WorksheetsIB ESS Soil
Total questions: 10
Worksheet time: 5mins
1. What is soil erosion?
A naturally occurring process that affects all land forms
Type of soil
A time period
The wearing away of top soil
Which of the following soil types would erode the least?
loose, dry soil
dry soil with leaves
soil with many roots
In what soil layer do farmers plant their crops?
topsoil
subsoil
parent material
bedrock
The process in which the materials of Earth's surface are loosened & transported away, usually by water or wind.
runoff
chemical weathering
erosion
biological weathering
Farming around or along a hill to reduce soil erosion is known as...
no-till farming
contour farming
hilly billy farming
_______ is the process by which land or semi-dry areas become more desert-like.
Contour farming
No-till farming
Desertification
Erosion
Desertification is caused by...
drought
overgrazing
poor farming techniques
cutting down trees
ALL OF THE ABOVE!
What kind of soil is the best for growing crops?
loam
sand
clay
silt
__________ is the amount of water a soil is able to hold & is related to a soil material's porosity & permeability.
Water retention
Erosion
pH
NPK soil test
The very top layer of soil is mostly made of
Solid rock
Clay and mineral deposits
A mixture of minerals and organic material
Mostly organic material (humus)
