Soil

Front

What is soil made of?

Back

Weathered rocks and minerals, dead plants and animals, air and water.

Front

Soil formation begins with the weathering of _______.

Back

Bedock

Front

The layer of soil which the topsoil is found.

Back

Horizon A

Front

What is a soil problem all farmers face?

Back

soil erosion

Front

According to the settling tube experiment, which soil is the heaviest and fell to the bottom of the tube? Options: clay, humus, sand, silt

Back

sand

Front

Which soil component makes up about 5% of a loamy soil?

Back

Organic Matter

Front

Which soil component makes up about 45% of a loamy soil?

Back

Minerals

Front

Which soil component makes up about 25% of a loamy soil?

Back

Water & Air

Front

Which soil horizon contains decomposed plants and animals?

Back

O Horizon

Front

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

Back

clay