Biology 5090 · O Level · Active transport

Active transport — practice question

Which row is correct for active transport?

  • Amovement from higher to lower concentration: ✓; movement from lower to higher concentration: \times; ion uptake by root hairs: ✓; water uptake by root hairs: \times
  • Bmovement from higher to lower concentration: ✓; movement from lower to higher concentration: \times; ion uptake by root hairs: \times; water uptake by root hairs: ✓
  • Cmovement from higher to lower concentration: \times; movement from lower to higher concentration: ✓; ion uptake by root hairs: ✓; water uptake by root hairs: \times
  • Dmovement from higher to lower concentration: \times; movement from lower to higher concentration: ✓; ion uptake by root hairs: \times; water uptake by root hairs: ✓

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