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Soil Assessment: SCI.3.6

Last updated almost 5 years ago

11 questions

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Soils are Living: Watch, then answer question number 1.

Question 1

1.

SCI.3.6.1 (1 of 1) Why is soil important?

A It anchors and supports plants.

B It provides nutrients.

C It serves as a home for insects.

D All of the above.

Soil Profile: Watch this video before answering questions 2, 3, and 4.

Question 2

2.

SCI.3.6.2 (1 of 3) Use the text tool to label the soil layers.

Question 3

3.

SCI.3.6.2 (2 of 3) This layer of soil is located below the topsoil. It is not as good for plant growth and forms over a long period of time.

A bedrock

B subsoil

C undersoil

Question 4

4.

SCI.3.6.2 (3 of 3) This layer of soil is solid rock. It forms over a long period of time and is not good for plant growth.

A bedrock

B subsoil

C topsoil

What the Dirt on ... Dirt? Watch, then answer questions 5 and 6

Question 5

5.

SCI.3.6.3 (1 of 2) Humus would most likely be found in what layer of soil?

A topsoil

B subsoil

C bedrockS

Question 6

6.

SCI.3.6.3 (2 of 2) Humus is formed when organic material decays or decomposes on the surface so it will be located closest to where leaves and other material decompose.

True

False

Types of Soil: watch this and then answer questions 7 and 8.

Question 7

7.

SCI.3.6.3 (1 of 2) This component of soil does not hold retain well and can hold it's shape when wet.

A clay

B sand

C silt

D humus

E rock fragments

Question 8

8.

SCI.3.6.3 (2 of 2) Sand is made of small grains of worn-down rock, and contains a lot of nutrients. It is good soil to use for planting vegetables.

True

False

Soil Conservation Song: Watch and then answer the next question.

Question 9

9.

SCI.3.6.4 (1 of 2) One way we can help prevent soil erosion is to

A turn off water when brushing our teeth and taking shorter showers.

B plant trees and plants and rotate crops.

C donate food to homeless shelters.

D dig holes in the ground.

Question 10

10.

SCI.3.6.4 (2 of 2) Grab the pen tool and circle the soil conservation method that originated with the ancient Chinese.

Question 11

11.

SCI.3.5.1 and SCI.3.5.3 Beth wants to plant a small flower garden for her grandmother. Explain how the different components of soil will help the plants grow.