Soil- 3rd Grade

What does “decaying” or “decomposing” mean?  

• The layer under the grass
• Breaking down or falling apart
• To grow new life

Can an chicken bone decompose and become a part of the soil? 

• Yes 
• No

Which of the following is a “tunneling creature” that helps turn the soil?    

• birds
• Snakes
• Worms
• Wolf

Can a tin can decompose and become a part of the soil? 

• Yes 
• No

Which of the following is NOT a type of soil? 

• Silt 
• Tundra
• Clay 
• Topsoil

Can an apple core decompose and become a part of the soil? 

• Yes 
• No

Which category does HUMUS belong in?

• Living 
• Non-living 
• Once living

Can a glass jar decompose and become a part of the soil? 

• Yes
• No

Which category does AIR belong in? 

• Non-living 
• Once living
• Living 

Which category does FALLEN LEAVES belong in?

• Living 
• Once living
• Non-living