Quiz Chapter 5 Lesson 2 - Soil

This is a mixture of weathered rock, rock fragments, decayed organic matter, water and air.

• soil
• biota
• decomposition
• horizon
• organic material

Tags

NGSS.MS-LS2-3

This is the remains of something that was once alive.

• organic material
• biota
• climate
• decomposition
• horizon

Tags

NGSS.MS-LS4-1

The small holes and spaces in soil is called _____.

• pore
• biota
• climate
• decomposition
• horizon

This is the process of changing once-living material into dark-colored organic matter.

• decomposition
• biota
• climate
• horizon
• organic material

Tags

NGSS.MS-LS2-3

The starting material of soil is called the _____.

• parent material
• biota
• climate
• decomposition
• horizon

All of the organisms that live in a region are called _____.

• biota
• climate
• decomposition
• horizon
• organic material

Inorganic components of most soils include

• clay, sand, and bacteria.
• air, water, and minerals.
• partially composed matter.
• parent material and animal waste.

Which material is an organic part of soil?

• clay
• water
• leaves

What makes up the organic matter in the soil?

• pieces of rock that has been split apart
• pore spaces
• liquids
• decomposed remains of once living things

Which term refers to all of the various layers in this figure?

• erosion
• climate change
• topsoil
• horizons