Question

i. write one similarity and one difference between the first and the last layers of the soil.
ii. if you dig a hole straight through the organic layer, write any two materials you would find in the subsoil.

Explanation:

i. Similarity: Both are part of soil - land system. Difference: Organic layer is organic - rich and thin, bedrock is hard and solid.
ii. Subsoil may contain clay, minerals.

Answer:

i. Similarity: Both are part of the soil - related structure. Difference: The organic layer is mainly organic matter while bedrock is solid rock.
ii. Clay, Minerals