Envirothon Aquatics 2024-2025

2024-2025 Envirothon:
Aquatics

Essential Topics

Multiple Choice

This salamander adapts to a variety of habitats including woodlands, swampy areas, and dry hillsides.

• Jefferson Salamander

• Spotted Salamander

• Four-Toed Salamander

• Marbled Salamander

Multiple Choice

This frog's most recognizable feature is the irregularly X-shaped mark in the middle of the back. They have an easily identifiable call and are on of PA's most abundant treefrogs.

• Northern Spring Peeper

• Pickerel Frog

• Wood Frog

• Fowler's Toad

Multiple Choice

Identify this macroinvertebrate that has an incomplete life cycle. A large number of them indicates moderately healthy water.

• Damselfly Nymph

• Dragonfly Nymph

• Water Scorpion

• Fairy Shrimp

Multiple Select

What must an area of land have in order to be classified as a "wetland"

• water tolerant or hydrophytic plants

• saturated (hydric) soils

• the presence of water

Multiple Choice

True or false? Humans have destroyed more than 100 million acres of wetlands since the arrival of the Europeans in North America?

• True

• False

Multiple Choice

True or False: Warmer water contains less oxygen than cold water.

• True

• False

Multiple Choice

What does that acronym ENA stand for? (***life cycle***)

• Ego, Newt, Attach

• Eggo, Night, Adult

• Egg, Newt, Leopard

• Egg, Nymph, Adult

Multiple Select

What are the two major types of water pollution in Pennsylvania?

• Agricultural Runoff

• Plastics

• Abandoned Mine Drainage

• Aluminum

Multiple Choice

What is silt and how can it negatively impact our waterways?

• Silt are rocks and they can clog the streams.

• Silt are a buildup of sticks in the waterways and make it hard for fish to swim.

• Silt are plants that grow on the bottom of waterways and put too much oxygen in the water.

• Silt is soil that has been carried into our waterways and can increase water temperature and damage gills of fish.

Multiple Choice

What does ELPA stand for? (**Hint** it is a type of life cycle)

• Ego, Larva, Pupa, Aquatic

• Egg, Lighting, Pupa, Ant

• Egg, Nymph, Larva, Adult

• Egg, Larva, Pupa, Adult