Soil

Which of these soils has the smallest rock particles?

• clay

• silt

• loamy

• sandy

Which of these soils has the biggest rock particles?

• clay

• silt

• sandy

• loamy

How many percent does air have in the soil?

• 45%

• 25%

• 20%

• 80%

What is the texture of loamy soil?

• coarse

• fine

• both are coarse and fine

• not coarse, not fine; medium

A thin layer of material that covers the

     Earth’s surface.

• ROCK

• SOIL

• AIR

• WATER

A black material that is rich in nutrients   

      needed by plants.

• ROCK PARTICLES

• ORGANIC MATTER

• GARDEN SOIL

• HUMUS

A thing that fills in the gaps or spaces between soil particles.

• water

• air

• water and air

• earthworm

Which soil type holds water moderately?

• loamy

• sandy

• clay

• silt

What type of soil is found on beaches and deserts?

• clay

• silt

• sandy

• loamy

What is the water flow of clay soil?

• slow

• fast

• moderate

• don't flow