Tag: index

  • Measuring Water Quality with Biodiversity

    Measuring Water Quality with Biodiversity

    Students manipulate data to show how water quality and stream diversity are connected. Dataclassroom is used to analyze data sets and complete a CER.

  • Calculate the Biodiversity Index of a Beach

    Calculate the Biodiversity Index of a Beach

    This activity asks students to sort seashells and calculate the Simpson’s biodiversity index.  The calculation is based on the number species in an area, dependent upon richness (number of unique species) and abundance (number of individual species).

  • Investigation:  Mitosis and Cancer Cells

    Investigation: Mitosis and Cancer Cells

    The first part of this investigation, students examine slides of mitosis in an onion root tip and count the number of cells in each phase of the cell cycle.  An equation is then used to estimate the percentage of time the cell spends in each phase and students  create a bar graph to display results. …