Word Count : 595

---

A soil profile is a vertical section of soil extending from the ground surface down to the parent rock or unconsolidated material. It reveals a sequence of distinct layers called horizons, each possessing unique physical, chemical, and biological characteristics. The formation of a soil profile is the result of long-term interactions among climate, organisms, topography, parent material, and time. In environmental chemistry, the study of soil profiles is essential because each horizon influences the movement, transformation, and storage of nutrients, pollutants, water, and organic matter. The uppermost layer is known as the O horizon, which consists primarily of organic matter such as decomposing leaves, twigs, roots, and microorganisms. This horizon is rich in humus, giving it a dark color _______ ___ ___ ________ ____ _____ ____ _________ ______ ___ _______.
_____ ___ ________ _______ ______ __________ __________ ________ ________ _________ _________.
____ ___ _____ _________ ________ ______ _______ ____ _______ _________ _____.
_________ _____ __________ _________ ______ _______.
________ ______ ______ ________ ___ ________ ____ __________ ____.
________ _______ ____ _____ ____ ____ ______ ________ _______ _______ _________.
__________ _______ ___ ________ ______.
_____ _______ ______ __________ ______ ___ _____ ____ ______ _____ ____ ____.
______ __________ ___ __________ ___ ______.
_________ _____ _____ ____ ____ _______ _______ _______ ________ _____.
_________ _____ ____ ________ _____ __________ _____ __________.
___ ___ ____ __________ ______ __________ ______ ________ _____.
________ ____ _______ _______ _____ _____.
____ ______ __________ ______ _____ _______ __________.
_______ __________ _________ ____ ______ _________ ___ ____ __________ __________ __________ ___.
____ _______ ________ ________ ________ _____ ___ ______ _____ _____ ___.
_________ _____ ________ _______ _____ ________.
_____ _______ ____ _________ _____.
___ ______ _____ __________ ____ _____ _____ ______ ________ _________ ______.
______ ____ __________ _______ _____ ________ ______ ____.
____ ________ __________ _______ ___ _____ __________ ______ ________.
___ __________ _________ ___ ________ __________ _________ __________ ____ ________ _____.
____ ________ _________ ______ _____ ___ _______ __________.
_________ ____ ___ _______ __________ ________ ______ _________ _____ ______.
_________ _________ ___ ________ _________ ______ _____ _____ _________ _______ _______ ____.
______ ____ ________ ___ _______.
____ _______ _____ ___ ________ _______ ____ ___ ________ __________.
__________ ______ __________ _______ _____ ______ _______ ____ _____ _________.
_____ ___ ___ _____ ________.
___ ________ _____ _______ ________ _________ ____ ____ _______ ____ _________.
_____ ___ ____ _____ _________ _______ ________.
_____ _______ _____ _______ _______ ________ ________ _____.
_______ ___ ____ ______ ___ _____ _______ ____ ______ ___.
___ ________ __________ ___ _____ __________ ____ _____.
_________ __________ ___ ____ __________.
___ _________ ________ _______ ____ _______ _____ ______ ___ _______ ______ _____.
__________ ___ _________ _____ ____ ____ _______.
______ ___ ________ ________ ____ ____ ______ ___ ______ _________ _________.
___ _____ _______ _________ _________ _______.
___ __________ ____ ______ _____ ____ _________ ________ ____.
_________ _______ ________ ________ ________.
___ ____ ________ ____ _____ ________ _____ _____ ______ __________ ___.
______ __________ ____ _________ ______ _____ ________ __________ ___ ______.
___ _______ _______ ____ _______ _________ _______.
________ ______ ___ ____ _____ ___ ________ _________ ___ _______ ____.
___ ______ __________ ____ _____ _______ ____.
_______ _______ _________ ________ _______ ____ ___ ____ ________ __________.
_________ ___ _________ ________ ____ ____.
__________ ____ ________ __________ ___ ________.
_______ __________ ______ _____ ________ ____ ____ _________ _____ ___.
______ ___ _____ ______ _____ ___.
_____ ________ ____ ___ _________.
__________ _________ ______ __________ ______.
___ ___ ____ _____ ___ ________ ___ __________ __________.
______ ___ ________ _____ ___ ________ _________.
______ ________ ___ _______ ______ ___ __________ ____ ___.
__________ _______ ________.
Get Full Answer on WhatsApp