Soil and Agriculture

Farming practice that prevents soil erosion.

• cover crops

• crop rotation

• monoculture

• tillage

No-till farming is...

• not plowing the soil before planting new crops

• plowing the soil 8-12 inches deep to allow air and water to penetrate

• when strips of legumes and strips of row crops are planted

• not using mechanized farm equipment

Tags

NGSS.MS-LS2-5

The agricultural practice that helps maintain soil nutrients.

• cover crops

• crop rotation

• no-till farming

• contour plowing

The purpose of no-till farming is to

• save farmers time

• save animal habitats

• leave the soil undisturbed

• leave herbicides in the soil

Tags

NGSS.MS-LS2-5

A riparian zone is

• a strip of rocks and gravel next to a stream

• strips of vegetation around a field

• a park for birds

• a strip of vegetation adjacent to a stream

Which of the following are importances of soil

• storing heat and water

• providing oxygen

• habitat for animals

• medium for growing plants

• construction material

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

Which of the following are components in soil

• oil

• mineral material

• humus

• water

Which of the following in the correct order of soil particle size from largest to smallest

• silt, clay, sand

• clay, silt, sand

• sand, silt, clay

• silt, sand, clay