Which indicates clean water?

Mayfly Nymph | Largemouth Bass | Painted Turtle | Monarch Butterfly

Which nymph requires high oxygen levels?

Stonefly Nymph | Trout | Sparrow | Beetle

Which larva builds cases from sand or plant material?

Caddisfly Larva | Bluegill | Robin | Honeybee

Which sign often indicates nutrient pollution?

Algae Overgrowth | Clear Water | Leaf Litter | Sand Dunes

Which buffer reduces erosion and filters pollutants?

Riparian Buffer | Desert | Treetop | Open Ocean

Quiz Answers

Mayfly Nymph. Mayfly nymphs are sensitive to pollution and indicate good water quality.

Stonefly Nymph. Stonefly nymphs require high oxygen levels and clean substrates to thrive.

Caddisfly Larva. Caddisfly larvae build cases from sand or plant material and are common in healthy streams.

Algae Overgrowth. Excessive algae often indicates nutrient pollution from runoff.

Riparian Buffer. Vegetated buffers along streams reduce erosion filter pollutants and provide habitat.

Quiz Level Rated Medium for Advanced Minds about Ecology