How Did Air Pollution Affect Moth Populations

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Name:___________________________________ Biology 20 SDL Module 2 Ecosystems and Population Change [pic] Topic 3.1: Individuals, Populations, and Communities in Ecosystems 1. Read pages 78-84 in ‘Inquiry into Biology’. Pay attention to the key terms listed on page 78 of your textbook. 2. Explain and give an example of what a biotic component of an animal’s environment is? The animals that it eats, the animals that eat it, and the environment that it habituates make up the biotic components. 3. Explain and give an example of what an abiotic component of an animal’s environment is? The air, nutrients, precipitation, and habitat are the abiotic components of an animals environment. 4. Identify three biotic…show more content…
Predict: Over time, what will to happen to the populations of light and dark moths on dark trees? The light moths population will go down, and the dark moths population will go up. Experiment: Click Start and hunt peppered moths on dark tree trunks for five years. In each year, try to capture as many moths as you can. (Hint: You can use the spacebar on your keyboard to advance to the next tree.) When you are done, select the TABLE tab and record the percentages of each moth type. |Year |Dark moths |Light moths | |0 | | | |1 | | | |2 | | | |3 | |
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