1. The particles of this type of soil are packed together tightly.
A. clay soil B. loam soil C. sandy soil D. soil
2. A kind of soil which is a mixture of sand and clay. It contains large amount of decaying plants and animals.
A. clay soil B. loam soil
C. sandy soil D. soil
3. It is mainly composed of minerals, nutrients, water, other organic particles and some residues of plants and
animals.
A. clay soil B. loam soil C. sandy soil D. soil
4. This layer is rich with organic materials called humus and with minerals needed for plant growth.
A. bedrock B. parent rock C. sub-soil D. topsoil
5. This is the lowest layer of the soil and no plant life can survive in this layer.
A bedrock B. parent rock C. sub-soil D. topsoil​