Soil

Soil Review

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Multiple Select

Check the 4 things that soil is made of.

• Air

• Water

• Minerals

• Grass

• Humus

Multiple Choice

True or False.

Minerals are inorganic, meaning they are not living.

• True

• False

Multiple Choice

True or False.

Humus is organic, meaning it is living.

• True

• False

Multiple Select

Select the 3 layers of soil.

• Topsoil

• Bedrock

• Grass

• Subsoil

Multiple Choice

When rocks are broken down into smaller pieces this is known as....

• weathering

• erosion

Multiple Choice

When rocks are moved from one place to another this is known as...

• weathering

• erosion

Open Ended

What are the 3 types of soil?

Poll

I am ready to take my Soil Unit Assessment!

• Absolutely!

• Almost. I will review this lesson again on my own.

• I am not ready and I will see Mrs. Salley at 1:45 to review the lesson.

Properties of Soil

Investigating soil

Multiple Choice

Which type of soil can hold the greatest amount of water?

• sand
• silt
• clay
• loam

Multiple Choice

Organic matter is made of materials that….

• Were once living
• Were once nonliving
• Were once living and nonliving

Multiple Choice

Which of the following is NOT an organic material

• Worms
• Decayed animals
• Rocks
• Decayed plants

Multiple Choice

To break down or decay living things is called :

• Plant matter

• Weathering

• Decompose

• Trees

Multiple Choice

Many plants cannot grow in sandy soil. Why is this true?

• Sandy soil does not hold enough water.
• Air cannot pass through sandy soil.
• Roots cannot easily push through sandy soil.
• Sandy soil has too many nutrients.

Multiple Select

Check 3 different colors you have seen in soil.

• Red

• Orange

• Dark brown

• Green

• Blue

Multiple Choice

Which one of these uses the nutrients in soil to grow

• Plant matter

• Weathering

• Decompose

• Trees

Multiple Choice

Soil is made of

• weathered rocks and minerals
• dead plants and animals
• air and water
• all of the above

Multiple Select

Check two substances you might naturally find in soil.

• animal matter

• magnetism

• plant matter

• electricity

Multiple Choice

Which of the following is NOT one of the three types of soil?

• clay
• sand
• silt
• mud

Multiple Choice

The break down of rock into smaller pieces is called

• Plant matter

• Weathering

• Decompose

• Trees

Multiple Choice

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

• loam
• humus
• soil
• dirt

VOCAB -- Minerals, Rocks, and Soil

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Mineral

A solid nonliving substance found in nature

Multiple Choice

A mineral is a ______ and _______ found in nature

• soft and living

• solid and nonliving

Rock

A nonliving material made of one or more minerals

Multiple Choice

Rocks are are made up of what?

• Minerals

• Plants

Igneous Rock

A rock that forms when melted rocks cool and hardens

Sediment

Tiny bites of weathered rock or once-living animals and plants

Sedimentary Rock

A kind of rock that forms from layers of sediment

Metamorphic Rock

A rock that has been changed by heating and squeezing

Soil

A mixture of minerals, weathered rocks, and decayed plant and animal matter

Humus

Decayed plant and animal material in soil

Natural Resource

A material on Earth that is necessary or useful to people

Multiple Choice

A natural resource is a material that is

• unnecessary and useless

• necessary and useful

Multiple Choice

Humus is made up of ________ parts of non-living organisms.

• decayed

• grains

• combination

Multiple Choice

Sand has large ________ and large spaces between the grains.

• decayed

• grains

• combination

Multiple Choice

Other types of soil are a _________ of all these soils together.

• decayed

• grains

• combination

Multiple Choice

This type of soil is dark, soft, and very crumbly.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil feels gritty.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil is sticky when wet and clumps up when it dries.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil feels like powder.

• sand

• silt

• clay

• humus

Multiple Choice

LOAM has large and small grains with lots of humus.

