Which layer of the Earth is it possible for life to exist?
Biosphere.
What protects the soil from erosion?
The vegetation
What type of soil is impermeable to water?
Clayey or clayish soil.
What type of soil is permeable to water and very present in northeastern Brazil?
Sandy soil.
What gas is present in the air that is used for photosynthesis?
Carbon dioxide.
How can we preserve the soil?
Planting trees, not creating fires, preserving forests and also not polluting oceans and the nature.
What soil contains the remains of animals and plants?
Humiferous soil.
What is water for drinking and preparing food?
Potable.
what type of degradation destroys the deepest layers of soil?
Desertification.