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85 Cards in this Set
- Front
- Back
During the coldest part of winter, what is the temperature of water at the bottom of the lake?
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2 degrees Celcius.
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Why does a lake not quickly get hot during the day and cold at night?
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Water has a high specific heat, it takes a lot of energy to change the temperature.
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What part of water is partially positive?
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Hydrogen.
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How did zebra mussels get to the Great Lakes, and why are they so dangerous to the natural Great Lakes species?
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Zebra muscles got here by clamping onto boats which travel to the Great Lakes, they’ve messed up one of the niches of another organism, they do not have a natural competitor so they have a high population.
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How far away from the sun is the CHZ?
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93,000,000 miles away.
(or within 10% of there) |
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What does Sellenium do for the body?
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Prevents blood clots.
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Why is pure water a poor conductor?
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It has not salts in it, so electricity has a hard time getting through.
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What affects primary productivity?
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The rate of respiration by the autotrophs.
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What is a community?
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All the livings things in a given area.
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What is runoff?
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Water from precipitation that runs along the ground to nearby bodies of water.
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What do xylem and phloem do?
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Xylem takes water up the plant and the phloem brings food and nutrients down.
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What happens to the water vacuoles when the stomata opens?
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The water vacuoles fill up.
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What is the largest aquifer in the world?
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The Ogalala Aquifer.
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Where does ATP get recharged?
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In the mitochondria.
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Where is the best place to find a chemosynthesizing autotroph?
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In extreme conditions.
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During the coldest part of winter, what is the temperature of water at the bottom of the lake?
|
2 degrees Celcius.
|
|
Why does a lake not quickly get hot during the day and cold at night?
|
Water has a high specific heat, it takes a lot of energy to change the temperature.
|
|
What part of water is partially positive?
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Hydrogen.
|
|
How did zebra mussels get to the Great Lakes, and why are they so dangerous to the natural Great Lakes species?
|
Zebra muscles got here by clamping onto boats which travel to the Great Lakes, they’ve messed up one of the niches of another organism, they do not have a natural competitor so they have a high population.
|
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How far away from the sun is the CHZ?
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93,000,000 miles away.
(or within 10% of there) |
|
What does Sellenium do for the body?
|
Prevents blood clots.
|
|
Why is pure water a poor conductor?
|
It has not salts in it, so electricity has a hard time getting through.
|
|
What affects primary productivity?
|
The rate of respiration by the autotrophs.
|
|
What is a community?
|
All the livings things in a given area.
|
|
What is runoff?
|
Water from precipitation that runs along the ground to nearby bodies of water.
|
|
What do xylem and phloem do?
|
Xylem takes water up the plant and the phloem brings food and nutrients down.
|
|
What happens to the water vacuoles when the stomata opens?
|
The water vacuoles fill up.
|
|
What is the largest aquifer in the world?
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The Ogalala Aquifer.
|
|
Where does ATP get recharged?
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In the mitochondria.
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Where is the best place to find a chemosynthesizing autotroph?
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In extreme conditions.
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Where do plants store energy from the sun?
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In the bonds of glucose.
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What Great Lakes fish does not age?
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The sturgeon.
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What is the movement of water through rocks and soil?
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Percolation or seepage.
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What are the nine planets, in order?
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Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.
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Can heterotrophs make their own food?
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No.
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What non-native species to the Great Lakes competes with the cattails?
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The purple loosestrife.
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What non-native species to the Great Lakes sucks the blood of its prey?
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The Sea Lamprey.
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How would you describe a lake full of nutrients?
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As a eutrophic lake.
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Where can you find the greatest reservoir of carbon atoms?
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Dissolved into the oceans as CO2.
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Where are sedimentary rocks formed?
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On the bottoms of lakes and rivers.
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What does the prefix Eu- mean?
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Good or true.
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What did ancients use bogs for?
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Burial grounds.
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What is it called when you produce nitrate from ammonium?
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Nitrification.
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What bacteria performs nitrogen fixation?
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Rhizobium.
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What process is used to synthetically produce ammonia?
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The Haber-Bosch process.
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What two things are mixed with saltpeter to make gunpowder?
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Sulfur and coal.
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What is the chemical formula for smog?
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NO2.
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What is the chemical formula for laughing gas?
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N2O.
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Is nitrogen fixation oxidizing or reductive?
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Reductive.
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Where is the greatest quantity of Nitrogen found?
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It the atmosphere as N2.
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What kind of lake is an oligotrophic lake?
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Clear, with little plant life.
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What organisms make phosphorus available for plants?
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Decomposers.
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What domain always lives in very extreme conditions?
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Domain Archaea.
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What are the levels of classification, in order?
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Domain, Kingdom, Phylum, Class, Order, Family, Genus and Species.
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What is the classification of humans?
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Eucharya, Animalia, Chordata, Mammalia, Primate, Hominid, Homo, Homosapien,
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What gives your hair its color?
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Melanin.
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What was the longest era in the earth's history?
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The Precambrian Era.
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What was the ear of dinosaurs?
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The Mesozoic Era.
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How many high energy bonds are there in ATP?
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Two.
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What is the name of the sugar used in ATP?
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Ribose.
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What is the Greek word for core?
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Karyos.
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What is the scientific name for fat tissue?
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Adipose.
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What are the cell walls of plants made of?
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Cellulose.
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What are the cell walls of bacteria made of?
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Peptidoglycan.
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What are the cell membranes of animals made of?
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Phospholipid bilayers.
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What is another name for one billionth of a meter?
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One nanometer.
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What EM wavelength does human DNA absorb the best?
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260 nm.
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What base in your DNA can for a dimer with itself?
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Thymine.
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What repairs thymine dimers?
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DNA Photolase.
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What is an acute adverse effect?
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An immediate adverse reaction upon exposure.
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The lack of what neurotransmitter causes Parkinson's disease?
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Dopamine.
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What neurotransmitter causes dilation of the blood vessels?
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Histamine.
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What is gluacoma?
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When fluid in the eye does not drain out properly and builds un in the ducts.
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What is the function of Acetylcholine Esterase?
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Breaking apart Acetylcholine.
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What are the "antlers" of receptor glycoproteins made of?
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Glucose.
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How wide is the synapse?
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50 nm.
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What are the Nodes of Ranvier?
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The spaces between Schwann cells.
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What book did Rachel Carson write?
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Silent Springs.
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What toxin has effects similar to ergot?
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LSD.
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How are X-rays dangerous to DNA?
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They ionize water, creating radicals that cause DNA mutations.
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What do Xeroderma Pigmentosum victims not have?
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DNA Photolase.
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Why is DDT so dangerous to birds?
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It makes their egg shells very weak, making it very hard for embryos to develop properly.
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What company poisoned the waters of Love Canal, New York?
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Hooker Chemical.
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What is the active ingredient in Agent Orange?
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Dioxin.
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Where is the poison for poison-tipped arrows obtained?
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Curare
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