Soil presentations review

Are there minerals in soil?

• Yes

• No

Tags

NGSS.MS-ESS2-1

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.MS-LS2-3

Which layer is the bottom of the soil profile?

• C - Partially Weathered Parent Material
• D - Separated rock
• R - Bedrock
• A - Topsoil

Many plants cannot grow in sandy soil. Why is this true?

• Sandy soil does not hold enough water.
• Oxygen cannot pass through sandy soil.
• Roots cannot easily push through clay soil.
• Sandy soil has too many nutrients.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

Humus is important because...

• It contains toxic waste
• It contains acids and bases
• It breaks down rocks
• It helps plants grow

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

The way soil feels is called its _____.

• type
• texture
• particle
• grain size

How long does soil take to form?

• 1 Day

• Many years

Soil provides plants with

• nutrients

• water

• support

• All of the above

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

Is soil the same everywhere?

• 
• 

All soils begin with what process?

• Nutrients
• Subsoil
• Weathering
• Fertile