• True

• False

Multiple Choice

In SAND, the water leaves it slowly.

• True

• False

Multiple Choice

CLAY holds water easily.

• True

• False

Multiple Choice

True/False: Soil is the same all over the Earth.

• True

• False

Multiple Choice

True/False: All plants grow well in ALL types of soil.

• True

• False

Multiple Choice

True/False: Soil with clay holds too much water so the plants might drown.

• True

• False

Multiple Choice

Humus is made up of decayed parts of __________________.

• Rocks

• Sticks

• Once living things

• Fossils

Multiple Choice

What does the color of the soil depend on?

• How old the soil is

• What is in the soil

• How the soil is made

• What animals are living around the soil

Multiple Choice

What type of soil does NOT retain water and does NOT provide a lot of nutrients?

• Soil with clay

• Soil with humus

• Soil with sand

• Soil with silt

Multiple Choice

Which layer of soil is under the topsoil?

• Topsoil

• Subsoil

• Bedrock

• Minerals

Multiple Choice

Which of the following is not a type of soil?

• Clay

• Silt

• Fertilizer

• loam

Multiple Choice

What does retain water mean?

• To drink

• To hold

• To flood

• To get rid of

Multiple Choice

Which of the following is NOT a part of soil?

• Humus

• Roots

• Water

• Weathered Rocks

Multiple Choice

Why does water become trapped in clay?

• Clay has small spaces between the grains

• Clay has large spaces between the grains

• Clay is too hard

• Clay is too light to hold water

Multiple Choice

What color will the soil be if it has dead and broken down plant and animal material found in it?

• Dark Brown

• Light Brown

• Gray

• Red or Orange

Multiple Choice

What do farmers add to poor soil to make it better for plant growth?

• Loam

• Topsoil

• Food

• Fetilizers

Multiple Choice

Where do you get the minerals you need?

• Humus

• Rocks

• Soil

• Plants and Animals

Multiple Choice

If you are observing particles in soil, what are you actually looking at in the soil?

• Worms

• Texture

• Color

• Small pieces of rocks and materials

Multiple Choice

Before a farmer plants his gardens he should ____________________________.

• Read about plants

• Study the soil to make sure it is the best soil possible

• Taste the soil to make sure his crops will taste good

• Buy a tractor

Multiple Choice

What makes black soils dark?

• Rocks like limestone

• Humus

• Water

• Mud

Multiple Choice

What is the smallest kind of particle you can find in the soil?

• Gravel

• Sand

• Silt

• Clay

Multiple Choice

Which layer of soil has the smallest grains and the most humus?

• Topsoil

• Subsoil

• Bedorck

• Minerals

Multiple Choice

Plants that grow in sandy soil must __________________________.

• Be green and pink

• Like the beach

• Be able to survive with little water

• Be able to survive with too much water

Multiple Choice

Humus is made up of ________ parts of non-living organisms.

• decayed

• grains

• combination

Multiple Choice

Sand has large ________ and large spaces between the grains.

• decayed

• grains

• combination

Multiple Choice

Other types of soil are a _________ of all these soils together.

• decayed

• grains

• combination

Multiple Choice

This type of soil is dark, soft, and very crumbly.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil feels gritty.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil is sticky when wet and clumps up when it dries.

• sand

• silt

• clay

• humus

Multiple Choice

This type of soil feels like powder.

• sand

• silt

• clay

• humus

Multiple Choice

LOAM has large and small grains with lots of humus.

• True

• False

Multiple Choice

In SAND, the water leaves it slowly.

• True

• False

Multiple Choice

CLAY holds water easily.

• True

• False

Multiple Choice

Which type of soil is most like a sponge?

• sand
• humus
• loam
• clay

Multiple Choice

Which type of soil has a large amount of decayed matter like plants and animals?

• sand
• loam
• clay
• humus

Multiple Choice

I am gray in color.  I am also very soft and powdery.  What am I?

