Conservation Challenge Quiz Answers

1. All of it.
2. 10%
3. About 70%.
4. None of it. The government owns it all.
5.  
6.  

Correct Answer:  c

 

2 .  How much of America's soil is still at risk of erosion?

1. Erosion? We have that?
2. 35%
3. All of it.
4. None of it, everything's OK.
5.  
6.  

Correct Answer:  b

 

3 .  Half of the U.S. is cropland.

1. True.
2. False.
3.  
4.  
5.  
6.  

Correct Answer:  a

 

4 .  Five tons of topsoil spread over an acre is as thick as…

1. Your thumb.
2. 6 feet
3. A dime
4. A pick-up truck.
5.  
6.  

Correct Answer:  c

 

5 .  How long does it take nature to build an inch of topsoil?

1. Over night.
2. One year.
3. Over the course of 3 summers and 2 winters.
4. 200 to 1,000 years.
5.  
6.  

Correct Answer:  d

 

6 .  How much of Wisconsin is cropland?

1. All of it. The whole state grows crops.
2. Less than 1%, the whole state is houses and malls.
3. About 40%.
4.  
5.  
6.  

Correct Answer:  c

 

7 .  Since 1945, land in cities and urban areas nearly tripled and is now about 3%.

1. True.
2. False.
3.  
4.  
5.  
6.  

Correct Answer:  a

 

8 .  What percent of Americans are farmers?

1. Half.
2. 25%
3. Less than 2%.
4.  
5.  
6.  

Correct Answer:  c

 

9 .  Today, how many more bushels of corn can be yielded from an acre of cropland than in 1935?

1. 1 bushel.
2. 5 bushel.
3. Nearly 100 more bushels.
4. 200.
5.  
6.  

Correct Answer:  c

 

10 .  How much of rain and snow first falls on private lands before it makes its way into our rivers and lakes?

1. None of it, it soaks right in and doesn't run-off.
2. About half.
3. 88%
4. All of it.
5.  
6.  

Correct Answer:  c

 

11 .  Soil erosion was cut by one-third over the past 2 decades, due to conservation programs in the Farm Bill.

1. True
2. False
3.  
4.  
5.  
6.  

Correct Answer:  a

 

12 .  What portion of most soils is organic matter?

1. None. It's all mineral.
2. 5%
3. 50%
4. 75%
5. All of it is organic.
6.  

Correct Answer:  b

 

13 .  Over half of our topsoil has been lost in just the past 200 years.

1. True
2. False
3.  
4.  
5.  
6.  

Correct Answer:  a

 

14 .  How much of Wisconsin's prime farmland is developed every year?

1. The size of my backyard.
2. 7 acres.
3. The size of Platteville, Wisconsin.
4. 38 square miles.
5.  
6.  

Correct Answer:  d

 

15 .  How many different soil types are there?

1. One. Dirt is dirt.
2. 50
3. 1,000
4. 10,000
5. 70,000
6.  

Correct Answer:  e

 

16 .  We should care about conserving natural resources.

1. True.
2. False.
3.  
4.  
5.  
6.  

Correct Answer:  a

 

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