Soil Review

Which is not a mineral particle found in soil?

• Sand

• Silt
• Humus
• Clay

When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?

• sand
• silt
• clay
• humus

Tags

NGSS.5-LS2-1

Soil is made of

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

Tags

NGSS.MS-ESS2-1

What is the relationship between soil type/particle size and permiability (as shown by the bar graph below)?

• The larger the particle size, the slower the permeability rate

• The smaller the particle size, the faster the permeability rate

• There is no relationship between particle size and permeability

• The larger the particle size, the faster the permeability rate

Tags

NGSS.MS-ESS2-2

Soil contains air and water

• True

• False

Porosity describes the spaces between soil particles.

• True

• False

On the soil texture pyramid 40% sand, 20% clay, and 40% silt produces what kind of soil

• Clay loam

• Loam

• Sandy loam

• Silt loam

On the soil texture pyramid 40% sand, 50% clay, and 10% silt produces what kind of soil?

• Clay

• Silty clay

• Sandy loam

• Silt

Soil sample that is 60% clay, 30% silt, and 10% sand has which texture? 

• clay
• clay loam
• sandy loam
• silt 

What is crop rotation?

• farmers leave dead weeds and stalks of previous years crops to return nutrients to soil.

• farmer plants different crops in a field each year.

Tags

NGSS.MS-LS1-5