The top layer of the Earth where plants grow.
What is soil?
The top layer of soil where plants grow is called this.
What is topsoil?
This type of soil feels smooth and holds water well.
What is clay?
These wiggly creatures help mix and air out the soil.
What are worms?
Farmers grow crops in this part of the earth.
What is soil?
Soil is made from tiny pieces of this mineral matter.
What is rock?
This layer lies below the topsoil and has less organic materials.
What is subsoil?
This soil feels rough and does not hold water well.
What is sand?
Plants get this from soil to help them grow strongly and healthy.
What are nutrients?
We can protect soil by adding compost made from these.
What are food scraps and yard waste?
When rocks break down into tiny pieces, this is what the process is called.
What is weathering?
The bottom layer of soil that rests on solid rock is called this.
What is bedrock?
This type of soil is made of a mix of sand, silt and clay and is great for plants.
What is loam?
Tiny living things that break down dead plants and animals in soil are called?
What are decomposers?
This is the one reason why soil is important to all living things.
What is it helps plants grow, provides food and shelter?
The mixture of air, water, minerals and decomposing plants and animals is composed in this.
What is soil?
This layer contains the most nutrients for plants.
What is topsoil?
This soil is slippery and smooth when wet.
What is clay?
This animal digs tunnels in the soil that helps air and water move through it. Hint (This animal cannot see in the daylight)
What is a mole?
Without healthy soil, these living things at the bottom of the food chain will not survive?
What are plants?
This process helps turn dead plants and animals into soil nutrients.
What is decomposition?
This layer of soil is made of partly broken rocks and lies just above bedrock.
What is the weathered rock layer?
This type of soil has small particles that feel like flour.
What is silt?
These plant parts grow in soil to absorb water and nutrients.
What are roots?
When soil loses its nutrients and can't grow crops anymore, we say the soil is this.
What is poor, weak or exhausted?