Principles of Ag - Water and Forestry Review

The Earth is covered by ___________ ___________ of water.

• 71%

• 32%

• 75%

• 50%

What are the three soil particles?

• sand, silt, clay

• sand, silk, clay

• sand, loam, crider

• none are correct

__________________action is the movement of water within the spaces of a porous material due to the forces of adhesion, cohesion, and surface tension.

• Evaporation

• Condensation

• Infiltration

• Capillary

What are the small pore spaces between the smallest soil particles called?

• macropores

• macrospaces

• micropores

• microspaces

Substances that mix well and dissolve in water are __________________

• simple

• hydrophobic

• hydrophilic

• complex

Water in the form of rivers, streams, creeks, lakes, and reservoirs is referred to as_________________ water

• land

• available

• surface

• salt

The _____________________ or water cycle describes how water moves on, above and below the earth's surface.

• hydrologic

• hydrophilic

• hydrophobic

• None are correct

Aquaculture is a growing area of agriculture that raises fish and other aquatic species for human consumption.

• True

• False

Transpiration occurs when oxygen and moisture leaves a plant threw the stomata on the leaves of a plant.

• TRUE

• FALSE

Which of the following is NOT a healthy stream factor that environmental scientists consider?

• water temperature

• Dissolved oxygen

• Nutrients in the water

• Color