Podcast
Questions and Answers
What is the primary source of the minerals found in soil?
What is the primary source of the minerals found in soil?
- The type of rock substrate (correct)
- The type of weathering forces present
- The type of lichens and mosses present
- The type of insects that inhabit the area
What is the role of lichens and mosses in the formation of soil?
What is the role of lichens and mosses in the formation of soil?
- They add organic matter to the soil
- They are responsible for the soil's texture
- They help to disintegrate the rock substrate (correct)
- They determine the pH of the soil
What is the deepest horizon of soil closest to the bedrock?
What is the deepest horizon of soil closest to the bedrock?
- B horizon
- A horizon
- O horizon
- C horizon (correct)
What is added to the rock substrate by simple organisms such as lichens and mosses?
What is added to the rock substrate by simple organisms such as lichens and mosses?
What is the primary force responsible for the disintegration of rock substrate?
What is the primary force responsible for the disintegration of rock substrate?
What is the sequence of events in the formation of soil?
What is the sequence of events in the formation of soil?
What is the primary factor that determines the concentration of minerals in the soil?
What is the primary factor that determines the concentration of minerals in the soil?
Which of the following is NOT a contributor to the disintegration of rock substrate?
Which of the following is NOT a contributor to the disintegration of rock substrate?
What is the role of insects in the soil formation process?
What is the role of insects in the soil formation process?
What is the nature of the C horizon in the soil?
What is the nature of the C horizon in the soil?
What is the sequence of events in the soil formation process?
What is the sequence of events in the soil formation process?
What is the primary characteristic of the deepest horizon of soil closest to the bedrock?
What is the primary characteristic of the deepest horizon of soil closest to the bedrock?
