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Seats : period 1. Seats : period 5. Catalyst. 4 minutes!. An ecosystem produces 50 seeds daily . If a bird eats 10 seeds per day, what is the ecosystem’s carrying capacity for birds? Describe the difference between density dependent and density independent limiting factors .
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Catalyst 4 minutes! • An ecosystemproduces 50 seeds daily. If a bird eats 10 seeds per day, what is the ecosystem’scarrying capacity for birds? • Describe the difference between density dependent and density independent limiting factors. • Give 1 example of a DD factor and 1 example of a DI factor. • Name 3 biotic and 3 abiotic factors in the ecosystem below.
100.B • 1: Raise a hand • 1: Demonstrate North Star traits • Problem solver • Goal driven • 3: 100% seated before the bell • 3: “Ready for your attention” • 3: Lab / activity clean up • 5: 100% on task during practice • 5: 80% exit ticket average Headphones on Friday!
100.B love it or hate it! hot seat ! head phones ! hot seat ! music ! hot seat ! head phones ! head phones ! head phones !
Objectives • Agenda • Catalyst 5 • Limiting Factors DD vs. DI 10 • Independent Practice 5 • Limiting Factors Graph 25 • Exit Ticket 5 • We are learning to… • explain how birth, death, immigration, and emigration influence population size • We will be successful when we can… • explain how populations grow using both exponential and logistic growth patterns science genius!
Test Score WARS Period 1 77% Period 5 84% corrections due FRIDAY! Andre ! Melody!
Investigation 14 minutes! Question: What types of factors limit the carrying capacity of the system in the Cedar Glade ecosystem? Hypothesis: The following limiting factors affect the carrying capacity ______________________ Counter: counts beans collected & scatters beans between scenarios Recorder: reads scenario aloud & records beans collected Owl #1: tosses square & collected beans inside square Owl #2: tosses square & collected beans inside square
Turn it in homework due YESTERDAY!