Soil and Erosion

Soil is mostly conserved by _______

• afforestation

• deforestation

• making dams

• overgrazing

Tags

NGSS.MS-LS2-5

why is it important to have soil conservation

• save the soil

• prevent erosion

• prevent another dust bowl

• all of the above

Tags

NGSS.MS-LS2-4

NGSS.MS-LS2-5

Which of the following is NOT be found in topsoil?

• humus

• minerals

• sediment

• bedrock

Which of the following can cause weathering?

• fertilizing the land

• minerals and humus

• water, wind, plants, and animals

Tags

NGSS.MS-ESS2-2

If experts are suggesting that, terrace farming can help stop soil erosion, then area is likely to be:

• A forest.

• A desert.

• A hill.

• A swamp.

Tags

NGSS.MS-ESS3-4

NGSS.MS-LS2-5

What is humus?

• the bottom layer of soil

• the largest particle that makes up soil

• remains of decayed plants and animals in the soil

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The contents of soil includes:

• Humus

• Sand

• Clay

• Pebbles

• All the above

Tags

NGSS.MS-LS2-3

Which of the following best describes soil erosion?

•   the breakdown of soil 

•   the improvement of soil

•   the addition of soil

•   the movement of soil by wind or water

Wind blowing dirt and sand through the air is an example of...

• weathering 

• erosion

The movement of rocks and weathered materials is called_________.

• Chemistry

• Physical

• Weathering

• Erosion