4.1.3 Uses of Glucose in Plants

• Glucose is used as a respiratory substrate
• The equation for photosynthesis is 6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2

  True
• Glucose is stored as starch
• Order the uses of glucose in plants from most immediate to longest term

  1️⃣ Respiration for energy

  2️⃣ Conversion into other organic compounds

  3️⃣ Starch storage

  4️⃣ Cellulose production
• In glycolysis, glucose is broken down into pyruvate
• Glucose is a simple sugar also known as a monosaccharide
• In plants, glucose serves as a respiratory substrate
• Which pigment in plants is responsible for absorbing light energy during photosynthesis?

  Chlorophyll
• Order the steps in the overall process of photosynthesis:

  1️⃣ Light Absorption

  2️⃣ Conversion

  3️⃣ Oxygen Release
• Where in plants is starch typically stored?

  Tubers and seeds
• Glucose is converted into other organic compounds such as proteins and lipids
• What is the total ATP produced from one glucose molecule during cellular respiration?

  36-38 ATP
• Cellulose provides rigidity to plant tissues.


  True
• Order the steps in starch storage in plants:

  1️⃣ Starch Synthesis

  2️⃣ Starch Storage

  3️⃣ Starch Hydrolysis
• Why is glucose essential for plant growth and development?

  Energy source and building material
• What is the main structural component of plant cell walls that glucose helps synthesize?

  Cellulose
• Glucose is the primary product of photosynthesis in plants.

  True
• Excess glucose is converted into starch and stored in specialized plant structures like tubers and seeds
• Photosynthesis converts light energy into chemical energy, producing glucose.


  True
• What is the overall equation for photosynthesis?

  $6CO2 +$$6H2O → C6H12O6 +$$6O2$
• How many ATP molecules are produced during the electron transport chain phase of cellular respiration?

  32-34 ATP
• Where is starch primarily stored in plants?

  Specialized plant organs
• What structural component of plant cells is made from glucose?

  Cellulose
• What is the chemical formula for glucose?

  C6H12O6
• Steps in the process of photosynthesis

  1️⃣ Light absorption by chlorophyll

  2️⃣ Conversion of CO2 and H2O into glucose and O2

  3️⃣ Release of oxygen into the atmosphere
• What are the main uses of glucose in plants?

  Respiration, storage, synthesis
• What structural component of plant cells is formed from glucose?

  Cellulose
• Glucose is broken down in cellular respiration to produce ATP.


  True
• How much ATP is produced during the Krebs cycle?

  2 ATP
• What is the chemical formula of glucose?

  $C_{6}H_{12}O_{6}$
• Glucose is the primary product of photosynthesis in plants.


  True
• Match the step in photosynthesis with its description:

  Light Absorption ↔️ Chlorophyll captures light energy

  Conversion ↔️ CO2 and H2O are converted into glucose and O2
• The overall chemical equation for photosynthesis is 6CO2 + 6H2O + Light Energy → C6H12O6 + 6O2
• Excess glucose in plants is converted into starch
• Cellulose provides structural support to plant cells.


  True
• Match the process in cellular respiration with its description:

  Glycolysis ↔️ Glucose is broken down into pyruvate

  Krebs Cycle ↔️ Pyruvate is converted into CO2

  Electron Transport Chain ↔️ Electron carriers produce ATP
• Glucose is used to form cellulose, the structural component of plant cell walls
• What complex carbohydrate is formed when excess glucose is stored in plants?

  Starch
• Starch hydrolysis breaks down starch into glucose.

  True
• In cellular respiration, glucose is broken down to produce ATP