Question

IV. Give one word form the following.
1. Decomposition of parent rocks by bacteria and microorganism
2. Soil containing a mixture of sand, clay and humus.
3. Lowest portion of the ground.
4. Removal of top soil by wind, water, etc.
5. The process of movement of water into deeper layers of soil.​

Answer 1

Explanation:

1. microbiology
2. loamy soil
3. bedrock
4. soil erosion
5. percolation