BIOLOGY VOL. II
16th Edition
ISBN: 9781308795317
Author: Raven
Publisher: Mcgraw-Hill/Create
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Chapter 28, Problem 7A
Plants cannot fix nitrogen, yet some plants do NOT need nitrogen from the soil. This is because
a. of a symbiotic association with a bacterium that can fix nitrogen.
b. these plants are the exceptions that can fix nitrogen.
c. they have been infected by a
d. they are able to obtain nitrogen from the air.
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Students have asked these similar questions
Which of the following statements DOES NOT describe nitrogen fixing bacteria?
A. Can be found only as a symbiotes associated with the root nodules of legumes.
B. Maybe be present in soil.
C. Converts atmospheric nitrogen to organic nitrogen.
D. Composed of many species of bacteria.
Describe the roles of microbes in:
a. The formation of root nodules and The Rhizosphere
c. The Ruminant Stomach
d. The causes and consequences of algal blooms
e. Life in deep sea vents (Tubeworms)
f. Coral Reefs and Bleaching
g. Bioremediation
Which of the following statement is INCORRECT?A. Bacteria can decompose organic nitrogen.B. Biological nitrogen fixation is carried out by bacteria.C. Ammonia, ammonium ion and nitrate ion are examples of biological availablenitrogen.D. Denitrifying bacteria converts atmospheric dinitrogen gas into nitrate ion.E. Nitrification is the process of converting reactive nitrogen into another form ofreactive nitrogen.
Chapter 28 Solutions
BIOLOGY VOL. II
Ch. 28 - Prob. 1UCh. 28 - A cell that can use energy from the sun, and CO2...Ch. 28 - Gram-positive (+) and gram-negative () bacteria...Ch. 28 - Which of the following characteristics is unique...Ch. 28 - The horizontal transfer of DNA using a plasmid is...Ch. 28 - The disease tuberculosis is a. caused by a...Ch. 28 - Prokaryotes participate in the global cycling of...Ch. 28 - Which of the following is typically NOT associated...Ch. 28 - The mechanisms of DNA exchange in prokaryotes...Ch. 28 - The cell wall in both gram-positive and...
Ch. 28 - The three domains of life a. represent variations...Ch. 28 - Ulcers and tooth decay do not appear related, but...Ch. 28 - Bacteria lack independent internal membrane...Ch. 28 - Plants cannot fix nitrogen, yet some plants do NOT...Ch. 28 - If a new form of carbon fixation was discovered...Ch. 28 - Prob. 2SCh. 28 - Use of multiple antibiotics is not a bad idea if...Ch. 28 - Soil-based nitrogen-fixing bacteria appear to be...
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- An infectious dose of several million cells in enteric infections seems like a lot. a. In terms of the size and abundance of microbes, could you see a cluster containing that many cells with the naked eye? b. About how long would it take an average bacterial species to reach the infectious dose of a million cells starting from a single cell? c. Why do enteric diseases require a relatively higher infectious dose than nonenteric diseases? d. Explain why antimicrobic therapy used on gram-negative bacterial infections could actually lead to illness rather than cure itarrow_forwardAflatoxins, the naturally occurring mycotoxins produced by molds cause DNA mutation by acting as a. acylating agents b. deaminating agents c. intercalating agents d. none of the abovearrow_forward1. Some bacteria have the ability to survive heat, lack of moisture, cold or acidic conditions by Forming: a. Parasites b. Vegetative states c. Colonies d. Spores 2. The primary responsibility of food establishment managers in pest control is to ensure: a. Pesticides are applied safely. b. The parking area is kept free of lifter. c. Good sanitation that will eliminate food, water, and harbourage areas. d. The pest control operator they use employs integrated pest management. 3. What are the proper steps in manual and mechanical dishwashing operations after pre- flushing? a. Wash, rinse, sanitize, and air-dry. b. Wash, rinse, sanitize, and towel dry c. Rinse, wash, sanitize, and towel dry. d. Rinse, wash, sanitize, and air dry.arrow_forward
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