Gen Combo Ll Biology; Connect W/learnsmart Labs Access Card
4th Edition
ISBN: 9781259853197
Author: Robert Brooker
Publisher: MCGRAW-HILL HIGHER EDUCATION
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Chapter 37, Problem 8TY
Summary Introduction
Introduction: Plants are incapable of using nitrogen that is readily available in the atmosphere. Plants form a symbiotic association with the organisms that are living in their roots to uptake nitrogen from the soil. In most cases, mycorrhizal associations are formed with the plants.
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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.
.further break down the
nutrients left behind by
scavengers.
A. Cyanobacteria
B. Proteus
C. Fusarium
D. Penicillium notatum
What organisms are in symbiotic relationships with plants and assist in obtaining nitrogen?
Select one or more:
O a. Statoliths
b. Mycorrhizal Fungi
c. Plasmodesmata
d. Nitrogen Fixing Bacteria
e. Gut Microbiota
Chapter 37 Solutions
Gen Combo Ll Biology; Connect W/learnsmart Labs Access Card
Ch. 37.1 - Prob. 1BCCh. 37.1 - Prob. 1CCCh. 37.1 - Prob. 2CCCh. 37.2 - Prob. 1BCCh. 37.2 - Prob. 1CCCh. 37.2 - How might soil crusts influence the ecology and...Ch. 37.2 - Prob. 3CCCh. 37.2 - Prob. 1EQCh. 37.2 - Prob. 2EQCh. 37.3 - Prob. 1BC
Ch. 37 - Which of the following substances can limit plant...Ch. 37 - In what form do plants take up most soil minerals?...Ch. 37 - Prob. 3TYCh. 37 - Soil organic matter provides the benefit of a....Ch. 37 - Prob. 5TYCh. 37 - Which property is not characteristic of clay-rich...Ch. 37 - Prob. 7TYCh. 37 - Prob. 8TYCh. 37 - Prob. 9TYCh. 37 - Which plant uses a passive trap to obtain animal...Ch. 37 - Prob. 1CQCh. 37 - Prob. 2CQCh. 37 - Prob. 3CQCh. 37 - Prob. 1COQCh. 37 - Prob. 2COQ
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- 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. Bioremediationarrow_forwardWhichof the following is NOT an agent of nitrogen fixation?a.Mycorrhizal fungib.Cyanobacteria (blue-green algae)c.Bacteria associated with legume rootsd.Lightninge.Actinomycete bacteria associated with alder rootsarrow_forwardRhizobium and Azotobacter are examples of nitrogen-fixing soil bacteria that are classified as a. chemolithotrophs. b. chemoorganotrophs. c. photoautotrophs. d. photoheterotrophs.arrow_forward
- A team of scientists study a microorganism that lives in a wetland region. The organism is an obligate anaerobe, and it produces energy using the following reaction: CO2+4H4→CH4+2H2OCO2+4H4→CH4+2H2O In which kingdom does this organism most likely belong? A. Fungi B. Protista C. Archaebacteria D. Eubacteriaarrow_forwardWhich of the following is NOT a unicelled organism? a. amoeba b. bacteria c. paramecium d. fungiarrow_forwardFarmers often spray spores of which bacterial species that make a protein toxic only to some insect larvae? a. Bacillus thuringiensis b. Proteobacteria c. Agrobacterium tumefaciens d. Aspergillus niger e. Verticilliumarrow_forward
- Aflatoxins, 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_forwardRuminants (like cattle) are herbivores but lack the necessary enzymes to digest cellulose from plants. Part of the digestive tract of ruminants contains a microbial community that can break down cellulose. These microbes gain energy from the plant material, and byproducts of their metabolism provide the host with a source of Carbon and energy. What type of symbiosis does this relationship describe?arrow_forwardFill in the table with correct answers.arrow_forward
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