Biosynthesis of Sucrose in Plants Quiz
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Questions and Answers

What is the primary role of sucrose in plants?

  • Nutrient transport
  • Cell division
  • Protein synthesis
  • Energy storage (correct)

Which enzyme initiates sucrose biosynthesis in chloroplasts?

  • Sucrose Phosphate Phosphatase (SPP)
  • Fructose-6-phosphate
  • Sucrose Phosphate Synthase (SPS) (correct)
  • Sucrose Synthase (SS)

What is the product of the Sucrose Phosphate Phosphatase (SPP) reaction?

  • Sucrose (correct)
  • Sucrose-6-phosphate
  • Glucose
  • Fructose

Where does the Sucrose Synthase (SS) reaction primarily occur?

<p>Cytoplasm (A)</p> Signup and view all the answers

Where does sucrose breakdown occur with the help of invertase?

<p>Vacuoles (B)</p> Signup and view all the answers

Which enzyme catalyzes the formation of sucrose-6-phosphate in chloroplasts?

<p>SPS (D)</p> Signup and view all the answers

During sucrose biosynthesis, what is the role of Cytoplasm?

<p>Converting sucrose to UDP-glucose and fructose (D)</p> Signup and view all the answers

What environmental factors influence the activity of enzymes involved in sucrose synthesis?

<p>Light, temperature, and water availability (A)</p> Signup and view all the answers

Which organelle serves as a storage site for sucrose in plants?

<p>Vacuoles (C)</p> Signup and view all the answers

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