Soil

When plants, animals, and other organisms die, they break down and become part of the soil. What is this part of the soil called?

• sand
• silt
• clay
• humus

Tags

NGSS.5-LS2-1

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

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

Tags

CCSS.RI.2.9

CCSS.RI.4.8

CCSS.RI.5.8

CCSS.RL.1.5

CCSS.RL.4.5

Water gets into the cracks of rock and freezes, causing the rock to break.  What is this an example of?

• erosion
• weathering

Tags

NGSS.MS-ESS2-2

Soil is made of

• weathered rocks and minerals
• dead plants and animals
• air and water
• all of the above

Tags

NGSS.MS-ESS2-1

What are the three components of soil?

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

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.

Tags

NGSS.MS-LS2-3

Which layer of soil are these roots growing in?

• subsoil
• topsoil

Tags

NGSS.MS-LS2-3

NGSS.MS-LS1-5

How would you describe the texture of "sandy" soil?

• sticky
• gritty
• smooth
• slimy

Decayed organic material turns into dark colored material called __.

• litter
• clay
• humus
• soil

Tags

NGSS.MS-LS2-3

Where does most of the water go when it rains?

• in the ocean
• in the rivers
• in the gutters
• it absorbs into the soil

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-4