2e-Soil Quiz

Which statement BEST describes the composition of soil?

• clay, silt, sand, minerals, and gas

• humus, plants, worms, air, and water

• minerals, humus, worms, air, and water

• inorganic matter, air, water, and weathered rock

Mary is studying swampy marshlands near her school. She notices there are many thriving plants in the wet soil. What type of soil is she likely to see?

• soil mostly of broken rocks

• soil mostly of sand grains

• soil with many minerals

• soil with a lot of decaying organic material

Tags

NGSS.MS-LS1-5

To prevent the loss of nutrients from the soil, farmers use conservation practices to make sure their crops are sustainable. Why should farmers use soil conservation practices?

• To conserve the topsoil, which contains weathered rocks; will not allow the plants to grow.

• To conserve the topsoil, which contains humus; will not allow the plants to grow.

• To conserve the topsoil, which contains weathered rocks; will allow the plants to grow.

• To conserve the topsoil, which contains humus; will allow the plants to grow.

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-3

A 6th-grade class is investigating soil conservation. Which of the following statements BEST describes the importance of soil to life on earth?

• Soil contains small mineral fragments and flowers.

• Soil contains small mineral fragments, inorganic material, and flowers.

• Soil contains small mineral fragments, inorganic material, water, and air that can support the growth of plants.

• Soil contains small mineral fragments, organic material, water, and air that can support the growth of plants.

Tags

NGSS.MS-LS2-1

How should the researcher label each soil horizon beaker?

• A. Beaker 1: Bedrock, Beaker 2: Horizon B, Beaker 3: Horizon A, Beaker 4: Horizon C

• B. Beaker 1: Horizon C, Beaker 2: Horizon A, Beaker 3: Horizon B, Beaker 4: Bedrock

• C. Beaker 1: Horizon A, Beaker 2: Horizon B, Beaker 3: Horizon C, Beaker 4: Bedrock

• D. Beaker 1: Bedrock, Beaker 2: Horizon A, Beaker 3: Horizon C, Beaker 4: Horizon B

Tags

NGSS.MS-ESS2-2

Using the diagram below, what is the correct order of the layers of soil from top to bottom?

• parent material, subsoil, topsoil, humus

• subsoil, parent material, topsoil, humus

• humus, topsoil, subsoil, parent material

• topsoil, humus, subsoil, parent material

Which profile best shows the general depositional (dropping) pattern of soil that occurs when water from a stream enters the ocean?

• Diagram 1

• Diagram 2

• Diagram 3

• Diagram 4

Tags

NGSS.MS-ESS2-2