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Transport in Plants

Mineral Transport in Plants Practice Questions

20 free Mineral Transport in Plants practice questions for the NCERT Biology, each with the correct answer and a detailed explanation. Open any question below, or take the full set as an interactive quiz.

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All Mineral Transport in Plants questions

20 questions
  1. Q1. Unlike water, most minerals cannot be absorbed by the roots passively because:
  2. Q2. The active uptake of ions from the soil into the root cells is responsible for:
  3. Q3. Which of the following acts as 'control points' where a plant adjusts the quantity and types of solutes that reach the xylem?
  4. Q4. The movement of ions into the 'free space' or 'outer space' of the cell without the expenditure of metabolic energy is known as:
  5. Q5. During the uptake of ions, the 'inner space' refers to the:
  6. Q6. What is the primary cause of 'Root Pressure' in plants?
  7. Q7. In which condition is root pressure most easily observed in plants?
  8. Q8. The loss of water in the form of liquid droplets around special openings of veins near the tip of leaves is called:
  9. Q9. Chief sinks for the mineral elements in plants are:
  10. Q10. Which of the following minerals is not easily remobilized from older senescing leaves to younger parts of the plant?
  11. Q11. Analysis of xylem exudates shows that nitrogen is mainly carried in the form of:
  12. Q12. The concept that xylem only transports water/minerals and phloem only transports organics is no longer strictly accurate because:
  13. Q13. The layer of cells containing the Casparian strip is the:
  14. Q14. What happens to the rate of mineral absorption if the roots are deprived of oxygen?
  15. Q15. Translocation of minerals through the xylem is characterized as:
  16. Q16. Ions are absorbed from the soil by both passive and active transport, but ______ transport accounts for the majority of the uptake.
  17. Q17. Specific proteins in the membranes of ______ cells actively pump ions from the soil into the cytoplasm of epidermal cells.
  18. Q18. Remobilization of minerals occurs primarily during:
  19. Q19. Which of the following statements about root pressure is FALSE?
  20. Q20. Mineral ions reach the xylem through which of the following pathways?