herbivory Flashcards
1
Q
What are alkaloids?
A
Bitter-tasting or toxic compounds that deter or kill herbivores
Examples include caffeine and nicotine
2
Q
What is the mode of action of pheromones in plants?
A
They signal nearby plants of the same species that they are under attack from herbivores, triggering other defences
Pheromones can also attract natural predators of herbivorous insects
3
Q
How do plants respond to touch?
A
Some plants exhibit sensitivity to touch, leading to specific defensive responses
This can include mechanisms such as rapid movement or changes in growth
4
Q
What is herbivory?
A
Herbivory is a biotic stress factor.
5
Q
What adaptations do many plants have to avoid being eaten by herbivores?
A
Many plants have chemical defences.
