Soil

Which type of soil can hold the greatest amount of water?

• sand
• silt
• clay
• loam

Where do plants get minerals from

• soil

• rain

• sun

• animals

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where do plants get light from ?

• sun

• sea

• star

• school

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Which soil sample retains the most water?

• A

• B

• C

• D

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What are the three components of soil?

• insects, sand, topsoil
• clay, sand, humus
• topsoil, subsoil, bedrock
• earthworms, sand, silt

Which layer is the bottom of the soil profile?

• C - Partially Weathered Parent Material
• D - Separated rock
• R - Bedrock
• A - Topsoil

Many plants cannot grow in sandy soil. Why is this true?

• Sandy soil does not hold enough water.
• Oxygen cannot pass through sandy soil.
• Roots cannot easily push through clay soil.
• Sandy soil has too many nutrients.

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Which of the following processes will most likely contribute to the development of soil?

• Volcanic eruptions that make new land

• Building up of snow in very cold areas

• Migration of animals to warmer climates

• Breaking down of rock by wind, water, and ice

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_______ is the type of soil used most often with plants. It is a mixture of clay, sand, and silt.

• loam
• humus
• mud
• dirt

Humus is.....

• the dead parts of plants and animals in soil.
• A food we eat with pretzels.
• The tiny particles inside of soil
• The roots that come off of a plant and live in soil.

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