SOIL

_______ is best for growing plants

• sand

• clay

• loam

Texture is the way the soil

• feels

• looks

______ can hold water, gets sticky when wet

• loam

• clay

• sand

_______ can not hold water and is gritty when wet

• sand

• clay

• loam

_______ has the smallest particles, can hold water very well

• loam

• clay

• sand

_______ is made of tiny broken rocks and has the largest particles

• sand

• clay

• loam

________ formed when plant and animals decay

• humus

• sand

• clay

What is in soil? (check all that apply)

• air

• water

• minerals

• aeration

• organic matter

Air makes up about what percentage of soil?

• 5%

• 50%

• 10%

• 25%

Organic matter makes up about what percentage of soil?

• 5%

• 45%

• 25%

• 75%