Chapter 5 - Lesson 2 Review

Front

Small holes and spaces in soil are called ________.

Back

pores

Front

Materials that have never been alive are called ________ materials.

Back

inorganic materials

Front

The two types of weathering that develop inorganic materials are __________ and __________ weathering.

Back

mechanical and chemical weathering

Front

Soil property that describes the size of particles from boulder-sized pieces to clay is called ________.

Back

texture

Front

Organic matter gives soil properties such as dark color, water retention, and nutrients to plants, but does NOT give ________.

Back

small pores

Front

The starting material of soil is known as _______.

Back

parent material

Front

The process by which rocks break down into smaller pieces is called ________.

Back

weathering

Front

The ability of soil to hold water is referred to as ________.

Back

water retention

Front

The top layer of soil, rich in organic material, is called ________.

Back

topsoil

Front

The living organisms in soil, such as bacteria and fungi, are collectively known as ________.

Back

biota