Question

Which of the following statements is true?

Soil forms from weathered rocks and organic material.

Fertile soil usually forms in areas with steep slopes.

The O horizon is a dense layer of fine soil and clay.

The higher the number of living organisms in an area, the less fertile the soil will be.

Answer 1

here is u r answer
soil forms weather rocks and organic material.
ok

Answer 2

First statement is true which is soil is formed by weathered rocks and organic materials. Soil is a thin layer that covers the entire surface of earth. Soil is made up of air, water, organic materials and different types of minerals. Plants get these minerals and nutrients from the soil through their root. All things that are living depend on the plants and plants depend on the soil for their survival. The soil has different layer and these entire layer have different function and these layers are called as horizon.