1. The buildup of sediment where a river empties into a slow-moving or nonmoving body of water
is known as a/an
2. A type of soil made almost entirely of windblown sediment is called
3. The
in soil comes from decaying plants and animals and their waste products.
which is made up of tiny particles and drains water very poorly, is one of the main
components of soil.
5. A type of soil called peat is most likely to form in a/an
6. Water helps in the development of soil by carrying
and nutrients from upper layers to
lower layers.
7. The
of nutrients from soil is common in wet environments, like rain torests.
8. Quartz-rich parent material leads to the development of (O
soils.
9. The layers of soil composed mainly of organic matter are known as the
and
horizon.
10. A layer of soil in which clay, iron, and other elements from the overlying soil accumulates is
known as the
horizon, or subsoil.