Plant Defence Mechanisms (Grade 12 NSC Matric Life Sciences): Flashcards
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Practise the cards
10 cards from this deck
Why plants can't flee danger
Why plants can't flee danger
Rooted in place
What plants defend against
What plants defend against
Herbivores, insects, pathogens
Chemical defences definition
Chemical defences definition
Toxic compounds that deter threats
Example of chemical defence compound
Example of chemical defence compound
Tannins
Tannins function
Tannins function
Bitter taste, toxic to herbivores
Mechanical defences definition
Mechanical defences definition
Physical structures deterring herbivores
Thorns are modified...
Thorns are modified...
Branches or stems
Prickles are modified...
Prickles are modified...
Cortex & epidermis extensions
Spines are modified...
Spines are modified...
Leaves
Plant with prickles example
Plant with prickles example
Rose bushes