carried by the H+ ions
2.  the gushing of H+ ions through the F0 channel
3.  the breaking of bonds between H+ ions
4.  the interaction of H+ ions and glucose molecules
 

Question 5
 The enzyme located in the F1 unit is called
   1.  ATP amylase
2.  ATP ligase
3.  ATP polymerase
4.  ATP synthetase
 


 
 

ThinkQuest Team #27819 - 27819@for.net
Team: Andrew Kallem, Josh Tauberer
Coaches: Ms. Acerra, Mr. Kwitkin