Estimating Percentages - Worksheet 2

the "Square Meter Quadrat"

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Plant Key Code: Yellow Coneflower Indian Grass Compass Plant Big Bluestem Grass Rosinweed Bare Ground

The big square above is a "square meter quadrat" used to help measure the growth of natural areas. You carry the big square, or four meter sticks to make the square, out to the area you are going to study and place it on or over the plants you are sampling. You then estimate how much of the square is covered by each of the plants found there. Using the quadrat and the key, answer the following questions.

1. Which plant covers the most ground in the square?

2. Are there more plants than bare ground?

3. Does yellow coneflower take up more space than rosinweed?

More than compass plant?

4. How does the amount of big bluestem grass compare to the amount of Indian grass?