1.

    Certain halophytes can tolerate high salinity by accumulating ions like Na+Na^+ and Cl−Cl^- in their vacuoles. Which membrane transport protein is MOST directly involved in this process?

    A

    Plasma membrane H+H^+-ATPase

    B

    Tonoplast Na+/H+Na^+/H^+ antiporter

    C

    Plasma membrane K+K^+ channel

    D

    Tonoplast aquaporin

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Ion Uptake
    🎓 Ncert Level:Application
    🎯Difficulty :Hard
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :Halophytes, Ion uptake, Vacuole, Tonoplast, Antiporter

    Related Questions

    1.

    Which of the following statement is true about the passive uptake of ions?

    A

    Passive uptake may be non-mediated or mediated

    B

    Passive uptake is always mediated

    C

    Passive uptake is always non-mediated

    D

    None of the above

    Question Tags
    📚 Subject:Botany
    📑 Chapter:Mineral Nutrition
    🎯Topic:Ion Uptake
    🎓 Ncert Level:Understanding
    🎯Difficulty :Medium
    ⚡ Time Required :2 mins
    🔄Ncert Concepts :passive transport, membrane transport, mediated transport, non-mediated transport

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