Review on Rocks and Soil

Review on Rocks and Soil

Multiple Choice

What kind of weathering causes the mineral composition of rocks to change?

• mechanical

• chemical

• permeable

• general weathering

Multiple Choice

How do igneous rocks form?

• Metamorphic rocks melted, then cooled
• Metamorphic rocks are deposited and cemented
• Sedimentary rocks erode
• Sedimentary rocks are compacted 

Multiple Choice

How do igneous rocks form?

• Metamorphic rocks melted, then cooled
• Metamorphic rocks are deposited and cemented
• Sedimentary rocks erode
• Sedimentary rocks are compacted 

Multiple Choice

After rocks melt, what do they become?

• marble
• magma
• lava
• sandstone

Multiple Choice

These rocks form as a result of heat and pressure.

• igneous rocks
• sedimentary rocks
• metamorphic rocks
• lava rocks

Multiple Choice

How are sedimentary rocks formed?

• They are formed from tiny pieces of rock that collect in ocean beds
• They are formed over many years of pressure and heat
• They form from cooled magma
• They are hot magma erupted from a volcano

Multiple Choice

_____________ rocks are NOT one of the major types of rock.

• oceanic
• metamorphic 
• sedimentary
• igneous

Multiple Select

What is organic matter made up of? (choose all the correct answers)

• Water and sand

• Living things such as plants and animals

• dead plants and animals

• nutrients from dead plants and animals

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

Multiple Choice

Which layer of the soil profile contains a solid layer of rock?

• 1
• 2
• 3
• 4

Multiple Choice

The MAIN  thing Decomposers do for the soil is the following:

• Store moisture
• Burrow deep in the soil
• Make space for air and water
• Break down and digest dead organisms

Multiple Choice

Decayed organic material in soil is called______.

• Litter
• Silt
• Humus
• Clay

Multiple Choice

What is the layer of soil just below the topsoil?

• soil
• subsoil
• topsoil
• terrace farming

Multiple Choice

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

• topsoil
• undersoil
• subsoil
• bedrock

Multiple Choice

Which soil horizon is on the bottom?

• topsoil

• subsoil

• bedrock

• bottomsoil

Multiple Choice

The very top layer of soil is mostly made of

• Solid rock 
• Clay and mineral deposits
• A mixture of minerals and organic material
• Mostly organic material (humus)

Multiple Choice

Soil is made of

• weathered rocks and minerals

• dead plants and animals

• air and water

• all of the above

Multiple Choice

Soil is made of

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

Multiple Choice

What type of rock would you most likely find a fossil inside of?

• sedimentary
• igneous
• metamorphic
• diamond

Multiple Choice

Sedimentary rocks are made from...

• Heat and Pressure

• Sediments

• Magma cooling