SOIL AND ROCKS

The Topmost layer of the earth's surface where plants grow is

• bedrock

• soil

• water

Soil is formed over a long time. Which sentence best tells how soil forms?

• Soil forms when rocks break down and mix with dead plants and animals.

• Soil forms when a lot of rain falls on the ground at once.

• Soil forms when sand is mixed with water.

• Soil forms when large rocks break down and turn into sand and water.

Tags

CCSS.RI.3.2

CCSS.RL.2.1

CCSS.RL.3.1

CCSS.RL.3.2

CCSS.RL.4.1

Soil is made of

• Glass, water, and minerals.
• Metals, minerals, and rocks.
• Rock, minerals, and decayed matter.

Which is true about a thick layer of topsoil?

• It is rich in humus.
• It is rich in acidic chemicals.
• It is NOT good for growing plants.
• It does not contain minerals.

Tags

NGSS.MS-LS2-1

Which is a resource that is used to grow plants?

• Rocks
• Oil
• Fossils
• Soil

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

NGSS.MS-LS1-5

Which of the following helps to form soil?

• Sunlight
• Weathering 
• Pollution
• Fossils

Tags

NGSS.MS-ESS2-1

NGSS.MS-ESS2-2

Which of the following types of soil is composed of decaying parts of organisms and is often used to plant house plants?

• Clay
• Sand
• Humus
• Silt

We use rocks to...

• build streets and buildings

• eat

• brush our hair

The important component of top soil made up of decayed plants and animals.

• air

• humus

• minerals

• sand

Tags

NGSS.MS-LS2-1

The type of soil made up of very fine pieces of rocks.

• pebbles

• sand

• clay

• humus