A gardener wants to grow many new plants from one parent plant. She cuts several stems from the parent plant and dips the cut end of each stem into a rooting powder.
Name the plant hormone in the rooting powder.
Explain why the gardener dips the cuttings into the rooting powder.
Give one advantage to the gardener of growing new plants from cuttings rather than from seed.
59 exam-style questions on AQA GCSE Biology 5.4 Plant hormones, covering 5.4.1 Control and coordination and 5.4.2 Use of plant hormones (HT only). Each one has a worked solution and a mark scheme showing where the marks go.