Flashcards
Plant Disease - Natural and Man-made defenses
Cards in this deck (3)
- 1Physical defence responses to resist invasion of micro-organismsCellulose cell walls - prevents entry of micro-organisms/prevents animals eating it.
Toguh waxy cuticle on leaves - prevents entry of micro-organisms/prevents animals eating it.
Layers of dead cells around stems (bark on trees) which fall off - cells pall off taking pathogens with them. - 2Chemical plant defence responsesAntibacterial chemicals - prevents bacteria growing.
Poisons to deter herbivores - put off animals that would eat them. - 3Mechanical adaptationsThorns and hairs deter animals - put off animals from eating/touching them.
Leaves which droop or curl when touched - insects fall off or are scared off.
Mimicry to trick animals - leaves look like they already have eggs on them which prevents butterflies laying eggs on the leaf.
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- User has deleted their subject information Flashcards on Plant Disease - Natural and Man-made defenses, created by Deleted user on 22/01/2019.
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- Deleted user · Jan 2019
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- Jan 22, 2019
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- Created by Antonia Rout · Apr 22, 2017
- Copied by bill fingleton · Jan 22, 2019
- Copied by bill fingleton · Jan 22, 2019
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