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Soil_Remediation_part1

Generate an image of a scientist analyzing soil samples in a laboratory with plants and heavy metal signs to represent pollution and soil remediation.

Soil Remediation Quiz

Test your knowledge about soil remediation and pollutant management! This quiz covers various aspects of soil contamination, heavy metals, and organic pollutants, ensuring you're well-informed on critical environmental issues.

Key Topics Include:

Trigger values and precautionary measures
Effects of heavy metals and organic pollutants
Impact assessments and bioassays

11 Questions3 MinutesCreated by AssessingEarth125

Trigger value

Below this value, no concern for a harmful soil change exists

Above this value, investigation is needed

Above this values, measures are required

Cadmium is

An element with no evidence of nutritive role, but with negative evidence

An element with no evidence of nutritive role, but can have beneficial impact on organisms

A micronutrient

For which soil texture type will the precautionary value (BBodSchV) for heavy metals be the highest

Sandy soil

Loamy soil

Clayey soil

For polycyclic aromatic hydrocarbons (PAH), the precautionary value (BBodSchV) will be the lowest for

High organic matter content

Low organic matter content

It does not matter

In former water disposals, heavy metals are generally

Not the main problem

The main problem

Not a problem

In mining areas (for lignite extraction), the main direct problem related to pollution is

Heavy metals

Organic contaminants

Acidification issues

Priority pollutants are

Pollutants that occur frequently and in high concentrations

Pollutants that occur in high concentrations

Pollutants that occur frequently, in high concentrations and are toxicologically relevant

How can be defined the migration potential of an organic pollutant?

Using its mobility and sorption potential

Using its transfer and persistence potential

Using its mobility and persistence potential

Bioassays are useful to

To identify which substances are present in my soil

To estimate the impact of unknown pollutants on the ecosystem

Replace chemical analyses

To evaluate the availability of a heavy metal in soil, I can use

Total soil extraction with acids

Gas chromatography analyses

Leaching tests

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