Soil is the top layer of the Earth's surface, mostly created from weathered rock. It is made up of varying amounts of minerals, humus, or decayed organic matter, and useful living creatures like worms. The finest rock particles within soil - forms sticky clay, the medium particles become silt, and the coarsest constitute sand. While there is sufficient moisture, soil supports vegetation, providing a habitat for a variety of animals.
PTELook at the text below. In 35 seconds, you must read this text aloud as naturally and clearly as possible. You have 35 seconds to read aloud.
Recorded Answer
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Beginning in 35 seconds.