Soil Conservation Quiz 5 (20 MCQs)

Quiz Instructions

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1. Brandon dug a hole in his backyard. He found soil that was smooth when dry, sticky when wet, and has very small grains. When he poured water into the hole, it took a long time for it to percolate. Brandon's soil probably contained a large amount of .....
2. ..... when farmers plow across the slope of hills to prevent soil erosion.
3. What is wind-breaking?
4. Farmers grow crops like grass and creepers after a harvest and before raising the next crop. These are known as .....
5. Mr. Daniels observed limestone that had holes in it like Swiss cheese. What type of weathering most likely occurred?
6. What are windbreaks?
7. Substances that fill the spaces between soil particles are .....
8. Which of these types of soil can are often used in CONSTRUCTION
9. The way a mineral reflects light is its
10. Why is it important to plant trees in soil conservation
11. Plant roots can cause weathering by
12. The Grand Canyon was formed by .....
13. Sloped plane that has been cut into a series of successively receding flat surfaces or platforms, which resemble steps, for the purposes of more effective farming
14. ..... when farmers plant different crops in order to use less nutrients from the soil.
15. As lava or magma cools, a(n) ..... is formed.
16. River Hwang Ho is also known as .....
17. Which layer of the soil cannot be weathered?
18. Type of rock and humidity effect .....
19. The protection of Natural Resources is called
20. Which is an example of erosion caused by human activity?