Soil Conservation Question Preview (ID: 40913)
Conservation Of Soil.
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A method to maintain the fertility of the soil by protecting the soil from erosion and nutrient loss.
a) Soil conservation
b) USDA
c) Soil waste
d) Farmers choice
The plowing of fields along the slope to prevent erosion.
a) No-till plowing
b) Terrace faming
c) Cover crops
d) Contour plowing
The process that works to conserve soil by planting and growing a serious of different crops in the same soil.
a) Contour plowing
b) No-till plowing
c) Crop rotation
d) Conservation
A method in which the dead stalks from the previous year's crop are left in the ground to hold the soil in place.
a) Contour plowing
b) Conservation plowing
c) Terrace farming
d) Crop rotation
The process of land becoming a desert because there are no plants to help hold and cycle water
a) erosion
b) habitat
c) soil conservation
d) desertification
The process by which wind, water, or gravity transports soil and sediment from one location to another
a) erosion
b) habitat
c) soil conservation
d) desertification
About how much of the Earth's surface is suitable for growing crops?
a) 1/4
b) 1/6
c) 1/8
d) 1/16
What can occur at the site of an area that is experiencing soil erosion?
a) Vegetation is able to grow easily.
b) Water pollution is cleared up.
c) Crops are planted at an off-site location.
d) The soil quality is reduced.
The great plains were called the _________________ becasue strong wind lifted the dry soil and started dust storms.
a) Dust bowl
b) Tumbleweed trails
c) Windstorm states
d) Loneome prairies
During the Dust Bowl about ______________ acres of farming land was destroyed.
a) 50 thousand
b) 100 thousand
c) 10 million
d) 100 million
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