SCIENCE 4: Soil and Water

Select 4 that are components of soil:

• Minerals
• Water
• Air
• Microorganisms
• Silt

What component makes soil moist and brings nutrients to plants?

• Minerals
• Water
• Air
• Microorganisms

What component provides oxygen and carbon dioxide?

• Minerals
• Water
• Air
• Microorganisms

____ come from rocks broken into smaller pieces and become part of the soil.

• Minerals
• Water
• Air
• Microorganisms

____ help break down dead plants and animals in the soil, and make the soil rich in minerals.

• Minerals
• Water
• Air
• Microorganisms

Select all applicable functions of soil:

• Plant growth
• Animal habitat
• House foundation
• Water filter
• Pot & jar materials

Soil texture describes particle size of soil. True or False?

Soil rich in iron is colored orange, yellow, brown, or red. True or False?

Dark soil is lacking in organic matter. True or False?

___ of the soil shows the arrangement of soil particles when bound together.

• Size
• Structure
• Organic materials
• Texture