19.3 — competition and predation Flashcards
1
Q
what is competion?
A
a biotic factor that can limit population sizes by decreasing the availability of resources
2
Q
what are the two types of competition?
A
interspecific and intraspecific
3
Q
what is interspecific competition?
A
competition occurring between different species
4
Q
what is intraspecific competition?
A
competition occurring within the same species
5
Q
what does competition do?
A
reduce access to essential resources, such as food, water, breeding sites, light, shelter and space
6
Q
what are the typical adaptations of predators?
A
- sudden bursts of speed
- stealth
- camouflage
- better prey detection, like forward facing eyes with sharp vision
7
Q
what are the typical adaptations of prey?
A
- mimicry
- protective features, like spines
- camouflage
- better predator detection, like side facing eyes for a broader field of vision
