Soils Systems and Societies

Soil is made up of

• weathered rocks and minerals

• decomposed plants and animals

• small living organisms

• all of the above

Tags

NGSS.MS-LS2-3

Soil formation begins with the weathering of_______.

• Humus

• Subsoil

• Litter

• Bedock

Tags

NGSS.MS-ESS2-2

The layer of soil which the topsoil is found.

• Horizon A
• Horizon B
• Horizon C
• Horizon D or R

What is a soil problem all farmers face?

• soil hardening
• soil erosion
• soil spoiling
• soil pollution

Which soil component holds the least amount of water?

• clay

• humus

• sand

• silt

Which soil component helps soil retain water and allow roots to grow through it?

• Water

• Organic Matter

• Air

• Sand

What would be found in loamy soil?

• Water

• sand and clay

• clay and silt

• sand, silt, and clay

Which soil horizon is contains decomposed plants and animals?

• A Horizon

• B Horizon

• C Horizon

• O Horizon

Tags

NGSS.MS-LS2-3

Soil sample that is 60% clay, 30% silt, and 10% sand has which texture?

• clay

• clay loam

• sandy loam

• silt

Soil sample that is 10% clay, 20% silt, and 70% sand has which texture?

• clay

• clay loam

• sandy loam

• silt