Limiting Factors
• Integrated Science Guided Notes
• Powerpoint Slides
• Fill in the blanks as we discuss these notes during class
Changes in a ________________ size are determined by immigration, births,
emigration, and deaths.
• Four factors affecting size– immigration– _________– ___________– deaths
The size of a population is always changing
Population growth is based on available ________
• ________________growth is a rapid population increase due to an abundance of resources.
____________________ is due to a population facing limited resources
Logistic vs Exponential Growth Funny Bunnies
Carrying capacity is the _____________number of individuals in a population that the environment can support.
Predator Prey Relationship
The predators keep the prey population under control and the size of the population of prey _________
the amount of predators an ecosystem can support.
Ecosystems Have Living and Nonliving Components
Abiotic– Water– Air– Nutrients– Rocks– Heat– Solar energy– pH
Biotic– Living (or once living)
– Interactions•Competition
•Predator – prey
•Symbiosis
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• Predators– Use pursuit– Ambush– ____________– Chemical warfare (venom)
• Prey– Swift movement– Shell– Camouflage– _____________
Predation
Span worm Bombardier beetle
Viceroy butterfly mimicsmonarch butterfly
Foul-tasting monarch butterfly
Poison dart frog When touched, the snake caterpillar changes shape to look like the head of a snake
Some ways prey species avoid their prey
Wandering leaf insect
Hind wings of mothresemble eyes of a much larger animal
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Giant swallowtail butterfly larva (Papilio
cresphontes).Hawkmoth caterpillar.