Science: Soil Test

Science : Soil Test

​

Multiple Choice

What material is soil mostly made of?

• nutrients

• shells

• pieces of rock

Multiple Choice

Which type of soil does water quickly pass through?

• sand

• humus

• clay

Multiple Choice

Why are sand particles different colors?

• because sand is made from silt, clay, and loam

• because the shells are brightly colored and rocks are dark

• because the particles come from different colored rocks

Multiple Choice

Which statement is not true about sand?

• sand has small particles that feel smooth

• sand particles feel gritty and rough

• water quickly passes through sand particles

Multiple Choice

Why does sand not hold water well?

• sand has too many bits of shells in it

• the large particles allow water to flow through quickly

• the rocks in the sand are too small to hold water

Multiple Choice

Which soil is formed with the smallest rock particles?

• loam

• sand

• clay

Multiple Choice

What is true about silt?

• silt has larger particles than sand and is sticky

• silt is made from humus and loam

• silt has smaller particles and holds water better than sand

Multiple Choice

Which soil do plants grow best in?

• clay

• silt

• loam

Multiple Choice

Humus is made up of what materials?

• decomposing plants and animals

• quartz and feldspar minerals

• small bits of shells and bones