What are the health effects of the following pollutants? a) Carbon monoxide b) Airborne particles c) Ultrafine particles d) Bioaerosols
Q: Regarding nitrogen fixation, are the following statements True or False? a) Atmospheric nitrogen…
A: Earth's atmosphere is made up of a mixture of gases and water vapor. Major gases present are…
Q: Which of these are known to host chemosynthetic communities? a) Hydrothermal vent O b) Hydrocarbon…
A: The food chain in our ecosystem depends on the primary producers as they are capable of harvesting…
Q: What is wrong with the following statements: (a) "OK, we'll do an audit program, but we can't…
A: There are different statements regarding to various conditions and there are some flaws in each…
Q: What is lithotrophy? A) O the breakdown of molecules using light energy B) O the oxidation of…
A: A lithotroph is an organism that uses inorganic substrates as a source of electron donors to drive…
Q: Why is ionizing radiation more effective than UV radiation forsterilization of food products?
A: Ionizing radiations are the radiations that are released by the atoms that travels in the form of…
Q: Clay may be categorized as: Group of answer choices a) A size fraction of the soil. b) A Textural…
A: Clay is a part of the soil that is used to grow crops. It may or may not be present on the topsoil.
Q: What are the events leading to the 2014 Elk River Chemical Spill?
A: The 2014 Elk river chemical spill ocurred due to the faulty storage tank that leaked 10,000 gallons…
Q: The greastes effect that hmans have on the carbon cycle derives from A) the production of methane…
A: There are resources in nature that occur without any interference or action of humankind, such…
Q: all toxic materials subject to biological magnification? What are the requirements for magnification…
A: Biological magnification is the process by which certain substances become more concentrated as they…
Q: What are the common three most important environmental considerations for the production,…
A: As the human population grows, so does the influence of humans on the environment. Humans frequently…
Q: Photosynthetic organisms were present when Earth was primarily anoxic. Why was the appearance of…
A: Photosynthesis can be termed as the process associated with the production of energy with the help…
Q: Which is true regarding bacterial and archaea species that use nitrogen and sulfur compounds in…
A: Microbes primarily bacteria utilize nitrogen or sulfur compounds as part of their metabolic activity…
Q: Question 15 Which of the following agents used for routine hand hygiene in health care settings is…
A: Hand hygiene is also known as hand washing is the act of cleaning hands to clean dirt, soil, and…
Q: fertilizers
A: In various regions with distinct geographic characteristics, fertilizers containing zinc have been…
Q: BOD correlates to A) O the amount of organic material in water B) O the level of photosynthetic…
A: Biological Oxygen Demand (BOD) represents the amount of oxygen consumed by bacteria and other…
Q: Which statement among A-C is false regardıng photoheterötrophs. A) O they can convert sunlight to…
A: Answer: PHOTOHETEROTROPHS = These are heterotrophic phototrophs which uses light as source of…
Q: -For each item listed below, select a sterilant that you feel is the most suitable and effective for…
A: A growth medium is intended to promote the growth of a variety of microorganisms or cells by the…
Q: Artificial photosynthesis is being researched to provide: a)Plastic shrubbery b)Synthetic fuel…
A: Artificial photosynthesis is a chemical process which mimics the natural process of photosynthesis…
Q: Which of these statements is/are TRUE? A) In general, species that can grow at higher temperatures…
A: Microorganisms or microbes are microscopic organisms that exist as unicellular, multicellular, or…
Q: Which of the following formulas are correct regarding productivity? (recall, GPP gross primary…
A: Gross primary productivity It is the total amount of carbon compounds produced by a plant in an…
Q: the change in kinetic parameters caused by a competitive inhibitor is ? a) a decrease in apparent…
A: The enzymatic reaction that involves interaction between substrate and enzyme is measure in various…
Q: 32) A) To improve human health with the help of living organisms such as bacteria B) To clean up…
A: Bioremediation is of 3 types Microbial bioremediation ( use of bacteria, algae, fungi etc.)…
Q: Chloroplasts most likely originated from which of these independent organisms? a) Cyanobacteria b)…
A: Plant cells contain numerous structures that are not found in eukaryotes. In particular,…
Q: Define the following terms: a. obligate anaerobe b. aerotolerant anaerobe c. facultative anaerobe d.…
A: The organisms can be classified on the basis of their mode of respiration as aerobic, anaerobic,…
What are the health effects of the following pollutants? a) Carbon monoxide b) Airborne particles c) Ultrafine particles d) Bioaerosols |
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- Which technique is preferred in the separation of fatty acyl methyl esters from a mixture?a) Gas-liquid chromatographyb) Absorption chromatographyc) TLCd) Centrifugation1.) a.Name two biological processes involved in rapid carbon exchange: b.Name two geologic processes involved in long-term carbon exchange:What conclusions can be drawn from the 2014 Elk River Chemical Spill?
- Name the agents that carry any kind of pollution.What are the possible solutions to fracking?1) If we put a photosynthetic organism in a closed, sealed environment and shine a light on it, we observe that the CO2 and O2 levels in the container reach constant levels. a) Explain why this would occur. b) What factor/value would you expect to be the primary determinant of this value?
- Organic forms of nitrogen are converted to inorganic forms via what process? a)photosynthesis b)consumption c)nitrogen fixation d)decompositionName the plastic used in each a.) ______ is tricky to use with packaging because it leaves toxic residues that must be disposed of. b.) ____ is used for IV bags.What does photochemical smog pollution not contain?
- Biofuels offer an attractive alternative to fuel, but there are concerns about the resources and logistics of producing mass amounts of corn. Which organism is being considered as an alternative source of biofuel? A) cyanobacteria B) Escherichia coli C) yeast D) algaeWhich process conserves energy that would otherwise have been wasted and lost to the environment by recirculating warm air or water to heat a building or a water heater ? A) cogeneration B) combustion recovery C) electrostatic scrubber D) synergistic interactionIn New York, farmers typically have a 3 year crop rotation of corn – soybeans – green manure. A) explain one reason crop rotation is important in farming B) explain what green manure is and why a grower would use it as part of their rotation schedule