Plant diseases defences (Edexcel GCSE Biology Combined Science): Flashcards
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Practise the cards
10 cards from this deck
Waxy cuticle defence function
Waxy cuticle defence function
Barrier preventing pathogen entry
Cellulose cell wall defence role
Cellulose cell wall defence role
Physical barrier against pathogen invasion
How bark defends plants
How bark defends plants
Dead cell layers fall off with pathogens
Plants that produce poisons (examples)
Plants that produce poisons (examples)
Foxgloves, tobacco, deadly nightshade, yew
Plants with antibacterial compounds
Plants with antibacterial compounds
Mint and witch hazel
Function of thorns & hairs
Function of thorns & hairs
Make eating difficult & painful for animals
Why leaves droop/curl when touched
Why leaves droop/curl when touched
Dislodges insects or moves away from harm
Butterfly egg mimicry purpose
Butterfly egg mimicry purpose
Deters butterflies from laying eggs (avoids competition)
Quinine source & use
Quinine source & use
Cinchona tree bark; main malaria treatment
Aspirin source & use
Aspirin source & use
Willow bark/leaves; relieves pain & fever