Soil Conservation Grade

What does the term "conservation" refer to in environmental science?

• The upper layer of the Earth made of rock and humus

• Materials that occur in nature

• The surface of the Earth being worn away

• Prevention of wasteful use of a resource

What is "erosion"?

• Prevention of wasteful use of a resource

• The surface of the Earth being worn away

• The upper layer of the Earth made of rock and humus

• Materials that occur in nature

Which definition best describes "natural resources"?

• The surface of the Earth being worn away

• Prevention of wasteful use of a resource

• Materials that occur in nature

• The upper layer of the Earth made of rock and humus

What is "soil" primarily composed of?

• Prevention of wasteful use of a resource

• Materials that occur in nature

• The surface of the Earth being worn away

• The upper layer of the Earth made of rock and humus

Planting trees to protect crops from wind erosion

• windbreak

• terracing

• erosion

Match the following

• Erosion

• Is when the surface of the Earth wears away.

• Soil Conservation

• A very important natural resource.

• Mixing Compost

• Helps soil health and helps with replanting vegetation in eroded soil.

• Soil

• The careful use and preservation of natural resources

• Conservation

• A process of protecting the soil from degradation or erosion.

Drag all the correct ways to conserve soil.​ (a)   ​ (b)   ​ (c)  

• Composting
• Planting trees
• Cutting down trees
• Creating more urban areas

How can you help the earth and plants and animals?

• reading the newspaper every day

• throwing paper in the street

• recycling used paper products

What does the word conserve mean?

• protect from harm or overuse.

• make smaller or less.

• a community of living organisms.

• to use again.

Preserve means ...

• to keep safe
• to harm