NEET Biology: Plant Transport Practice Questions

14 questions with answers and step-by-step solutions. Tap any question to see the full worked solution.

  1. Q1.
    Which process is primarily responsible for the upward movement of water in tall trees?
    Easy
  2. Q2.
    The water potential of pure water at standard temperature and pressure is equal to:
    Easy
  3. Q3.
    Guttation is the process of water loss in the form of liquid droplets, typically occurring through:
    Easy
  4. Q4.
    The movement of sucrose from the source to the sink in plants is explained by:
    Easy
  5. Q5.
    Which pathway of water movement involves the cell walls and intercellular spaces?
    Easy
  6. Q6.
    A plant cell is placed in a solution. If the cell becomes flaccid, what can be concluded about the water potential of the external solution relative to the cell
    Medium
  7. Q7.
    Which of the following conditions would most likely increase the rate of transpiration in a typical mesophytic plant?
    Medium
  8. Q8.
    In the context of the pressure flow hypothesis for phloem transport, what is the primary driver of the movement of sucrose from source to sink?
    Medium
  9. Q9.
    Which pathway of water movement in roots involves the movement of water through the interconnected protoplasts of adjacent cells?
    Medium
  10. Q10.
    A plant cell with a solute potential of -0.8 MPa and a pressure potential of 0.3 MPa is placed in a solution with a water potential of -0.4 MPa. What is the dir
    Hard
  11. Q11.
    If the xylem tension in a tall tree is -2.5 MPa at the top and -1.5 MPa at the base, and the distance between these points is 50 meters, what is the gravitation
    Hard
  12. Q12.
    During the process of stomatal opening, which sequence of events correctly describes the change in guard cell physiology?
    Hard
  13. Q13.
    Which of the following best explains why the symplastic pathway is considered more selective than the apoplastic pathway for mineral uptake in roots?
    Hard
  14. Q14.
    In the context of the Munch pressure-flow hypothesis, which of the following conditions would most effectively inhibit the translocation of sucrose from source
    Hard

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Plant Transport — NEET Biology Practice Questions with Solutions | SolveGini