Bio 220 topi - Study guides, Class notes & Summaries

Week 4 DQ 1 Description: Farmers use fertilizers to improve crop growth which can impact the environment though agricultural runoff. What is agricultural runoff? Provide two examples of how farmers can prevent it.

Topic 3 DQ 1 Description: The growth rate equation is (birth rate + immigration)-(death rate + emigration). Provide at least two factors that affect the population size based off the equation above, and explain how these factors impact the size of the population.

Week 7DQ 1 Description: Provide one example for point source pollution and one example for non-point source pollution. Identify one type ofwater pollutant and describe the effects this pollutant has on the environment.

BIO 220 Topic 4 Quiz Exam Questions With Solutions Which of the following is a harmful farming technique? - ANS Pesticide runoff Land management factors that contribute to the "Dirty Thirties" conditions include: - ANS All of the above (Overstocking cattle, Bare tillage, Breaking up fragile land) Drip irrigation: - ANS Supplies water through tiny holes in plastic tubes, so the amount of water delivered at any time is very small.

GCU BIO 220 Topic 5 Quiz Exam Questions And Answers Which species is least likely to become endangered? - ANS Probably Vulnerable but definitely NOT "near threatened" One way to try to protect species is to focus on areas with high species diversity. This technique is also called: - ANS Focusing on hot spots Some species do really well after a disturbance, they are called: - ANS Primary successional species What is a type of biodiversity that is described in the textbook? - A...

Week 7 Assignment:Water Quality Essay Description: Write a 750-1,000-word essay about water quality in your community that addresses the following points: Obtain a water quality report from your local municipality within the last two years and discuss what you foundin the report? Identify a water quality issue happening in your community and where the pollution comes from? This includespoint sources (for example, water discharge from a factory; contamination from a Superfund site), Non-point...

BIO 220 Topic Quiz 1 Exam Questions And Answers Which is the correct order for the scientific method? - ANS Observe, ask a question, create a hypothesis, conduct the experiment and collect the data, interpret the results, and report the results. Which worldview includes both living and nonliving components, stating that both have a right to exist? - ANS What is needed to have a sustainable ecosystem? - ANS Biotic and abiotic factors Which of the following best describes envi...

BIO 220 Topic 7 Quiz / Exam Questions And Answers One of the contributing factors to increased sediment levels in runoff is due to: - ANS Deforestation Which of the following laws was passed to protect water quality? - ANS Clean Water Act Which of the following is true about nonpoint sources of pollution? - ANS Runoff from farm fields Earth's freshwater is found in: - ANS All of the above (Glaciers, Ice caps, Snow) Which of the following is a type of water pollution?...

Week 6DQ 1 Description: Select a national monument. How has it been affected by weathering? Be sure to specify the type of weathering it isexposed to.

Week 5 DQ 1 Description: Describe a natural protected area where you live (city or state). 1. Where is this park and what makes people want to visit it? 2. Have you been there or do you plan to in the future? 3. What are some efforts made to protect the area (natural features, animals, plants, etc.)? 4. What are some concerns to protecting the area? Week 5 DQ 2 Description: Plant communities change over time. 1. What is the difference between primary and secondary succession...