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Enviromental scienc

QuestionAnswer
What is Atrazine? its a herbicide. Frogs became feminized and hermaphroditic, developing both testes and overies.
reason for high mortality rate of alligator eggs in Lake apopka, FL? the Pesticide DDT
Definition of noninfectious Disease? EXAMPLE -not transmitted from one person to another - May be a result of chronic toxicity, genetic disorder or nutritional deficiences
Definition of infectious disease? EXAMPLE -transmissible between people -contaminated food and water (aids, influenza)
some indoor health hazards- their sources and effects on humans Abestos: insulates against heat, cold sounds and fire -causes lung cancer LEAD POISONING- from lead pipes, paint - damages organs, learning problems, behavior abnormalities, deah RADON: a highly toxic, colorless, undetectable radioactive gas
What are phthalates hormone disrupting chemical that is used to soften plastics and enhance fragrances
besides phthalates what else was used in a wide variety of plastic products? Bisphensol-A
What are the two approaches for determine safety of chemicals? "innocent until proven guilty" principle and the precautionary principle
what are some metals we extract from Ores? copper, iron, lead, gold, alluminum
What is a metal is a type of chemical element or mass of such element that is lustrous, maleable, and a conductor of heat and electricity
what are some nonmetallic minerals? gemstones, salt, and phospates
Tantalum is used in ? cell phones, cd players and other electronics
what problems happen in the D.R.of Congo? minerals like dimonds and tantalum fund prolong and intensify wars, and armies exploit local people for mine labor and then sell the dimonds for profit.
Created by: 637638111
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