BioSkill: N/A

Question Format: Multiple Choice

Change format to Multiple drop downs
Question Stem: What are the defining characteristics of an estuary (such as the SF Bay-Delta)?

Answer Options or Rubric (Select one response from inside the [brackets] (students will see a drop down menu).

·       It contains water that is [fresh, salt, brackish (a mix of fresh and salt)]. 

·       It [is, is not] influenced by tides.

·       Water inputs to an estuary are from [rivers, ocean, both]. -- Use this instead of the first option?

Correct answer: brackish, is it influenced by tides

Question Stem: What are the defining characteristics of an estuary (such as the SF Bay-Delta)?

a)       Water level will rise, but levees can reliably protect Delta farm lands.

b)      water levels will rise slowly, other climate changes can be managed by our (human) existing water systems

c)       droughts are likely to be more common (correct)

d)      more snow pack will increase our water supply

BioSkill: N/A

Question Format: Multiple Choice // Change to Multiple True/False

Question Stem: How will Climate Change impact the SF Bay-Delta?

Water level will rise in the ocean, but not in the Bay or Delta. True/False

Water level will rise in the Bay, but salt water will be kept out of the Delta by increased flow from the rivers. True/False

Salt water will move further inland into the Delta, but man-made levees will protect farmlands and water supply. True/False

Salt water will move further inland into the Delta, and the risk of the levees failing will increase as water levels rise. True/False

Correct responses: False, False, False, False, True

Notes: question – Do the options give clues as to the correct answer?