Respiration - unit 4 biology AQA A-level

quiz about the chemical process of respiration, suitable for any a-level board but made for AQA biology unit 4 at A2 level :)

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  • Created by: Mirte
  • Created on: 05-06-14 12:41

1. Methylene blue is a chemical that models how co-enzymes work by 1............ hydrogen ions, 2.......... it changing the colour 3...............

  • 1accepting 2 reducing it 3from blue to colourless
  • 1donating 2reducing 3from colourless to blue
  • 1accepting 2oxidizing 3from blue to colourless
  • 1donating 2oxidizing 3from blue to colourless
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2. In the ETC there are a series of electron carriers. As electrons are passed along them the electrons....

  • lose energy
  • gain energy

3. What is the correct sequence of processes for aerobic respiration?

  • glycolysis > electron transport chain > link reaction > krebs cycle
  • glycolysis > link reaction > krebs cycle > electron transport chain
  • electron transport chain > krebs cycle > link reaction > glycolysis
  • glycolysis > krebs cycle > link reaction > electron transport chain

4. Which of these processes happens in all living cells?

  • glycolysis
  • phtosynthesis
  • the krebs cycle
  • the link reaction

5. At the end of the ETC, the protons are finally accepted by oxygen to produce water. This makes oxygen the...

  • Terminal electron rejector
  • terminal electron acceptor
  • Terminal proton acceptor
  • Terminal neutron acceptor

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