pedosphere
Pronunciation
Noun
B1 Intermediate
Quick answer
The outermost layer of the Earth consisting of soil, where biological, chemical, and physical processes affecting plant growth occur.
Usage notes
A specialized scientific term, rarely used outside of geology or environmental science.
Test yourself
Which word fits the gap? "Scientists study the _____ to understand how soil quality affects crop production."
Answer: pedosphere
In your own words, what does "pedosphere" mean?
The outermost layer of the Earth consisting of soil, where biological, chemical, and physical processes affecting plant growth occur.
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