Biology 2e
2nd Edition
ISBN: 9781947172517
Author: Matthew Douglas, Jung Choi, Mary Ann Clark
Publisher: OpenStax
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Textbook Question
Chapter 22, Problem 38CTQ
Imagine a region of soil became contaminated, killing bacteria that decompose dead plants and animals. How would this effect the carbon cycle in the area? Be specific in stating where carbon would accumulate in the cycle.
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Imagine a region of soil became contaminated, killing bacteria that decompose dead plants and animals. How would this effect the carbon cycle in the area? Be specific in stating where carbon would accumulate in the cycle.
Which term describes a major reservoir of carbon compounds?
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carbon pump
carbon dam
carbon sink
solar dam
Illustrate one biogeochemical cycle where you are one of the components and write a short explanation tosupport your figure.
Chapter 22 Solutions
Biology 2e
Ch. 22 - Figure 22.8 Compared to free-floating bacteria,...Ch. 22 - Figure 22.16 Which of the following statements is...Ch. 22 - Figure 22.19 Which of the following statements...Ch. 22 - The first forms of life on Earth were thought to...Ch. 22 - Microbial mats. are the earliest forms of life on...Ch. 22 - The first organisms that oxygenated the atmosphere...Ch. 22 - Halophiles are organisms that require a salt...Ch. 22 - Many of the first prokaryotes to be cultured in a...Ch. 22 - The presence of a membrane-enclosed nucleus is a...Ch. 22 - Which of the following consist of prokaryotic...
Ch. 22 - The cell wall is ___________ . interior to the...Ch. 22 - Organisms most likely to be found in extreme...Ch. 22 - Prokaryotes stain as Gram-positive or Gramnegative...Ch. 22 - Pseudopeptidoglycan is a characteristic of the...Ch. 22 - The lipopolysaccharide layer (LPS) is a...Ch. 22 - Which of the following elements is not a...Ch. 22 - Prokaryotes that obtain their energy from chemical...Ch. 22 - Ammonification is the process by which. ammonia is...Ch. 22 - Plants use carbon dioxide from the air and are...Ch. 22 - Cyanobacteria harness energy from the sun through...Ch. 22 - A disease that is constantly present in a...Ch. 22 - Which of the statements about biofilms is...Ch. 22 - Which of these statements is true? An antibiotic...Ch. 22 - A person in England arrives at a medical clinic...Ch. 22 - MRSA has emerged as a serious infectious disease,...Ch. 22 - Which of these occurs through symbiotic nitrogen...Ch. 22 - Synthetic compounds found in an organism but not...Ch. 22 - Bioremediation includes. the use of prokaryotes...Ch. 22 - In addition to providing yogurt with its unique...Ch. 22 - Describe briefly how you would detect the presence...Ch. 22 - Why do scientists believe that the first organisms...Ch. 22 - A new bacterial species is discovered and...Ch. 22 - Mention three differences between bacteria and...Ch. 22 - Explain the statement that both types, bacteria...Ch. 22 - A scientist isolates a new species of prokaryote...Ch. 22 - Think about the conditions (temperature, light,...Ch. 22 - Farmers continually rotate the crops grown in...Ch. 22 - Imagine a region of soil became contaminated,...Ch. 22 - Explain the reason why the imprudent and excessive...Ch. 22 - Researchers have discovered that washing spinach...Ch. 22 - Your friend believes that prokaryotes are always...Ch. 22 - Many people use antimicrobial soap to kill...
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- Explain how the carbon cycle is related to energy flow in ecosystems. SIMPLE EXPLANATION IF POSSIBLE.arrow_forwardUse a well annotatedschematic diagram to explain the carbon cycle. In each case indicate which micro-organisms areresponsible for the respective reactions.arrow_forwardIn many areas, forests are burnt to clear land for agriculture. Explain how this method of deforestation would alter the carbon cycle.arrow_forward
- The biogas used for cooking is a mixture of ___?arrow_forwardWrite the chemical nature of biogas. Name one organism which produces biogas.arrow_forwardUse the information and diagram to answer the following question. The diagram shows part of the carbon cycle. image If many trees are removed from a forest by logging, what is the MOST immediate effect on the carbon cycle in that forest? A. increased rate of decomposition B. decreased use of atmospheric carbon dioxide C. increased production of organic compounds D. decreased combustion of fossil fuelsarrow_forward
- Which two biogeochemical cycles directly depend on photosynthesis for part of the recycling process.arrow_forwardChoose one of the biogeochemical cycles. Briefly discuss one of the potential effects in the living system if there will be disruptions in one of the cycle pathways.arrow_forwardMake a diagram showing the interconnection between carbon and nitrogen cycle. Indicate possible microorganisms (scientific name) involved in each process.arrow_forward
- Use the information to answer the following question. Animals need nitrates (NO2) to make protein. Nitrogen (N2) is found in the air, but not in a form that animals can use. Through the nitrogen cycle, nitrogen in the atmosphere is converted to nitrates. Which of these functions of bacteria in the nitrogen cycle most directly affects plants and animals in the food chain? A.Bacteria are important because they produce the nitrates that animals need. B.Bacteria are important because they transform nitrogen into nitrates that animals need. C.Bacteria are important because they allow plant roots to absorb nitrates from the air. D.Bacteria are important because they break down plant matter that competes with living plants for nitrates.arrow_forwardUse the information and diagram to answer the following question. Animals need nitrates (NO2) to make proteins. Nitrogen (N2) is found in the air but is not in a form that animals can use. Through the nitrogen cycle, nitrogen from the atmosphere becomes nitrates. image Which of these functions of bacteria in the nitrogen cycle MOST directly impacts plants and animals in the food chain? A. Bacteria are important because they make nitrates that animals need. B. Bacteria are important because they change nitrogen into nitrates that animals need. C. Bacteria are important because they allow plant roots to absorb nitrates from the air. D. Bacteria are important because they decompose plant matter that competes with living plants for nitrates.arrow_forwardWhy a medium of a biofilter should have a high content of inorganic nutrients?arrow_forward
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