Bioremediation

Which of the following is a way or ways of cleaning up contaminated soil?

• Burn in incinerators

• Composting

• both

• neither

“Remediate” means

• to meditate

• to solve a problem

• to create a problem

• none of the above

TNT, oil and other hazardous compounds

• can be used with composting to be broken down.

• will cause environmental problems in composting.

• will stop microbes from working in a compost.

• will cause the compost to burn.

What is bioremediation?

• bacteria and microorganisms clean up pollution.

• learning bio

• i don't know

Tags

NGSS.MS-ESS3-4

An example of a chemical, if in high concentrations, might not be bioremediated due to toxicity of chemicals is

• lead

• cadmium

• both

• neither

Still today oil is found from the Exxon Valdez spill. This remaining oil

• will never breakdown

• will breakdown slowly

• will breakdown quickly

• will be bioremediated this year by the government.

After the Exxon Valdez oil spill, experiments showed the natural biodegradation of oil can be increased greatly by adding

• oxygen

• nitrogen-containing fertilizer

• phosphate

• carbon-containing fertilizer

What is one of the most common groundwater pollutants in the United States?

• TNT

• Methane

• Gasoline

• Hydrochloric Acid

Oil sludge and straw or woodchips can be composed as long as the microbes have the right amount of

• moisture

• air

• nitrogen

• all of the above

TNT is made up of what elements

• carbon, nitrogen, oxygen and hydrogen

• carbon, lithium, oxygen and hydrogen

• carbon, helium, oxygen and hydrogen

• helium, boron, uranium and hydrogen