Soil Review

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

• sand
• loam
• clay
• humus

Which type of soil is best for growing vegetables in?

• silt
• loam
• humus
• sand

Which type of soil has grains of tiny rocks that are too small to see with your eyes?

• Silt
• Humus
• Clay
• Loam

Soil that is __________ is capable of growing a lot of plants.

• hummus

• fertile

• wet

• dry

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Tree roots reach down into the middle layer of soil, breaking up the rocks there. This soil layer is called-

• bedrock

• topsoil

• subsoil

• parent rock

What is weathering?

• the movement of rocks and soil

• the breaking down of rocks

• a bad thunderstorm

• when wind and water move soil

Humus is made of

• topsoil

• subsoil

• rocks

• decayed plants and animals

Tags

NGSS.MS-LS2-3

Soil is made of

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

Tags

NGSS.MS-ESS2-2

NGSS.MS-LS2-3

Which layer of soil is on the bottom?

• topsoil
• subsoil
• bedrock
• bottomsoil

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

• topsoil
• undersoil
• subsoil
• bedrock