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Category 1. Category 2. Category 3. Category 4. Category 5. 5 pt. 5 pt. 5 pt. 5 pt. 5 pt. 10 pt. 10 pt. 10 pt. 10 pt. 10 pt. 15 pt. 15 pt. 15 pt. 15 pt. 15 pt. 20 pt. 20 pt. 20 pt. 20 pt. 20 pt. 25 pt. 25 pt. 25 pt. 25 pt. 25 pt. The best soil for water absorption is. - PowerPoint PPT Presentation

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Category 1 Category 2 Category 3 Category 4 Category 5

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The best soil for water absorption is

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Humus

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What three things does the color of soil tell us?

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1. The way a soil looks.

2. How warm a soil will get when heated by the sun.

3. What minerals are in the soil.

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The movement of rocks pieces from one place to another is

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Erosion

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What is terracing?

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Cutting wide, flat planting areas into the sides of steep hills or mountains.

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Rotting plants and animal materials that are part of the topsoil are

called?

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Humus

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What are the 2 types of soil texture?

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Fine and Coarse

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What is soil made up of?

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Weathered rock and humus

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True or FalseClay doesn’t absorb much water so it needs long dry periods in order for

plants to grow.

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True

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What product do you add to soil to increase soil richness?

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Fertilizer

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In order to prevent wind erosion, farmer do what to conserve soil?

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Strip Cropping

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What happens to soil when growing the same crop year after year in it?

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The crop can use up certain nutrients in the soil.

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What is soil that is rich in nutrients?

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Fertile

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Farmers and gardeners practice this in order to help save soil.

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Soil Conservation

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What is the process of rocks being broken up by growing plant roots?

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Weathering

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The practice of planting crops between rows of other crops to help

hold soil in place is

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Strip Cropping

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Farmers control soil loss on hill sides by using

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Contour Plowing

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What does a soil with a fine texture look like?

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Small grains, dust or powdery, that are smooth.

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What is water absorption?

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A soil’s ability to hold water.

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What are the four properties of soil?

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Water AbsorptionColor

TextureSoil Richness

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What 2 things do a soil’s texture tell you?

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What a soil will feel like

The size of particles that make up a soil

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What 2 processes form soil?

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Weathering and erosion

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What are the 3 layers of soil?

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Topsoil, Subsoil, and Bedrock

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The bedrock layer is made up mostly of what?

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Solid Rock

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How long does it take for the processes to form soil?

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Thousands of years

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What part of a plant is able to break rocks apart?

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Plant roots

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