1. Why are there different pigments present in the chloroplast?
- Because each pigment absorbs different wavelengths of light
- Because each pigment is located in a different part of the chloroplast and are thus in different conditions
- Because some pigments absorb infrared radiation
- Because each pigment is a different colour
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Other questions in this quiz
2. Why is the rate of photosynthesis not equal to the net uptake of CO2 by a plant?
- Because some CO2 produced in respiration is used for photosynthesis
- Because the rate of photosynthesis increases with temperature
- Because CO2 is used only in the light-indepedent reaction
- Because venus flytraps are carnivores
3. What two products from the light-dependent reaction are used in the light-indepedent reaction?
- ATP and NADPH
- NADPH and H2O
- O2 and ATP
- O2 and NADPH
4. Why is hot methanol used to drop samples of photosynthesising algae into in the Calvin lollipop experiment?
- Because it instantly stops the reaction by denaturing enzymes for photosyntheis
- Because it is a limiting factor to photosynthesis
- because it allows substances into which C14 is incorporated to be identified
- Because it instantly stops the reaction by boiling the water present in the algae
5. The products of the photolysis (splitting) of water are...
- O2, H+ and a neutron
- O2, H+ and an electron
- OH-, H+
- H+ and an electron