Biology 0610 · IGCSE · Active transport

Active transport — practice question

The nitrate ion concentration is greater inside a root hair cell than it is in the soil. What would be needed for nitrate ions to be taken up into the root hair cell?

  • A1, 2, 3 and 4
  • B1, 2 and 3 only
  • C1 and 2 only
  • D1 only

Worked solution & mark scheme

This 1-mark question has a full step-by-step worked solution and mark scheme.

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI