Week 5 Lab: The Effects of Acid Rain Instructions Read the lab instructions provided with the interactive lab. Record your data on the data table below and answer the lab questions. This lab exercise/worksheet is valued at a maximum of 40 points. PreLab Questions (3 Points Each) Question 1. What is an acid? Question 2. How is acid rain produced? In which parts of the United States has acid rain been more of a problem? Post Lab Questions (3 points each) Answer the following five questions with as much detail as possible by entering your response in the box below the question. Question 1: What are the names of the species used in this experiment? Which of these species was the most tolerant of increased acidity in the aquarium? Which species was the least tolerant? Question 2: Describe how acid precipitation affects ecosystems. Question 3: What is an indicator species? How are indicator species used to assess pollution levels in the environment? Question 4: Suppose you are an ecologist studying the effects of acid precipitation on plant life. Describe an experiment you would perform in order to determine which plant species would be a useful indicator species for acid rain pollution. Question 5: How do the data represented on the Population Bar Graph compare to the data represented in the line graph titled Populations of Aquatic Invertebrates at Various pH Levels?
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