1) What do paved roads and parking lots do to watersheds? a) make it easier for water to soak into the ground b) add pollutants like oil and road salts c) prevent flooding 2) What problem can paving watersheds cause? a) flooding b) droughts c) thunderstorms 3) What happens when fertilizer and dog droppings get into the watershed? a) flooding b) water filtration c) nutrient pollution 4) How can water be filtered before it impacts the watershed? a) using natural and man made wetlands b) installing a water treatment plant c) using a Britta water filter 5) Polluted runoff can be caused by a) paving over natural ground b) building dams c) picking up dog waste

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