Investigation 3 – PostLab
Complete the Focus Question in your SDR then discuss it as a class.
Complete the Analysis Questions in your SDR then discuss them as a class.
- What is dissolved oxygen?
- Why is dissolved oxygen important in watersheds?
- What instrument did you use to measure dissolved oxygen content?
- What factors can affect the dissolved oxygen content of a watershed?
- How do the abiotic factors of temperature, water velocity, salinity, and dissolved oxygen affect a watershed?