Soil

-What is soil made of?

• Rocks

• Decayed plants and animals

• Minerals

• All of the above

- A mixture of bits of rock and bits of once-living parts of plants and animals

• Soil

• organic

• mineral

• rocks

The part of the soil that is made of decayed organic materials

• inorganic

• humus

• clay

• bedrock

The horizon layer of soil holds the most nutrients contains humus -------------------------

• Subsoil

• Bedrock

• Topsoil

• Clay

--Horizon A of soil is known as ----------------------

• Topsoil

• Subsoil

• Bedrock

• Clay

-- Horizon B of soil is known as ----------------------------------

• Topsoil

• Subsoil

• Bedrock

• Clay

The soil horizon rest on solid, unweathered bedrock-----------

• Horizon A

• Horizon B

• Horizon C

• Horizon D

1. Which of the following helps solve the problems of nutrient shortage in soil?

• Strip farming

• Crop rotation

• Terracing

• Wind breaks

Which helps hold soil in place?

• wind

• rain

• plants

• animals

Nutrient rich soil (good for plants) is generally _____.

• darker in color

• gray in color

• red in color

• colorless