Answer the questions below. Do not discuss answers with your classmates. Do not consult worksheets or other materials. This quiz will not be graded, so just try your best and show us what you know! 1. Is the classroom aquaponics system a good example of sustainability?
Circle: YES or NO
Explain your answer: _____________________________________________________________________________________ _____________________________________________________________________________________ _____________________________________________________________________________________ 2. The lettuce your family buys from Walmart is often grown in a different state (not in Pennsylvania). Circle: TRUE or FALSE 3. Why is it more sustainable to grow our own lettuce than to buy lettuce that was grown in California? _____________________________________________________________________________________ _____________________________________________________________________________________ 3. Circle the best answer. What is excreted through a fish’s urine and gills? a. dissolved oxygen b. nitrites c. ammonia d. nitrates 4. If the fish are huddled together, not moving around much, what could be the problem? _____________________________________________________________________________________ 5. Bacteria play an important role in converting ammonia into nitrates. Where can bacteria be found in the aquaponics system? _____________________________________________________________________________________ __________________________________________________________________________________