9.1.2.3.1 - Phloem Loading
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Practice Questions
Test your understanding with targeted questions
What is the primary function of phloem?
💡 Hint: Think about what plants need to distribute.
Name one type of cell found in the phloem.
💡 Hint: Consider the cells that help with transport.
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Interactive Quizzes
Quick quizzes to reinforce your learning
What is the role of companion cells in the phloem?
💡 Hint: Think about their function related to the sieve tubes.
True or False: Phloem sap moves from areas of low pressure to areas of high pressure.
💡 Hint: Consider the direction of flow in relation to pressure.
1 more question available
Challenge Problems
Push your limits with advanced challenges
Assess how phloem loading might be affected if a plant experiences a drought. Explain your reasoning.
💡 Hint: Consider how water availability affects pressure and solute movement.
Design an experiment to test how varying the sucrose concentration at a source plant affects phloem loading and pressure generation.
💡 Hint: Think about independent, dependent, and controlled variables in your design.
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