Microbiology: A Systems Approach
4th Edition
ISBN: 9780073402437
Author: Marjorie Kelly Cowan Professor
Publisher: McGraw-Hill Education
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Textbook Question
Chapter 25, Problem 6MCQ
When algae produce biofuels, what is the other significant by-product of photosynthesis?
- a. CO2
- b. energy
- c. waste
- d. O2
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You are growing algae in culture and expose them to CO2 that contains radiolabeled oxygen. Where does the radiolabeled oxygen end up after photosynthesis?
a. water
b. oxygen
c. carbon dioxide
d. carbohydrates
e. carbon monoxide
Where in eukaryotic cells does the Calvin cycle take place? a. thylakoid membrane b. thylakoid lumen c. chloroplast stroma d. granum
When oxygen gas is released as a result of photosynthesis, it is a direct byproduct of what process?
a. splitting of water molecules
b. the electron transfer system in the photosystems
c. chemiosmosis
d. reducing of NADP+
Chapter 25 Solutions
Microbiology: A Systems Approach
Ch. 25.1 - Compose a sentence about the history of applied...Ch. 25.1 - Define biotechnology, and explain how its uses...Ch. 25.2 - Outline the steps in water purification.Ch. 25.2 - Differentiate water purification from sewage...Ch. 25.2 - Prob. 5AYPCh. 25.2 - Prob. 6AYPCh. 25.2 - List five important pathogens of drinking water.Ch. 25.2 - Provide examples of indicator bacteria, and...Ch. 25.2 - Summarize methods for identifying and quantifying...Ch. 25.3 - Prob. 2CF
Ch. 25.3 - Name five foods and/or beverages that are produced...Ch. 25.3 - Summarize the microbial process that leads to...Ch. 25.3 - Write the equation showing how yeasts convert...Ch. 25.3 - Discuss how microorganisms themselves are useful...Ch. 25.3 - Provide background on current HACCP guidelines,...Ch. 25.3 - Prob. 15AYPCh. 25.3 - Outline basic principles of using temperature to...Ch. 25.3 - List methods other than temperature currently used...Ch. 25.4 - Prob. 18AYPCh. 25.4 - Distinguish between primary and secondary...Ch. 25.4 - List the four steps of industrial product...Ch. 25.4 - Identify five industrial products made by...Ch. 25 - Prob. 1CFCh. 25 - Drinking water utilities monitor their production...Ch. 25 - Milk is usually pasteurized by a. the...Ch. 25 - During sewage treatment, microbial action on a...Ch. 25 - Which of the following is unlikely to be a...Ch. 25 - The bloom in wine making refers to a. the...Ch. 25 - When algae produce biofuels, what is the other...Ch. 25 - Secondary metabolites of microbes are formed...Ch. 25 - In industrial fermentation, which step precedes...Ch. 25 - Which of the following is currently being produced...Ch. 25 - In biotechnology, fermentation refers to a. the...Ch. 25 - Prob. 11TFCh. 25 - Food products should always be kept completely...Ch. 25 - Alcoholic beverages are produced by the...Ch. 25 - Prob. 14TFCh. 25 - Refrigerating food prevents the growth of all...Ch. 25 - a.Summarize one beneficial use of sludge today,...Ch. 25 - Every year, supposedly safe municipal water...Ch. 25 - Provide evidence in support of or refuting the...Ch. 25 - a.List examples of microbes used in the production...Ch. 25 - Prob. 5CTQCh. 25 - Prob. 6CTQCh. 25 - Prob. 7CTQCh. 25 - Further investigate the HACCP system, and...Ch. 25 - Prob. 9CTQCh. 25 - Prob. 10CTQCh. 25 - Prob. 1CCCh. 25 - Prob. 2CCCh. 25 - Prob. 3CCCh. 25 - Prob. 4CCCh. 25 - Prob. 5CCCh. 25 - Prob. 6CCCh. 25 - Prob. 7CCCh. 25 - From chapter 3, figure 3.5b. If this MacConkey...Ch. 25 - Prob. 2VCCh. 25 - Using the words that follow, please create a...
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- What two products result from photosynthesis? a. water and carbon dioxide b. water and oxygen c. glucose and oxygen d. glucose and carbon dioxidearrow_forwardWhich molecule absorbs the energy of a photon in photosynthesis? a. ATP b. glucose c. chlorophyll d. waterarrow_forwardWhich statement correctly describes carbon fixation? a. the conversion of CO2 to an organic compound b. the use of RUBISCO to form 3-PGA c. the production of carbohydrate molecules from G3P d. the formation of RuBP from G3P molecules e. the use of ATP and NADPH to reduce CO2arrow_forward
- What is the energy of a photon first used to do in photosynthesis? a. split a water molecule b. energize an electron c. produce ATP d. synthesize glucosearrow_forwardThe net effect of photosynthesis, chemically, is reduction, leading to the formation of which products? a. Carbon dioxide and carbohydrates b. Carbon dioxide and protein c. Oxygen and carbohydrates d. Oxygen and ATParrow_forwardWhat are the inputs in photosynthesis? O a. carbon dioxide, water and sunlight O b. carbon dioxide, water and heat O c. carbon dioxide and water O d. carbohydrates and oxygenarrow_forward
- Which of the below is required for photosynthesis? a. Carbon dioxide b. Oxygen c. Simple sugarsarrow_forwardWhere in plant cells does the Calvin cycle take place? a. thylakoid membrane b. thylakoid space c. stroma d. granumarrow_forwardWhat molecule is split in the oxygen-releasing light reactions of photosynthesis? A. Water B. Chlorophyll C. Carbon dioxide D. NADPHarrow_forward
- Some plants are able to survive in hot, dry climates like the desert. What is the name of their photosynthetic process? A. Noncyclic photophsophorylation B. C4 Photosynthesis C. C3 Photosynthesis D. Carbon fixationarrow_forwardwhat is the original source of energy that causes electrons to flow during photosynthesis? A. CARBOHNYDRATES B. SUNLIGHT C. OXYGEN D. GLUCOSEarrow_forwardWhich type of organism does NOT photosynthesize? a. Heterotrophs b. Producers c. Cyanobacteria d. Algae e. Autotrophsarrow_forward
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