Questions on Soil Formation

What is the primary factor responsible for the formation of soil?

• Water

• Wind

• Parent rock

• Temperature

Which process helps in the breaking down of rocks into smaller particles to form soil?

• Evaporation

• Erosion

• Weathering

• Deposition

Which type of weathering is responsible for the formation of soil through chemical reactions?

• Physical weathering

• Biological weathering

• Chemical weathering

• Mechanical weathering

Which agent plays a significant role in the transportation of soil particles?

• Gravity

• Water

• Wind

• All of the above

Which factor influences the rate of soil formation the most?

• Temperature

• Time

• Soil composition

• Plant roots

What is the role of organisms like plants and animals in soil formation?

• They help in the breaking down of rocks

• They create space in the soil for air and water

• They contribute organic matter to soil

• All of the above