Soil

Front

What is decomposition?

Back

Decomposition is the process by which organic substances are broken down into simpler organic or inorganic matter, often by the action of microorganisms.

Front

Which soil particle is the smallest?

Back

Clay is the smallest soil particle.

Front

What is the soil type with the greatest permeability?

Back

Sand has the greatest permeability among soil types.

Front

Which soil type has the greatest water holding capacity?

Back

Clay has the greatest water holding capacity and the least permeability.

Front

What is loam?

Back

Loam is a mixture of sand, silt, and clay, and is considered the best soil for farming or agriculture.

Front

What is leaching in soil?

Back

Leaching is the process by which soluble substances are washed out from the soil, often leading to nutrient loss.

Front

What is humus?

Back

Humus is the dark organic material in soil, formed from the decomposition of plant and animal matter, which improves soil fertility.

Front

What is the role of soil in the ecosystem?

Back

Soil provides nutrients, water, and a habitat for organisms, and plays a crucial role in plant growth and the water cycle.

Front

What are the three main types of soil particles?

Back

The three main types of soil particles are sand, silt, and clay.

Front

How does soil texture affect water retention?

Back

Soil texture affects water retention; clay retains water well, while sand drains quickly.