Podcast
Questions and Answers
What makes up 50% of the composition of soil?
What makes up 50% of the composition of soil?
- Air
- Mineral matter
- Water
- Pore space (correct)
Which component of soil supplies nitrogen and other nutrients to plants?
Which component of soil supplies nitrogen and other nutrients to plants?
- Air
- Water
- Organic matter (correct)
- Mineral matter
What is a characteristic of deep soils that contributes to unrestricted plant growth?
What is a characteristic of deep soils that contributes to unrestricted plant growth?
- Restricted root growth
- Limited crop use
- Hard to cultivate
- Easier to cultivate (correct)
What does high organic matter content in soil often lead to?
What does high organic matter content in soil often lead to?
What does shallow soil typically lead to in terms of plant growth?
What does shallow soil typically lead to in terms of plant growth?
What is one limitation caused by erosion as mentioned in the text?
What is one limitation caused by erosion as mentioned in the text?
What is the composition of the subsoil layer?
What is the composition of the subsoil layer?
What type of rock can be classified as Residual Igneous in terms of soil formation?
What type of rock can be classified as Residual Igneous in terms of soil formation?
Which factor influences soil formation by physical weathering?
Which factor influences soil formation by physical weathering?
How do hillsides affect soil formation?
How do hillsides affect soil formation?
What is the significance of the cover of vegetation and organisms in soil formation?
What is the significance of the cover of vegetation and organisms in soil formation?
Which type of rock can be classified as Metamorphic in terms of soil formation?
Which type of rock can be classified as Metamorphic in terms of soil formation?
What is the term used to describe the smallest soil particles?
What is the term used to describe the smallest soil particles?
Which term refers to a soil classification indicating the most intensive but safe land use?
Which term refers to a soil classification indicating the most intensive but safe land use?
What is the term used for the layer of unconsolidated material from which soil develops?
What is the term used for the layer of unconsolidated material from which soil develops?
Which term refers to the horizon that consists of desirable proportions of plant nutrients and living organisms near the surface?
Which term refers to the horizon that consists of desirable proportions of plant nutrients and living organisms near the surface?
What term is used for soils transported by streams?
What term is used for soils transported by streams?
Which term describes the smallest soil particle size?
Which term describes the smallest soil particle size?
