APES Unit 8 Review

An immediate increase in the amount of algae and other producers that results from a large input of a limiting nutrient.

Amount of oxygen required by aquatic bacteria to decompose given load of organic waste; a measure of water pollution.

The increase in chemical concentration in animal tissues as the chemical moves up the food chain. the higher the trophic level, the higher the concentration

eggshell thinning and developmental deformities in top carnivores of the higher trophic levels

include issues with the reproductive, nervous and circulatory systems

DDT, mercury, and PCBs (polychlorinated biphenyls)

A group of industrial compounds used to manufacture plastics and insulate electrical transformers, and responsible for many environmental problems.

the selective absorption and concentration of elements or compounds by cells in a living organism, most commonly fat-soluble compounds

Temporary floating barrier used to contain an oil spill.

Disease brought to Europe from the Mongols during the Middle Ages. It killed 1/3 of the population and spread through the bite of an organism inflected with the plague bacteria (rats and fleas) or through contact with contaminated fluids or tissues

An acute intestinal infection caused by ingestion of bacteria contaminated water or food

A process that allows the organic material in solid waste (such as food scraps, paper, yard waste) to be decomposed and reintroduced into the soil, often as fertilizer.

odor and rodents, can attract predatory animals such as bears

by recycling and reusing

may contain hazardous chemicals, including heavy metals such as lead and mercury, which can leach from landfills into groundwater if they are not disposed of properly