Asked by Jadecolby Tacheene on May 21, 2024
Verified
The roots of most plants grow most densely in which soil layer?
A) O horizon
B) A horizon
C) B horizon
D) C horizon
E) bedrock
Soil Layer
A distinct layer within the soil profile, such as topsoil or subsoil, characterized by specific physical, chemical, and biological properties.
A Horizon
The A Horizon refers to the top layer of soil rich in organic matter and minerals, essential for plant growth.
O Horizon
The uppermost layer of soil, rich in organic material, such as decomposed leaves and plants, contributing to soil fertility and health.
- Ascertain and outline the physical and chemical features of soil.
Verified Answer
KS
katrina samanMay 26, 2024
Final Answer :
B
Explanation :
The A horizon is the top layer of soil and contains the most organic matter, nutrients, and microorganisms, making it the most fertile layer. This layer is where most of the plant roots grow and obtain their necessary nutrients.
Learning Objectives
- Ascertain and outline the physical and chemical features of soil.