Jeopardy Water CycleDissolved Oxygen Eutrophi- cation Troubled Water Remember this Q $100 Q $200 Q $300 Q $400 Q $500 Q $100 Q $200 Q $300 Q $400 Q $500 Final Jeopardy

$100 Question from H1 Sunlight on surface waters will cause this.

$100 Answer from H1 Evaporation

$200 Question from H1 Water vapor that is produced by plants.

$200 Answer from H1 Transpiration

$300 Question from H1 Well-diggers are looking for this

$300 Answer from H1 The water table

$400 Question from H1 Nitrogen, oil and animal poop for example

$400 Answer from H1 Nonpoint source pollution

$500 Question from H1 The water that soaks into the surface of the soil

$500 Answer from H1 Infiltration

$100 Question from H2 How algae increases DO

$100 Answer from H2 Photosynthesis

$200 Question from H2 Why decomposers reduce DO

$200 Answer from H2 Respiration

$300 Question from H2 The affect of turbidity on DO

$300 Answer from H2 It will lower DO

$400 Question from H2 What time of day will DO levels be highest

$400 Answer from H2 Late afternoon

$500 Question from H2 How do stands of Hemlock trees affect DO

$500 Answer from H2 They maintain low temperatures and high DO in streams

$100 Question from H3 Name two forms of nitrogen pollution

$100 Answer from H3 Chemical fertilizers, manure or sewage

$200 Question from H3 A term for the rapid growth of algae

$200 Answer from H3 Algal bloom

$300 Question from H3 Why algae die

$300 Answer from H3 Surface Shade

$400 Question from H3 What causes DO levels to drop in eutrophication

$400 Answer from H3 Respiration of decomposers

$500 Question from H3 A condition of very low DO

$500 Answer from H3 Hypoxia

$100 Question from H4 An mistaken assumption made by scientists when evaluating toxic chemicals.

$100 Answer from H4 Less of a toxin is always better

$200 Question from H4 Effect of agricultural chemicals on frogs

$200 Answer from H4 Hermaphrodites

$300 Question from H4 Effect of agricultural chemicals in tap water in some parts of the rural Midwest.

$300 Answer from H4 Low sperm counts in males

$400 Question from H4 Organism that is destroying the Great Barrier Reef as a result of runoff from farms.

$400 Answer from H4 Crown of Thorns Starfish

$500 Question from H4 A simple solution to pollution from agricultural runoff.

$500 Answer from H4 Plant trees between fields and rivers.

$100 Question from H5 A heavy metal that is polluting the waters of New England

$100 Answer from H5 Mercury

$200 Question from H5 The accumulation of toxins in the body of any organism

$200 Answer from H5 Bioaccumulation

$300 Question from H5 Organic pollutants that bioaccumulate

$300 Answer from H5 Persistent Organic Pollutants

$400 Question from H5 When toxins become concentrated at higher levels of the food chain.

$400 Answer from H5 Biomagnification

$500 Question from H5 The book that was written by a scientist in the early 1960’s about biomagnification.

$500 Answer from H5 Silent Spring

Final Jeopardy What three changes to the Gulf Stream waters cause it to sink to the bottom of the ocean in the North Sea?

Final Jeopardy Answer The waters of the Gulf Stream become colder, saltier and denser.