Aquatic Bio Lab quiz 1

What is a water shed?

An area of land in which all of the water flows to a common point.

What is rip rap?

Stones on the banks of rivers and streams. (Good bank stabilization and reptiles.)

What is a vegetation buffer?

The vegetation that grows along the banks of rivers and streams. (Good for bank stabilization)

What does excess fertilization cause?

Algae blooms.

What do curbs inhibit?

Movement of amphibians.

What is a storm drain?

A drain that prevents flooding and flows into ponds, lakes, and rivers.

What is a sewer drain?

A drain that directs water waste to a water treatment facility.

What does a small dam do?

Inhibits migration of fish (blocks invasive species).

What do waterfalls do?

Promote dissolved oxygen content.

What are culverts?

Walk ways over water ways.

What do culverts promote?

Soil erosion, which increases turbidity.

What does it take to react with poison ivy?

To be exposed to its oil twice. (10% of population is immune)

What is a first order stream?

No channels flow into it.

What is a second order stream?

When first order streams meet.

What is a third order stream?

Where second order streams meet.

How is foam on water created?

Breakdown of organic water. (Sometimes foam is an indicator of pollutant).