Soils Test

Front

What is the main role of decomposers in soil?

Back

Decomposers break down and digest dead organisms, returning nutrients to the soil.

Front

What type of soil retains water and does not drain well?

Back

Clay soil retains water and can lead to waterlogged conditions.

Front

True or False: A higher diversity of living organisms in soil indicates healthier soil.

Back

True, more diverse organisms contribute to soil health.

Front

What are the two main factors that determine the rate of weathering?

Back

The type of rock and climate.

Front

What can be added to a compost pile to aid in decomposition?

Back

Earthworms help break down organic material in a compost pile.

Front

Define soil texture.

Back

Soil texture refers to the proportion of different particle sizes (sand, silt, clay) in the soil.

Front

What is humus?

Back

Humus is decomposed organic matter that enriches soil and improves its structure.

Front

How does climate affect soil formation?

Back

Climate influences the rate of weathering, organic matter decomposition, and the types of vegetation that grow, all of which affect soil formation.

Front

What is the significance of soil pH?

Back

Soil pH affects nutrient availability and microbial activity, influencing plant growth.

Front

What role do earthworms play in soil health?

Back

Earthworms aerate the soil, improve drainage, and enhance nutrient cycling.