Quiz about 2023 Soil Review

Question 1

Weathered rock/minerals combined with air, water and organic matter.

Accepted Answer

Soil

Answer

Name for the B Horizon

Answer

Name of the R Horizon

Answer

Name of the O Horizon

Question 2

Organic matter formed from decaying plants and animals.

Accepted Answer

Humus

Answer

Soil

Answer

Name of the B Horizon

Answer

Name of the C Horizon

Question 3

Humus

Accepted Answer

Name of the O Horizon

Answer

Name of the A Horizon

Answer

Name of the B Horizon

Answer

Soil

Question 4

Topsoil

Accepted Answer

Name of the A Horizon

Answer

Name of the R Horizon

Answer

Soil

Answer

Humus

Question 5

Subsoil

Accepted Answer

Name of the B Horizon

Answer

Name of the A Horizon

Answer

Name of the O Horizon

Answer

Name of the R Horizon

Question 6

Parent Material

Accepted Answer

Name of the C Horizon

Answer

Soil

Answer

Name of the R Horizon

Answer

Humus

Question 7

Bedrock

Accepted Answer

Name of the R Horizon

Answer

Name of the C Horizon

Answer

Humus

Answer

Name of the O Horizon

Question 8

The layer where you find the most decomposers

Accepted Answer

Topsoil

Answer

Bedrock

Answer

Sand

Answer

Subsoil

Question 9

sandy top soil is this because water drains quickly through the spaces between the sand particles

Accepted Answer

permeable

Answer

litter

Answer

fertility

Answer

low porosity

Question 10

The best type of soil in which to grow plants

Accepted Answer

Loam

Answer

Clay

Answer

Bedrock

Answer

Low Porosity

Question 11

what bacteria and fungi in soil are called, they also break down and digest the remains of dead organisms

Accepted Answer

decomposers

Answer

porosity

Answer

C Horizon

Answer

Low Porosity

Question 12

Soil formation begins with the weathering of this?

Accepted Answer

Bedrock

Answer

Low Porosity

Answer

Permeability

Answer

Subsoil

Question 13

when earthworms add their wastes to the soil, then die and decay in the soil, they are contributing to the formation of this

Accepted Answer

Humus

Answer

Permeable

Answer

Sand

Answer

Low Porosity

Question 14

These mix the soil and make humus

Accepted Answer

Living Organisms

Answer

Decomposers

Answer

Fertility

Answer

Topsoil

Question 15

Also known as the topsoil and where you find humus

Accepted Answer

A Horizon

Answer

Gravel

Answer

C Horizon

Answer

R Horizon

Question 16

Where you find partly weathered rock

Accepted Answer

C Horizon

Answer

Clay

Answer

Topsoil

Answer

R Horizon

Question 17

the layer of soil that contains fine soil particle sand minerals but little organic matter

Accepted Answer

Subsoil

Answer

Clay

Answer

Topsoil

Answer

Parent Material

Question 18

The Volume of air and water that soil can hold

Accepted Answer

Porosity

Answer

Subsoil

Answer

Bedrock

Answer

Decomposers

Question 19

Larger soil particles have

Accepted Answer

High porosity

Answer

Low Porosity

Question 20

Smaller soil particles have

Accepted Answer

Low Porosity

Answer

High porosity

Question 21

Which is more permeable than sand?

Accepted Answer

Gravel

Answer

Sand

Answer

Decomposers

Answer

Humus

Question 22

Which is more permeable than clay?

Accepted Answer

Sand

Answer

Clay

Answer

Litter

Answer

A Horizon

Question 23

Which is less permeable than sand and gravel?

Accepted Answer

Clay

Answer

Living Organisms

Answer

Gravel

Answer

Sand

Question 24

Which of the following is the largest particle in soil?

Accepted Answer

sand

Answer

silt

Answer

humus

Answer

clay

Question 25

_______ is the type of soil used most often with plants and on farms. It is a mixture of clay, sand, and silt.

Accepted Answer

loam

Answer

humus

Answer

soil

Answer

dirt

Question 26

What do we call the layers of soil?

Accepted Answer

Horizons

Answer

Deposits

Answer

Minerals

Answer

Rocks

Question 27

Which horizon is made up of partially weathered rocks?

Accepted Answer

Horizon C

Answer

Horizon O

Answer

Horizon A

Answer

Horizon B

Answer

Horizon R

Question 28

There are several parts to soil formation. What does the CL stand for in CLORPT?

Accepted Answer

Climate and Landscape

Answer

Organisms

Answer

Relief

Answer

Parent Material

Answer

Time

Question 29

There are several parts to soil formation. What does the O stand for in CLORPT?

Accepted Answer

Organisms

Answer

Climate and Landscape

Answer

Relief

Answer

Parent Material

Answer

Time

Question 30

There are several parts to soil formation. What does the R stand for in CLORPT?

Accepted Answer

Relief

Answer

Climate and Landscape

Answer

Organisms

Answer

Parent Material

Answer

Time

Question 31

There are several parts to soil formation. What does the P stand for in CLORPT?

Accepted Answer

Parent Material

Answer

Climate and Landscape

Answer

Organisms

Answer

Relief

Answer

Time

Question 32

There are several parts to soil formation. What does the T stand for in CLORPT?

Accepted Answer

Time

Answer

Climate and Landscape

Answer

Organisms

Answer

Relief

Answer

Parent Material

Question 33

Which part of soil formation does this explain: The amount of precipitation and average temperature in an area.

Accepted Answer

Climate

Answer

Organisms

Answer

Relief

Answer

Parent Material

Answer

Time

Question 34

Which part of soil formation does this explain: Plant and animals add organic matter to the soil and plant roots and worm tunnels provide pore space.

Accepted Answer

Organisms

Answer

Climate

Answer

Relief

Answer

Parent Material

Answer

Time

Question 35

What part of soil formation does this explain: The shape of the earths surface such as mountains, hills, and plains.

Accepted Answer

Relief

Answer

Climate

Answer

Organisms

Answer

Parent Material

Answer

Time

Question 36

What part of soil formation does this explain: The starting point in soil formation

Accepted Answer

Parent Material

Answer

Climate

Answer

Organisms

Answer

Relief

Answer

Time

Question 37

Which part of soil formation does this explain: The longer the soil surface has been exposed the greater developed the soil.

Accepted Answer

Time

Answer

Climate

Answer

Organisms

Answer

Relief

Answer

Parent Material

Question 38

Which horizon is made up of decomposing leaves?

Accepted Answer

Horizon O

Answer

Horizon A

Answer

Horizon B

Answer

Horizon C

Answer

Horizon R

Question 39

Which horizon is made up of minerals, humus, and living things?

Accepted Answer

Horizon A

Answer

Horizon O

Answer

Horizon B

Answer

Horizon C

Answer

Horizon R

Question 40

Which horizon is made up of clay, minerals, and roots of strong plants?

Accepted Answer

Horizon B

Answer

Horizon O

Answer

Horizon A

Answer

Horizon C

Answer

Horizon R

Question 41

Which horizon is made up of solid rock?

Accepted Answer

Horizon R

Answer

Horizon O

Answer

Horizon A

Answer

Horizon B

Answer

Horizon C

Create a free account and access millions of resources

Similar Resources on Wayground

Popular Resources on Wayground

Discover more resources for Science