Back to quiz

6. Where does the light-dependent stage of photosynthesis take place?

  • Thylakoids of the chloroplasts
  • Stroma of the chloroplasts
  • Starch granules of the chloroplasts
  • Chloroplast envelope

7. Mg2+ is used in______.

  • Flowering
  • Chlorophyll production
  • Amino acid production
  • Pollination

8. What is the enzyme catalysing the reaction between Ribulose bisphosphate and CO2?

  • Ribulose bisphosphate dehydrogenase
  • Ribulose bisphosphate amylase
  • Ribulose bisphosphate carboxylase
  • Ribulose bisphosphate decarboxylase

9. Where does the light-independent stage of photosynthesis take place?

  • Thylakoids of the chloroplasts
  • Stroma of the chloroplasts
  • Starch granules of the chloroplasts
  • Chloroplast envelope

10. Photosystem I is arranged around a chlorophyll a molecule with an absorption peak of ____nm.

  • 550
  • 680
  • 700
  • 780

11. Where are chloroplasts found?

  • Mesophyll and guard cells of green leaves
  • Phloem
  • Stomata of green leaves
  • Xylem

12. Which photosynthetic pigments acts as an accessory pigment?

  • Acetyls
  • Carotenoids
  • Mesophylls
  • Chlorophylls

13. An action spectrum is a graph that shows ___.

  • how much CO2 a particular pigment absorbs per second.
  • the rate of photosynthesis at different wavelengths of light
  • the rate of respiration at different wavelengths of light
  • how much light a particular pigment absorbs at each wavelength.

14. Photolysis, the splitting of water molecules by light, produces ___ and ___.

  • Oxygen ions and electrons
  • Sodium ions and electrons
  • Hydrogen ions and electrons
  • Potassium ions and electrons

15. Antenna complexes are found it the ___.

  • ribosomes
  • thylakoid membranes
  • starch granules
  • stroma