Maximum Score - 11 Points

• Allow 1 point for each of the correct patterns for up to 4 points.

Samples of acceptable patterns:

• Trout lilies and violets start to flower at the same time.
• Violets have a longer flowering period than trout lilies.
• The flowering time of both is not at the same time each year.

• Allow 1 point if all the correct statements are written in complete sentences.
• No credit should be given if statements are incorrect even if they are in complete sentences.

• Allow 1 point for completing the chart indicating start in late April and continuing through late June.

• Allow 2 points per explanation based on the data using complete sentences.

Sample explanation:

• The dandelions were always blossoming one time period before the violets and trout lilies in the first three years.

• Allow 1 point for an explanation based on the data but not written in complete sentences.
• No credit for an incorrect explanation even if it is written in complete sentences.

• Allow 2 points if the student describes two acceptable environmental factors.
• Allow 1 point if the student describes one environmental factor.

***Allow 1 point if all of the correct information is written in complete sentences.

• No credit for inappropriate environmental factors even if they are written in complete sentences.