Final Exam Study Material Essay

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General Biology BI131
Bethune-Cookman University
Daytona Beach, FL
Exam# 1
Name_________________________________ Date_______________
Class Time_________
1. Which term best describes the sugar in a sugar-water solution?
a. product
b. reactant
c. solute
d. solvent
2. Which of the following is considered a scientific statement?
a. People should not date coworkers.
b. Drivers who experience road rage are bad people.
c. Sometimes the current belief about a natural phenomenon is false.
d. Only one religion can be correct.
3. What is the pH of a neutral solution?
4. A.
a. 7
b. 9
5. Which of the following organelles is responsible for the assembly of enzymes?
a. chloroplast
b. Golgi apparatus
c. lysosome
d. Ribosome
6. Which of the following is an appropriate scientific hypothesis?
a. Bad people catch more colds than good people.
b. Cold viruses should be allowed to reproduce just like anything else.
c. It is unethical to go to school when you have a cold.
d. People catch colds because of exposure to cold temperature
7. ____________reasoning is used to make a hypothesis based on previously established observations
a. Deductive
b. Productive
c. Conductive
d. Inductive
8. Which of the following statements about transport across a membrane is true?
a. Only large hydrophilic molecules are transported into cells via endocytosis.
b. Molecules that move spontaneously down their concentration gradient via active transport require a transport protein to cross the membrane.
c. Molecules that move via simple diffusion cross membranes directly, without the assistance of transport proteins.
d. Osmosis is the spontaneous movement of any molecule from a region of high concentration to an area of low concentration.
9. Which of these substances can move freely across the plasma membrane of a cell?
a. glucose
b. K+
c. Ca2+
d. CO2
10. Proteins that are embedded in the phospholipid bilayer of the plasma membrane function to ________.
a. transport substances into the cell
b. produce adenosine triphosphate, which is used for energy
c. send transport vesicles to the Golgi apparatus
d. maintain the fluidity of the membrane
11. Each of the following is a feature of all known living things EXCEPT
a. genes made from proteins
b. growth
c. homeostasis
d. metabolism
12. Which of the following news stories from a media source contains scientific findings with the least credibility?
a. A biotech company publishes its findings on the beneficial effects of a cholesterol-lowering drug in the Journal of the American Medical Association.
b. A worldwide consortium of academic scientists funded by several governments publishes the sequence of the human genome.
c. A biologist promotes a prescription drug that is produced by a company of which he is an employee.
d. A large number of scientists, including the majority of living Nobel laureates, publish a statement calling for action on global warming, citing concerns about Earth's future environment.
13. Which of the following subatomic particles is present in the same number in all atoms of a particular element?
a. electrons
b. neutrons
c. protons
14. It has been observed that people with relatively high stress levels get a relatively high number of colds. This is an example of a(n)
a. correlation
b. experiment
c. variable
d. hypothesis

15. Consider this hypothesis: "Drinking Echinacea tea reduces the duration and severity of colds." Which of the following statements is the best prediction based on this hypothesis?
a. If people with a cold drink Echinacea tea, then they will feel better sooner than people who don't consume the tea.
b. If people with a cold drink Echinacea tea, then an ingredient in the tea will bind to cold viruses and destroy them.
c. If people with a cold drink Echinacea tea, then the tea will reduce their stress, making them feel better.
d. If a person doesn't drink Echinacea tea, then he or she will catch a cold
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