Biology Paper 1
Plant diseases [Triple Only]
Infection and Response training before the targeted original question drill.
Adaptive teaching card
Make it concrete
Analogy
Plant diseases [Triple Only] is like a living system solving a small survival problem: each part has a job, and the answer depends on how those jobs connect.
Why now: An analogy helps when the definition feels abstract.
Do this: Match each part of the analogy to the science idea.
Learn it
Plants can be infected by viruses, bacteria and fungi.
Mineral ion deficiencies can cause poor growth or yellow leaves.
Plants defend themselves using physical barriers and chemical defences.