Tomatoes are grown in Spain and sold in the UK. The tomatoes are picked while they are still green and firm. They are carried to the UK in cool, ventilated containers and are then treated with ethene shortly before they are put on sale.
Explain why the tomatoes are picked while they are still green and firm.
Explain why the containers are ventilated.
Explain why the tomatoes are treated with ethene shortly before they are put on sale.
87 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.