Old Chapter - Austin's Bio Midterm Review
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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?
- 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.
- How far away from the sun is the CHZ?
-
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?
- The Ogalala Aquifer.
- Where does ATP get recharged?
- In the mitochondria.
- Where is the best place to find a chemosynthesizing autotroph?
- In extreme conditions.
- Where do plants store energy from the sun?
- In the bonds of glucose.
- What Great Lakes fish does not age?
- The sturgeon.
- What is the movement of water through rocks and soil?
- Percolation or seepage.
- What are the nine planets, in order?
- Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune and Pluto.
- Can heterotrophs make their own food?
- No.
- What non-native species to the Great Lakes competes with the cattails?
- The purple loosestrife.
- What non-native species to the Great Lakes sucks the blood of its prey?
- The Sea Lamprey.
- How would you describe a lake full of nutrients?
- As a eutrophic lake.
- Where can you find the greatest reservoir of carbon atoms?
- Dissolved into the oceans as CO2.
- Where are sedimentary rocks formed?
- On the bottoms of lakes and rivers.
- What does the prefix Eu- mean?
- Good or true.
- What did ancients use bogs for?
- Burial grounds.
- What is it called when you produce nitrate from ammonium?
- Nitrification.
- What bacteria performs nitrogen fixation?
- Rhizobium.
- What process is used to synthetically produce ammonia?
- The Haber-Bosch process.
- What two things are mixed with saltpeter to make gunpowder?
- Sulfur and coal.
- What is the chemical formula for smog?
- NO2.
- What is the chemical formula for laughing gas?
- N2O.
- Is nitrogen fixation oxidizing or reductive?
- Reductive.
- Where is the greatest quantity of Nitrogen found?
- It the atmosphere as N2.
- What kind of lake is an oligotrophic lake?
- Clear, with little plant life.
- What organisms make phosphorus available for plants?
- Decomposers.
- What domain always lives in very extreme conditions?
- Domain Archaea.
- What are the levels of classification, in order?
- Domain, Kingdom, Phylum, Class, Order, Family, Genus and Species.
- What is the classification of humans?
- Eucharya, Animalia, Chordata, Mammalia, Primate, Hominid, Homo, Homosapien,
- What gives your hair its color?
- Melanin.
- What was the longest era in the earth's history?
- The Precambrian Era.
- What was the ear of dinosaurs?
- The Mesozoic Era.
- How many high energy bonds are there in ATP?
- Two.
- What is the name of the sugar used in ATP?
- Ribose.
- What is the Greek word for core?
- Karyos.
- What is the scientific name for fat tissue?
- Adipose.
- What are the cell walls of plants made of?
- Cellulose.
- What are the cell walls of bacteria made of?
- Peptidoglycan.
- What are the cell membranes of animals made of?
- Phospholipid bilayers.
- What is another name for one billionth of a meter?
- One nanometer.
- What EM wavelength does human DNA absorb the best?
- 260 nm.
- What base in your DNA can for a dimer with itself?
- Thymine.
- What repairs thymine dimers?
- DNA Photolase.
- What is an acute adverse effect?
- An immediate adverse reaction upon exposure.
- The lack of what neurotransmitter causes Parkinson's disease?
- Dopamine.
- What neurotransmitter causes dilation of the blood vessels?
- Histamine.
- What is gluacoma?
- When fluid in the eye does not drain out properly and builds un in the ducts.
- What is the function of Acetylcholine Esterase?
- Breaking apart Acetylcholine.
- What are the "antlers" of receptor glycoproteins made of?
- Glucose.
- How wide is the synapse?
- 50 nm.
- What are the Nodes of Ranvier?
- The spaces between Schwann cells.
- What book did Rachel Carson write?
- Silent Springs.
- What toxin has effects similar to ergot?
- LSD.
- How are X-rays dangerous to DNA?
- They ionize water, creating radicals that cause DNA mutations.
- What do Xeroderma Pigmentosum victims not have?
- DNA Photolase.
- Why is DDT so dangerous to birds?
- It makes their egg shells very weak, making it very hard for embryos to develop properly.
- What company poisoned the waters of Love Canal, New York?
- Hooker Chemical.
- What is the active ingredient in Agent Orange?
- Dioxin.
- Where is the poison for poison-tipped arrows obtained?
- Curare