Freshwater Ecology

Multiple Select

Streams are defined as ______ systems.

• lotic

• flowing (with direction)

• lentic

• flowing (without defined direction)

Multiple Choice

True or False: Lakes contain more oxygen than streams.

• True

• False

Multiple Choice

True or False: Streams are shallower than lakes.

• True

• False

Multiple Select

What types of freshwater has more water that interacts with the shore?

• Streams

• Rivers

• Lakes

• Ponds

Multiple Choice

What type of streams has higher salt content?

• Piney woods

• Post oak savanna

• Hill country

• Trans-pecos

Multiple Choice

What type of stream is fast and very clear?

• Piney woods

• Backland prairie

• Hill country

• Trans-pecos

Multiple Choice

What is the source of all freshwater?

• Rain

• Ocean

• Groundwater

• Lakes