Biology
5th Edition
ISBN: 9781260487947
Author: BROOKER
Publisher: MCG
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Chapter 38, Problem 9TY
Summary Introduction
Introduction: Rhizobia are common nitrogen fixation bacteria located in the root nodules of certain leguminous plants. The bacteria help in fixing nitrogen in case of leguminous plants such as peanuts and beans.
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Chapter 38 Solutions
Biology
Ch. 38.1 - Prob. 1CCCh. 38.1 - Prob. 2CCCh. 38.2 - Prob. 1CCCh. 38.2 - How might soil crusts influence the ecology and...Ch. 38.2 - Prob. 3CCCh. 38.2 - Prob. 1EQCh. 38.2 - Prob. 2EQCh. 38.3 - Prob. 1CSCh. 38.3 - Prob. 2CSCh. 38 - Which of the following substances can limit plant...
Ch. 38 - In what form do plants take up most soil minerals?...Ch. 38 - Prob. 3TYCh. 38 - Soil organic matter provides the benefit of a....Ch. 38 - Prob. 5TYCh. 38 - Which property is not characteristic of clay-rich...Ch. 38 - Prob. 7TYCh. 38 - Prob. 8TYCh. 38 - Prob. 9TYCh. 38 - Which plant uses a passive trap to obtain animal...Ch. 38 - Prob. 1CQCh. 38 - Prob. 2CQCh. 38 - Prob. 3CQCh. 38 - Prob. 1COQCh. 38 - Prob. 2COQ
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- Which of the following is considered essential for germination? Select one: a. Abscisin b. Cytokinin c. Gibberellins d. Auxinarrow_forwardWhich of the following is one of thecommercial products obtained fromGelidium and Gracilaria and are used to grow microbes and in preparations of icecreams and jellies?A. Agar B. ChlorellaC. Spirullina D. Gymnospermsarrow_forwardHow do plants acquire carbon to build carbohydrates and lignin? Select one: O a. Through the stomata from the atmosphere O b. Through the roots, dissolved in soil water c. Through the root symbiosis with mycorrhizae O d. Through the root symbiosis with Rhizobia e. From the organic matter in the soilarrow_forward
- Which of the following best describes evidence of a hypersensitive response? Select one: a. The bending of the coleoptile towards light. b. The growth of roots down and shoots up. c. When cells around an infection site die, depriving the pathogen of nutrients and preventing it from spreading. d. When plants elongate in response to being shaded. e. When stomata close despite plenty of CO 2 and water.arrow_forwardWhich of the following is NOT an adaptation to a high saline environment? a. Secretion of salts b. Lowering of root water potential c. Exclusion of salt d. Production of pneumatophoresarrow_forwardThe structure of the C4 leaf shows a. how mesophyll cells hug the epidermis of the leaf. hug the bundle sheath cells. b. C. they are spikey. how there are stomata on the underside of the leaf. they store water. TOU O b Oc O e darrow_forward
- Determine the collective true-false status of the statements using the choices below. I. Unlike a bulb, a corm is solid rather than layered, and it has nodes.; II. Potato has a modified stem known as tubers.; III. Turmeric and gingers have rhizomes.; IV. Stem tubers do have a basal plate. None of the statements is true. All statements are true. Only three (3) statements are true. Only two (2) statements are true. Only one (1) statement is true.arrow_forwardIn a practice known as crop rotation, farmers alternate a crop of legumes (plants like beans, whose roots bear nodules containing Rhizobium) with a crop of non- legumes. What is the benefit of this practice?arrow_forwardWhat is the function of the sori found on the underside of the fern fronds a. Gas exchange b. Preventing excessive water loss - c. They contains the spores d. They aid in ph otosynthesis Sori have no known function 名) é.arrow_forward
- Howare C4 plants and CAM (crassulacean acid metabolism) plants similar?a.They both open their stomata at night.b.They both initially fix carbon into a four carbon molecule.c.They both use more water to fix carbon into an organic compound than C3plants.d.They both have bundle sheath cells.e.Both carbon fixation and PGA production occurs in mesophyll cells.arrow_forwardRoot cells exhibit positive gravitropism with the help ofa. auxin in the root cells.b. amyloplasts in root cells.c. exposure to sunlight.d. a nearby substrate.arrow_forwardYou are trying to get some seeds started by soaking them in water. A few of the seeds are not taking in water or germinating- you suspect that their seed coat has excessive amounts of the hormone, that is keeping them from germinating. Select one: O A. В. C. D. O E. O F. G. O H. OI. J. O K. OL. O M. N. O. O P. R.arrow_forward
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