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: Organisms which synthesise their own food are called: A) autotrophs B) heterotrophs C) auxotrophs D)…
A: An autotroph is a living being that can create its own food utilizing light, water, carbon dioxide,…
Q: The autotrophic mode of nutrition requires:a) Chlorophyllb) Sunlightc) Carbon – dioxide &…
A: Organisms need food for their growth and survival. There are 3 modes of nutrition- autotrophic…
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: Explain the Alkali reserve ?
A: Alkali reserve is represented by Plasma bicarbonate . Bicarbonate concentration is significantly…
Q: What is the mechanisms by which most pesticides act on organisms?
A: Pesticides are mixture of substances intended for preventing, destroying, or controlling any pest,…
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: What a scrubber in the exhaust of chemical industrial plant removes?
A: Pollution is the introduction of contaminants into the natural environment that cause adverse…
Q: Why photochemical oxidants are usually more prevalent in large, sunny urban areas with heavy…
A: The phytochemical oxidants are the NO2, ozone, and peroxyacyl (PAN) nitrates, which are known to…
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: Give a general definition of industrial air pollution?
A: Pollution is the presentation of contaminants into the common habitat that cause unfriendly change.…
Q: of the following organisms, which one can counteract the overload of CO2 in the atmosphere? choose…
A: Answer of the question given below...
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: Atmospheric nitrogen can be useda) directly by all living organisms.b) only by aerobic bacteria.c)…
A: Nitrogen is a key macronutrient across all organisms. It is the primary component of the nucleic…
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: How would green manure and soil microorganisms work together in enhancing soil fertility and crop…
A: Green manure crops are advantageous to the soil and future crops. They are grown for the benefits…
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: Discuss the following A) Importance of ozone B) The harmful of ultraviolet radiation C) ozone…
A: Ozone in the Earth's stratosphere is created by ultraviolet light striking ordinary oxygen molecules…
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: 16. Photosynthetic organisms use energy from the sun to reduce A) formaldehyde; ethanol B) CO2;…
A: Photosynthesis is the process by which plants make their own food. In this process, they convert…
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: What is the fundamental principal of biological air pollution control ?
A: Air pollution is a serious health and environment problem. It refers to the contamination of air,…
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: The following four chemicals commonly found in defined growth media contain all of the necessary…
A: The atomic macronutrients are required in higher quantities than the micronutrients. They are…
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,…
Q: 42. Which of the following chemicals is a persistent organic pollutant, was first used on a wide…
A: A pollutant is a material that is present at levels that are harmful to organisms (people, plants,…
Q: (ii)Briefly discuss the ethical and legal implications of disposing of industrial waste in this…
A: Untreated industrial wastes are very hazardous and pollute the environment. Various abatement…
Q: Why are cans of food put into a steam retort?
A: Certain foods are preserved by a technique called canning in which they food are placed in air-tight…
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What are the health effects of the following pollutants? a) Carbon monoxide b) Airborne particles c) Ultrafine particles d) Bioaerosols |
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