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6. In the ETC there are a series of electron carriers. As electrons are passed along them the electrons....
7. 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
8. At the end of the ETC, the protons are finally accepted by oxygen to produce water. This makes oxygen the...
- terminal electron acceptor
- Terminal neutron acceptor
- Terminal proton acceptor
- Terminal electron rejector
9. During anaerobic respiration, pyruvate is used to make....
- ethanol and lactate in plants and CO2 in animals
- ethanol and CO2 in plants and Lactate in animals
- lactate in plants and ethanol and CO2 in animals
- ethanol in plants and CO2 and lactate in animals
10. Lactate produced by anaerobic respiration can be...
- oxidised for aerobic respiration only
- converted into glycogen or oxidised for aerobic respiration
- converted into glycogen only
- used to accept electrons in the electron transport chain
11. What is the equipment for measuring the rate of respiration called and what is it based on?
- Respirometer, based on measuring gas volume
- Respiro-matic, based on how fast a duck can spin on its axis
- Respiration meter, based on measuring uptake of mass
- Respirometer, based on measuring distance moved by an organism
12. At the start of glycolysis, glucose is activated by ...................
- Oxidation (gain of oxygen)
- phosphorylation (bonded to 1 phosphate molecule)
- phosphorylation (bonded to 2 phosphate molecules)
- Reduction (gain of Hydrogen atoms)
13. Which of these processes happens in all living cells?
- the krebs cycle
- glycolysis
- phtosynthesis
- the link reaction
14. Methylene blue is a chemical that models how co-enzymes work by 1............ hydrogen ions, 2.......... it changing the colour 3...............
- 1donating 2oxidizing 3from blue to colourless
- 1accepting 2 reducing it 3from blue to colourless
- 1accepting 2oxidizing 3from blue to colourless
- 1donating 2reducing 3from colourless to blue
15. The Krebs cycle is aided by which co-enzymes to catalyse the removal of hydrogen ions?
- FAD only
- NAD and RAD
- FAD and NAD
- NAD only
16. What are the end products of glycolysis?
- triose phospate, ADP and Pi, NADP
- triose phospate, ATP, NADPH
- pyruvate, ATP, NADPH
- pyruvate, ADP and Pi, NADP
17. In the electron transport chain, energy from electrons is used to....
- enable O2 to take up electrons
- enable O2 to take up CO2 to form glucose
- pump H+ from the matrix into the inner membrane space
- pump H+ from the inner membrane space into the matrix