Where does organic matter come from?
Dead plants and animals
What are these?
Earthworms
What's this?
Water
What's this?
Plant
How many percent is the organic matter?
5%
What are these?
Ants
What's this?
Soil
Where do minerals come from?
Rocks that break into small bits.
45% of soil is ____________
Mineral
25% of soil is ___________
water
How many percent is the mineral?
45%
How many percent is the air?
25%
What will happen to the plant if there's no water?
The plant will DIE.
Where does the water from the soil come from?
Rain
How many percent is the water?
25
5% of soil is ___________
organic matter
25% of soil is _________
Air