Soil Study Guide Word Scramble
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Question | Answer |
What is it called when weather (moving water, wind and ice) breaks down rocks into smaller and smaller pieces. | Weathering |
What is it called when weathered materials (soil) is moved (washed away) by wind and water? | Erosion |
What is a mixture of weathered rock (clay, sand and silt), minerals, water, air and humus? | Soil |
What are nutrients created from decaying plants and animals in the soil called? | Humus |
What is like vitamins for plants in the soil? | Humus |
What helps mix soil and create holes and tunnels in the soil for air, water and the roots of plants? | Worms |
What is waste from a person's home or yard that can be saved to help make soil rich in humus? | compost |
What is it when you take care of resources and do NOT waste them? | Conserve |
What are the four different types of soil? | Sand, Silt, Clay and Loam |
What type of soil has large, rough particles, is very loosely packed, does not hold water well, and is not strong enough to hold heavy plants upright? | Sand |
What type of soil feels like flour, can be dusty and does not have any nutrients in it? | Silt |
What type of soil is sticky, thick, holds too much water and is packed very tightly? | Clay |
What type of soil holds water well, has a lot of nutrients and is best for growing plants? | Loam |
What are the three layers of soil? | Topsoil, Subsoil, and Bedrock |
What is the top layer of soil, can have humus and is best for growing plants? | Topsoil |
What is the second layer of soil and has no humus. | Subsoil |
What is the bottom layer of soil, has large pieces of solid rock, and is the layer where new soil begins? | Bedrock |
Created by:
irwinsnc
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