Biology- Soil Flashcards
1
Q
how is soil formed?
A
Soil is formed from the weathering action of water and ice underlying parent rock.
2
Q
What is soil?
A
Soil is a thin natural layer of the earths surface made up of organic material, minerals, water and air.
3
Q
What are the components of soil( Both of them)
A
The main FOUR:
Organic material
Mineral
Water
Air
OR
The main SIX:
Rock particles
Air
Water
Mineral salts
Humus
Living organisms
4
Q
Explain what they consist of
A
5
Q
A
