Unit 8 Test Prep

What is the most disposed of material in a landfill?

Paper

What is the liquid that infiltrates the landfill and comes out into a retention pod?

Leachate

What is the primary gas harvested from the landfill?

Methane

What is bioaccumulation?

A high concentration a toxin or endocrine disrupting substance that accumulated in the fat of a living organism; Consuming it

What is biomagnification?

and individual problem becoming worse; Transferring bad stuff to other organisms up the trophic level

What is an endocrine disrupting system

Any chemical or substance that disrupts and endocrines organs function. That dysfunction could not be producing hormone or overproducing

Examples of endocrine disrupting chemicals

plastic, greenhouse gases, smoke, plastic being burnt

What is point source pollution?

Where you can point out where a pollution is coming from

What is non point source pollution?

Where you can’t point out where a pollution is coming from

Lethal Dose 50 what is it?

Where 50% of organisms in a population die when they are exposed to it

What is biodegradable waste, and an example

Material that can break down and be broken down by decomposers; food waste, sewage

What is non-biodegradable waste?

Material that can't be broken down; plastic, rubber

If you have more biodegradable waste, will dissolved oxygen increase

No, it will decrease bc the organisms are using oxygen to break down the waste