Apples are kept in storage rooms fitted with filters that absorb ethene.
Which statement gives the purpose of the filters?
Removing ethene slows ripening, so the apples can be stored for longer
Removing ethene speeds up ripening, so the apples can be sold sooner
Removing ethene stops cell division, so the apples stop getting larger
Removing ethene lets gibberellins act, so the apples grow to a larger size
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.