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LA_Tsujira_11 30 09

Spelling/Vocab for Mrs. Tsujira. Created November 30, 2009

WordDefinition
pollution the presence in or introduction into the environment of a substance or thing that has harmful or poisonous effects : the level of pollution in the air is rising.
oceanographer the branch of science that deals with the physical and biological properties and phenomena of the sea.
photosynthesis the process by which green plants and some other organisms use sunlight to synthesize foods from carbon dioxide and water.
carbon Dioxide a colorless, odorless gas produced by burning carbon and organic compounds and by respiration.
decompose cause (something) to decay or rot
thrived of a child, animal, or plant) grow or develop well or vigorously
pesticides a substance used for destroying insects or other organisms harmful to cultivated plants or to animals.
sludge thick, soft, wet mud or a similar viscous mixture of liquid and solid components, esp. the product of an industrial or refining process.
toxic poisonous : the dumping of toxic waste | alcohol is toxic to the ovaries. • of or relating to poison : toxic hazards. • caused by poison : toxic liver injury.
liters a metric unit of capacity, formerly defined as the volume of 1 kilogram of water under standard conditions, now equal to 1,000 cubic centimeters (about 1.75 pints).
toxins an antigenic poison or venom of plant or animal origin, esp. one produced by or derived from microorganisms and causing disease when present at low concentration in the body.
dilute make (a liquid) thinner or weaker by adding water or another solvent to it
algae a simple nonflowering plant of a large group that includes the seaweeds and many single-celled forms.
bioassay measurement of the concentration or potency of a substance by its effect on living cells or tissues.
environment the surroundings or conditions in which a person, animal, or plant lives or operates.
Created by: macgeek
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