• silt
• humus
• clay
• loam

Multiple Choice

The way soil feels is called its _____.

• type
• texture
• particle
• grain size

Multiple Choice

I am red in color.  I am hard when dry but sticky when wet.  What am I?

• silt
• humus
• clay
• loam

Multiple Choice

I am black in color.  I am soft and crumbly  What am I?

• silt
• humus
• clay
• sand

Multiple Choice

I am tan in color.  I do not hold water well.  I have a gritty texture.  What am I?

• silt
• humus
• clay
• sand

Multiple Choice

Which type of soil is best for growing vegetables in?

• silt
• loam
• humus
• sand

Multiple Choice

Which type of soil could you form into a ball without breaking?

• silt
• sand
• clay
• loam

Multiple Choice

I am a mixture of all soil types.  What am I?

• silt
• humus
• clay
• loam

Multiple Choice

Soil is a __________ resource

• capital

• human

• natural

• basic

Multiple Choice

What do you call the process where over many years, rocks are broken down by weather, water, and living things?

• weathering

• precipitation

• evaportation

• pollution

Multiple Select

What are the 3 layers of soil called?

• topsoil

• humus

• bedrock

• subsoil

Multiple Choice

What provides a place for plants to grow along with support and nutrients?

• sunlight

• soil

• water

• sand

Multiple Choice

Plants need ________ to grow.

• nutrients

• seeds

• wind

• shoes

Multiple Choice

This particle of soil is the biggest and made of small grains of worn down rock. It does not hold water well and has few nutrients

• silt

• clay

• sand

Multiple Choice

This component of soil is made up of very tiny particles of soil that hold water well and provide nutrients.

• clay

• silt

• sand

Multiple Choice

This component of soil is made of very small broken pieces of rock. The particles are larger than sand, but smaller than clay. It provides some nutrients.

• clay

• silt

• sand

Multiple Choice

____________ are materials that plants and animals need to live and grow. (Hint: you need to eat your veggies to get them!)

• humus

• soil

• nutrients

• water

Multiple Choice

________ is the upper soil surface and a natural product of subsoil and bedrock. It is best for plant growth.

• topsoil

• subsoil

• bedrock

Multiple Choice

________ is the last layer of soil and is made of mostly solid rock.

• topsoil

• subsoil

• bedrock

Multiple Choice

_________ is the layer of soil beneath the topsoil. You will find loose rocks in this layer.

• topsoil

• subsoil

• bedrock

Multiple Choice

What are the components of soil?

• rock, trees, sand, clay, and worms

• humus, rock, sand, silt, and clay

• worms, trees, sand, rock, and plants

• rock, clay, sand, silt, and nutrients

Multiple Choice

_________ is located in the topsoil and is decayed matter in the soil.

• clay

• plants

• humus

• weathering

Multiple Choice

What is the name of the bottom blue layer shown?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

Multiple Choice

What is the name of the middle light brown layer shown?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

Multiple Choice

What is the name of the dark brown layer where the plants are rooted?

• Topsoil

• Bedrock

• Subsoil

• Bottom soil

Multiple Choice

Which of the following is NOT a component of soil?

• Silt

• Humus

• Plastic

• Clay

Multiple Choice

Which layer is best for plant growth?

• Topsoil

• Subsoil

• Bedrock

• Freshrock

Multiple Choice

Which of the following is the correct definition of rock fragments?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Multiple Choice

Which of the following is the correct definition of clay?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Multiple Choice

Which of the following is the correct definition of silt?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Multiple Choice

Which of the following is the correct definition of humus?

• very small broken pieces of rock that are larger than clay, but smaller than sand

• decayed matter that provides nutrients to the topsoil

• tiny particles that hold water well and provide nutrients

• small pieces of rock

Multiple Select

Which of the following are ways that soil can be conserved?

• building large buildings

• planting trees and plants

• not overtilling or overdigging

• cutting down trees for new houses to be built