What is the main environmental issue discussed in the article?
Nitrate Soil Article

Passage
•
Science
•
9th Grade
•
Medium
Christopher Sheldon
Used 1+ times
FREE Resource
10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Soil erosion
Nitrate pollution in water
Pesticide runoff
Air pollution
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the primary source of nitrate pollution according to the article?
Urban runoff
Farm fertilizer runoff
Household waste
Industrial waste
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What solution does the article suggest to reduce nitrate pollution?
Planting cover crops
Using less fertilizer
Chemical water treatment
Banning farming near water sources
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why are cover crops beneficial for reducing nitrate pollution?
They absorb nitrates from the water
They prevent soil erosion
They capture nutrients such as nitrate
They require no fertilizer
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the impact of cover crops on nitrate levels in water draining from fields?
Reduces nitrate levels by about one third
No impact
Increases nitrate levels
Eliminates nitrate pollution completely
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What percentage of cropland in Iowa is covered by cover crops?
About 75%
About 2%
About 50%
About 10%
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the main reason farmers are hesitant to use cover crops?
They are a new idea and farmers want to be sure they work
They reduce the yield of the main crops
They are too expensive
They harm the soil
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