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A2 Photosynthesis
| Question | Answer |
|---|---|
| Two elements not found in glucose that would be needed to make proteins | N S |
| Two elements missing from glucose, but needed to make nucleic acids (DNA and RNA) | N, P |
| If a substance gains electrons it is .... | REDUCED |
| The loss of electrons is .... | OXIDATION |
| The stage of photosynthesis that occurs in the thylakoid is | LIGHT DEPENDENT |
| The stage of photosynthesis that occurs in the stroma is .... | LIGHT INDEPENDENT |
| The most important photosynthesising cells in a leaf are in the ... | PALISADE LAYER |
| The splitting of water using light energy is called... | PHOTOLYSIS |
| Electrons from chlorophyll become ....... with light | EXCITED |
| The energy from excited electrons passed down the carrier molecules is used in... | PHOTOPHOSPHORYLATION |
| When inorganic P is added to ADP using light energy it is called.. | PHOTOPHOSPHORYLATION |
| The liquid inside the chloroplast | STROMA |
| A stack of thylakoids | GRANUM |
| The waste material produced during the light dependent phase | OXYGEN |
| The enzyme that can break down ATP to ADP and inorganic P | ATPase |
| The THREE products of the light dependent phase | OXYGEN, REDUCED NADP, ATP |
| A 5 - carbon compound that fixes CO2 | RuBP |
| The scientist who had a 'lollipop' to study photosynthesis | CALVIN |
| The 3 carbon compound formed after RuBP fixes CO2 | GP |
| What is added to GP to form GALP? | Energy from ATP + Hydrogen from reduced NADP |
| Any sugar with 6 Carbons | HEXOSE |
| The enzyme that catalyses the fixation of CO2 | RuBISCO |
| WHat is added to GALP to make more RuBP? | Inorganic P and energy |
| Primary consumers that feed on dead organic particles | DETRITIVORES |
| Bacteria and fungi that feed on dead animals and plants | DECOMPOSERS |
| Factors that could limit photosynthesis | Light, temperature, CO2 levels |
| The equation for GPP | GPP = NPP + R |
| The rate at which an ecosystem manufactures organic matter | GROSS PRIMARY PRODUCTIVITY |
| The rate at which new biomass is formed | NET PRIMARY PRODUCTIVITY |
| Units used to measure GPP and NPP | kJ per square metre per year |