exam2071_Yellow

exam2071_Yellow - BIOSC 0150 CRN# 11790 YELLOW Foundations...

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Before filling in your name and PeopleSoft-ID, please check that the color of your scantron sheet matches the color of your test. In column J of the scantron sheet blacken the circle corresponding to the color of your exam: white = 1; blue = 2; pink = 3; yellow = 4. Proceed with the exam, choosing the best answer for each of the following questions and blackening the proper circle on the answer sheet with a Number 2 pencil. Read each question carefully before marking the best answer on your scantron sheet.Work thoughtfully. Make educated guesses if necessary. Even wild guessing throughout should net you 20% of the total points, on the average. PLACE THE ANSWER SHEET IN ITS OWN COLOR PILE when you are done Foundations of Biology - I 2nd EXAMINATION YELLOW Fall Term 07-1 - Dr. Laurel Roberts BIOSC 0150 CRN# 11790 ATP NADH H2O G3P Glucose a. b. c. d. e. 1 -- X Which of the following is the molecule that serves important roles as both the end product of the Calvin Cycle and as an intermediary in glycolysis? ADP ATP NAD+ pyruvate alcohol a. b. c. d. e. 2 -- Regardless of the electron or hydrogen acceptor used, one of the products of fermentation is always Arsenic Cyanide Carbon monoxide Chocolate Fructose 1,6 Bisphosphate a. b. c. d. e. 3 -- X As an investigator for the crime lab, you are trying to determine the most likely cause of death for Corpse #91210. Careful chemical assys and electron micrography reveal the following: Normal levels of O2 in the blood and mitochondria Normal O2-hemoglobin binding affinity Very low levels of acetyl Co A You suspect poisoning. Which of the poisons listed below is the most likely cause of these results? reproductive structures modified stems modified leaves Both A and B Both A and C a. b. c. d. e. 4 -- Flowers are
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Page 2 YELLOW A blackout struck the lab so the aquaria were kept in the dark continuously for the entire weekend. . A graduate student added ethanol into that aquarium, hoping to speed up the plants’ growth The concentration of CO2 in that aquarium was reduced to 0% for the entire weekend. The CO2 concentration in that aquarium was allowed to rise to 40% for the entire weekend. The oxygen concentration in that aquarium was allowed to rise to 40% for the entire weekend. a. b. c. d. e. 5 -- X You are studying an aquatic photosynthetic organism Badgerella buckii that grows in small aquaria. Both carbon dioxide gas and oxygen gas are bubbled through the water to maintain atmospheric conditions of 2% carbon dioxide and 20% oxygen. On Friday afternoon, equal numbers of plants of equal size were placed in each of four aquaria. On Monday morning you notice growth in one of the aquaria is ten times greater than the others. Which of the following is the most likely explanation for this observation? the production of more accessory pigments because of the cooler temperatures the reduction in the production of accessory pigments because of the cooler temperatures cessation of chlorophyll production, which allows the accessory pigments to be revealed the increased angle of the sun during the fall, which reflects
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exam2071_Yellow - BIOSC 0150 CRN# 11790 YELLOW Foundations...

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