Skip to main content

← back to the guide

Eduqas A-Level Biology Component 1 Energy for Life overview quiz quiz

12questions. Pick an answer and you'll see why right away.

  1. What are the products when ATP is hydrolysed by ATP hydrolase?

  2. Where in a cell does glycolysis take place?

  3. In aerobic respiration, what is the final electron acceptor at the end of the electron transport chain?

  4. Where does the oxygen released during photosynthesis originate?

  5. In the Calvin cycle, which enzyme catalyses the combination of carbon dioxide with RuBP?

  6. A seed produces 14 cm cubed of carbon dioxide while using 20 cm cubed of oxygen. What is the respiratory quotient (RQ)?

  7. Why are school bacterial cultures usually incubated at about 25 degrees Celsius rather than 37 degrees Celsius?

  8. During which phase of a closed bacterial culture does the population rise exponentially?

  9. Approximately what percentage of energy is typically transferred between successive trophic levels?

  10. In eutrophication, what directly causes the dissolved oxygen in the water to fall?

  11. What do nitrogen-fixing bacteria do in the nitrogen cycle?

  12. Which process resynthesises ATP using light energy in photosynthesis?