Land and Soil

Front

What is the main component that makes up about 45% of an ideal loamy soil?

Back

Minerals

Front

What is the correct order of soil particles in increasing particle size?

Back

clay-silt-sand

Front

What is the very top layer of soil mostly made of?

Back

Mostly organic material (humus)

Front

Which type of soil can hold the greatest amount of water?

Back

Clay

Front

What soil conservation method involves forming steps in a hill to prevent water erosion?

Back

Terrace farming

Front

What is soil composed of?

Back

Soil is composed of minerals, organic matter, water, and air.

Front

What is humus?

Back

Humus is the organic component of soil formed by the decomposition of leaves and other plant material.

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3

Front

What is the role of organic matter in soil?

Back

Organic matter improves soil structure, water retention, and nutrient availability.

Tags

NGSS.MS-LS2-1

Front

What is the difference between sand, silt, and clay?

Back

Sand has the largest particles, silt has medium-sized particles, and clay has the smallest particles.

Front

What is soil erosion?

Back

Soil erosion is the removal of the top layer of soil by wind, water, or human activity.

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

NGSS.MS-LS2-3