Soil

Front

What is soil formation?

Back

Soil formation is the process by which soil is created from the weathering of rocks and the decomposition of organic matter.

Front

What is bedrock?

Back

Bedrock is the solid rock layer beneath the soil that is the source of soil materials.

Front

What is humus?

Back

Humus is the dark, organic material in soil formed from decomposed plants and animals.

Front

What is soil erosion?

Back

Soil erosion is the removal of the top layer of soil by wind, water, or human activity.

Front

What is contour plowing?

Back

Contour plowing is a farming practice where plowing is done along the contours of the land to reduce soil erosion.

Front

What are the components of soil?

Back

Soil is made up of minerals, organic matter, water, and air.

Front

What is the A horizon in soil?

Back

The A horizon, or topsoil, is the uppermost layer of soil that contains organic material and is crucial for plant growth.

Front

What is the role of decomposers in soil?

Back

Decomposers break down dead plants and animals, returning nutrients to the soil and forming humus.

Front

What is soil pollution?

Back

Soil pollution is the contamination of soil with harmful substances, affecting its quality and health.

Front

What is the difference between clay, silt, and sand?

Back

Clay, silt, and sand are different soil textures; clay is fine and sticky, silt is smooth and holds moisture, and sand is coarse and drains quickly.