Soil Crash Course Quiz

True or false: soil is a living, dynamic, precious resource

• True

• False

Tags

NGSS.MS-LS2-1

The _______________ material is the layer of rocks that are broken down by plants, animals, wind, and water.

The ___________ of parent rock particles determines a soil's texture and structure.

• shape

• smell

• weight

• size

The _________________ material in soil (humus) comes from living things like leaves and partly decomposed plants and animals.

The surface layer of soil is called the_ horizon.

• A

• B

• AB

• O

__% of our planet's biodiversity is made up of soil organisms in the ground.

• 10

• 25

• 35

• 50

Tags

NGSS.HS-LS2-2

It is rare to find plant roots and soil microorganisms in these layers.

• A

• B

• C

• R

• O

Tags

NGSS.MS-LS2-1

NGSS.MS-LS1-5

True or false: our topsoil is in trouble all over the world.

• True

• False

True or false: all soil is the same all over the planet.

• True

• False

_____________ are the foundation of life on Earth

Tags

NGSS.MS-LS2-1

NGSS.MS-LS2-3