Define Non-biodegradable-

Q: Name the pollutants which are degradable.

A: Pollutants are considered as undesirable changes in physical, chemical or biological characteristics…

Q: By increase in which atmospheric concentration acid rain is caused?

A: Acid rain is the precipitation whose pH is in the highly acidic range i.e. below 5. For normal…

Q: structured and unstructured model of microbial growth.

A: Microbial growth refers to an increase in the number of cells rather than an increase in cell size.…

Q: Explain with examples: macronutrients, micronutrients, beneficial nutrients,toxic elements and…

A: A nutrient is an element used by an organism to survive, grow, and reproduce. The requirement for…

Q: Describe the sources and name examples of hazardousmaterials in the environment.

A: Hazards are regarded as the adverse activities that occur in the ecosystem. Human events or natural…

Q: All microorganisms require A) carbon, iron, and sodium. B) phosphorus, aluminum, and sodium. C)…

A: Microorganisms or microbes are microscopic organisms that exist as unicellular, multicellular, or…

Q: Distinguish between Litter and detritus.

A: Soil is a complex ecosystem that supports interaction between various geologic, chemical, and…

Q: Basic nutritional requirments for growth bacteria А. Water. Carbon source/cellular energy(ATP).…

A: Bacteria and other cellular organisms require some essential micro and macronutrients for their…

Q: discuss in detail the process of water purification.

A: Asked: Process of water purification

Q: List and explain three key roles of microorganisms

A: Unicellular prokaryotic organisms containing primitive nucleus that can survive under all kind of…

Q: Describe a fermentor and explain how it is scaled up for industrial use.

A: The fermentation is a biochemical process in which nutrients are converted into a useful product by…

Q: Give examples of mesophilic and thermophilic spore formers of concern in the food industry.

A: One of the main concern of the food industry is the microbial contamination.

Q: Describe nitrogen fi xation, ammonifi cation, nitrifi cation, and denitrifi cation and how microbes…

A: The process of reduction of molecular nitrogen into ammonia is called nitrogen fixation. It can…

Q: The form of nitrogen that is most usable in plants is:(a) Nitrate(b) Nitrite(c) Molecular…

A: Nitrogen gas makes up 80% of the air but this cannot be used directly by the organisms. This is…

Q: (ii) Which one of the following is non- biodegradable?

A:

Q: Expalin in detail the one use and one potential environmental risk of sludge usage.

A: The primary treatment of wastewater is the first stage of the treatment process. In this process,…

Q: Describe the possible effects of acid deposition; On lakes On oceans On soil On plant life

A: When the chemical reactions occur due to the absorption of carbon dioxide and results in the reduced…

Q: Which of the following pairs of words are most clearly opposites? a. biodegradable, recalcitrant b.…

A: Answer is a.) biodegradable ,recalcitrant.

Q: Describe the importance of a microorganism’s requirements for temperature, O2 , pH, and water…

A: Microorganisms are small/ microscopic organisms which cannot be seen by naked eyes, some are…

Q: Explain the pH

A: PH is generally the way to determine of acidity and alkalinity of a solution that is a number on a…

Q: Describe several physical and chemical requirements for microbial growth, and explain what factors…

A: Physical requirements for microbial growth: Temperature: For pyscrophilic organisms = around 00…

Q: What is the importance of regular solid waste collection from the point of view of environmental…

A: The garbage or sludge that is left after the wastewater treatment plant is called solid waste. It is…

Q: (a) Distinguish between biofilms and microbial mats and describe their relative significance.

A: Microorganisms are organisms that can be visible only through a microscope. It can be either fungi,…

Q: Choose the letter/s that applies: Among the following, which can be used as crop or plant…

A: Fertilizers can be described or defined as any natural and or synthetic materials applied to the…

Q: water sanitation.

A: Water sanitation is defined as the process of cleaning and purifying water so it is safe for use.…

Q: Water pollutants includes..

A: Answer is option c.)Pathogens,chemicals and metals

Q: xplain what can be done upon exposure to a biothreat.

A: Bioterrorism or biological warfare involves intentionally exposing population to biologically…

Q: Differentiate between organic and inorganic nutrients.

A: To run our body we need nutrition. Nutrition is the process of metabolism of nutrients to provide us…

Q: provide one example each of positive and negative microbial interactions that are present in the…

A: Microbial interactions are significant for an effective establishment and upkeep of a microbial…

Q: The use of salt and sugar in preserving various types of foods is an application of which of the…

A: Food can be preserved for a long duration for consumption at later stages. Techniques used in food…

Q: Discuss the environmental consequences of biomaterials compared to non-biomaterials.

A: A biomaterial is a substance that has been developed to interact with biological systems for…

Q: Explain how the composition of a food item helps determine the kind of microbial growth that might…

A: The term "microbial growth" is defined as the growth of a population (or a rise in the number of…

Q: What serves as a long-term Storage area for water or nutrients

A: The areas of Earth where life is present are referred to as the biosphere. The biosphere encompasses…

Q: Explain some Nutritional Categories of Microbes by Energy and Carbon Source with an example.

A: Microbes are organisms with small body sizes.

Q: Correlate changes in nutrient concentrations in natural environments with the five phases of a…

A: Microbiology is the branch of biology that deals with study of organisms that are too small to be…

Q: Distinguish macroelements (macronutrients) from micronutrients (trace elements), list examples of…

A: Food is the primary source of energy for all organisms. Without proper food and nutrition, an…

Q: The basic nutritional requirements of microorganisms are an energy or carbon source,an available…

A: Microorganisms are classified based on the source, chemical form, and type of essential elements…

Q: Discuss the use and over-utilization of surface and ground water.

A: Surface water and ground water  Surface water is the residue of snow that is melted or…

Q: List four biological processes on which water is an indispensable component.

A: Water is essential for life. The most abundant substance of the living cell is water. It accounts…

Q: Discuss and explain deamination and repair

A: Repair of deamination product is done by base exision repair. Enzymes like DNA glycosylase, AP…