Question 1

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

Accepted Answer

Soil

Question 2

Deepest layer of the soil that has not been weathered

Accepted Answer

Bedrock

Question 3

Dark nutrient rich part of soil that is made of recently decomposed material

Accepted Answer

Humus

Question 4

Organisms that break down once living material and return nutrients to the soil

Accepted Answer

Decomposers

Question 5

Layer of loose organic material on top of soil that has NOT YET been decomposed(O horizon)

Accepted Answer

Litter

Question 6

Soil layer made up of weathered bedrock

Accepted Answer

C Horizon

Question 7

Topsoil layer made of recently decayed and decomposed material mixed with weathered pieces of rock

Accepted Answer

A Horizon

Question 8

Forms as rain washes nutrients and minerals down from the A horizon, also known as subsoil

Accepted Answer

B Horizon

Question 9

mixture of sand, silt and clay that is best for plant growth

Accepted Answer

Loam

Question 10

soil with the largest particle size that loses water; no nutrients

Accepted Answer

Sand

Question 11

soil with small particle size that holds some water; some nutrients

Accepted Answer

Silt

Question 12

soil with the smallest particle size that holds too much water; needs nutrients

Accepted Answer

Clay

Question 13

The top layer that has organic matter, living organisms, and rock particles

Accepted Answer

Top Soil

Question 14

allowing liquids or gases to pass through it

Accepted Answer

Permeable

Question 15

removal of dissolved materials from soil by water moving downwards through soil.

Accepted Answer

Leaching

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