Soil Science

What is the structure type of this ped?

• Blocky

• Granular

• Massive

• Platy

• Prismatic

What is the main structure type of this soil?

• Blocky

• Granular

• Massive

• Platy

• Prismatic

What is the structure type of these 2 peds?

• Blocky

• Granular

• Massive

• Platy

• Prismatic

Which soil particle is the largest?

• Sand

• Silt

• Clay

Which particle reduces the water holding capacity of soil?

• Sand

• Silt

• Clay

Which of the following is a characteristic of silt?

• Rough, gritty feeling

• Flat/Platy shape

• Reduces water holding capacity

• Improves water holding capacity

What is the soil texture of a 30% sand, 50% clay, 20% silt soil?

What is a naturally formed aggregate called?

Which of the following are structureless?

• Granular

• Massive

• Platy

• Prismatic

• Single Grain

The spaces between soil paticles are called _______________.

• Soil spaces

• Pore spaces

• Air spaces

• Hydrolytic spaces