A.Nitrites
B.Nitrates
C.Nitrogen
D.Nitric and nitrous acids
Related Mcqs:
- Acid rain mainly result from __________?
- Acid rain brings with it:
- For nitriding, the nitrogen is provided by
- Pollution of soil may destroy its structure and:
- An example of nitrogen fixing bacteria in the soil is __________?
- Which pollutants result from automobile exhaust?
- Soil erosion can be reduced by:
- Soil erosion can be prevented by:
- Soil erosion is prevented by:
- Odum has described soil erosion as:
