ecosystems notes 11 9 pd7
TRANSCRIPT
![Page 1: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/1.jpg)
DQ 11-10
Lemmings are small mammals that experience a population explosion about once every four years. Snowy owls eat lemmings. Which of these statements is supported by the data in this graph? The snowy owls are becoming
extinct. Lemmings live much longer than
snowy owls. The habitat of the lemmings is
continuously decreasing in size. The snowy owl population
increases because of an increase in lemmings.
Copy the question (underlined) and the Correct Answer
![Page 2: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/2.jpg)
![Page 3: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/3.jpg)
Abiotic Factors
Biotic Factors
![Page 4: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/4.jpg)
Producers = P, Primary Consumers = C1, Secondary Consumers = C2
![Page 5: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/5.jpg)
Predators = Pred, Prey, Scavengers
![Page 6: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/6.jpg)
![Page 7: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/7.jpg)
![Page 8: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/8.jpg)
DQ 11-12Crickets chirp to attract
other crickets. The temperatures and rates of their chirping are graphed. Which statement below is most likely true for the data represented in the graph?– The cooler the temperature, the
louder the crickets chirp.– The crickets cannot chirp at
temperatures lower than 10C.– The warmer the temperature, the
more often crickets chirp. – The temperature and the chirping
of crickets are not related.
Copy the question (underlined) and the correct answer.
![Page 9: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/9.jpg)
Ecosystem
All the living and non-living things in an area
![Page 10: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/10.jpg)
Vocab Review
• Producer = Autotrophs =
• Heterotroph =
• Primary Consumer =
• Secondary Consumer =
• Third-level Consumer =
![Page 11: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/11.jpg)
![Page 12: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/12.jpg)
![Page 13: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/13.jpg)
![Page 14: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/14.jpg)
![Page 15: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/15.jpg)
Corresponding Food Chain:
![Page 16: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/16.jpg)
![Page 17: Ecosystems Notes 11 9 Pd7](https://reader030.vdocuments.net/reader030/viewer/2022013115/55897994d8b42a301e8b46d8/html5/thumbnails/17.jpg)
Owl Pellet Video Questions
1. What is an owl pellet (how is it formed)?
2. Draw a food chain for the owl.