Explain why most microorganisms are present in the upper layers ofthe soil.

Q: What are the four most important chemical nutrients for microbial growth? O Carbon, copper,…

A: Microbial growth refers to the growth of a population, not to an increase in the size of the…

Q: Write T on the blank provided if the statement is correct. If it is false, underline and replace…

A: The science of all living creatures that are too tiny to be seen with the human eye is known as…

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: hat is soil microbiology? Why is it important to study soil microbiology?

A: According to guidelines we have to answer the first question only. so please kindly post the…

Q: Describe the different ecological niches occupied by microbes in soil and how microbes have evolved…

A: An ecological niche is defined as the position in the ecosystem that is occupied by a species. It…

Q: In the upper portions of the soil, which organism would you expect to have the least number? A.…

A: Answers ; The organisms that is least in number in the upper portion of the soil is  The correct…

Q: Name the pollutants that cannot be broken down to simple and harmless products.

A: The pollutants are generally broken down by the process of bioremediation or consumed by the use of…

Q: Describe why a microbial mat has green, reddish-pink, and black layers.

A: Microbiology is the branch of science that deals with the study of microorganisms that are too small…

Q: llustrate the microbial growth curve and label completely Identify what part of the curve where the…

A: Bacteria are single-celled organisms. They multiply through simple cell division, and their…

Q: organic component of soil formed by the decomposition of leaves and other plant material by soil…

A: The outer loose layer surrounding Earth is known as soil. Soil is a mixture of different compounds.…

Q: The conversion of ammonia to nitrate, known as _______________, is a two-step process performed by…

A: Nitrogen cycling is a biogeochemical cycle that converts atmospheric dinitrogen molecules into…

Q: Observe the carbon and nitrogen cycles and explain those places inthe cycles where interactions in…

A: Biofilms are complex communities of microorganisms attached to surfaces or associated with…

Q: Which step of wastewater treatment removes most of the BOD?

A: Wastewater (sewage) is polluted water which includes all harmful liquid, solid or gaseous substances…

Q: Discuss biofilms with regard to their formation, unique properties, and significance to the…

A: Biofilms as the name suggests are films of living organisms ( microbes ). They are highly…

Q: Growth of microbes in a solid media is identified by the formation of? a) Pellicle at the top of…

A: A culture medium or growth medium is may be liquid, solid, or semi-solid designed to promote growth…

Q: Why are some microbial habitats unsuitable forplant and animal life?

A: Habitat is a natural environment occupied by all living organisms for the purpose of utilizing…

Q: The rate of decomposition of detritus is affected by the abiotic factors like availability of…

A: Decomposition is usually defined as the way that the process of breaking down the trash into simpler…

Q: Are the biofilms in the soil distinctive base on what the soil is growing or all are biofilm all…

A: A biofilm is an assemblage of microorganisms irreversibly attached to inert or living surfaces.…

Q: How are microbes usedin the bioremediation of contaminated groundwatersites and What is the…

A: We know that due to excessive human activities our natural resource like water is getting…

Q: You are responsible for the bioremediation of soil contaminated by jet fuel. Your coworker suggests…

A: Bioremediation can be defined as the branch of biotechnology which deals with the removal of…

Q: . Which one of these soils would have a higher infiltration rate?

A: Soil is formed by the fragmentation and erosion of rocks by weathering, the action of rain-water,…

Q: Which of the following diseases is/are associated with "Biofilms'

A: Biofilm can be defined as a polymer encased community of microbes(bacteria) that accumulates at a…

Q: of biodegradation of organic contaminants. I

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: Why is the rate of decomposition affected by abiotic factors such as pH of the soil,availability of…

A: The decomposition of detritus or dead remains of plants and animals is carried out by number of…

Q: About Introduction to Hydroponic Agriculture Define the following: Substrate Cladding Material…

A: Hydroponic agriculture is an innovative farming technique that skips the use of soil and instead,…

Q: factors affecting the activities of soil microorganisms?

A: The complex microbial habitats with some niches and numerous microenvironments are called soil. The…

Q: If you are a farmer and want to increase plant growth without adding artificial fertilizers to yo…

A: The essential  elements are very much important for life, without them functioning of the organism…

Q: Explain an example which describe that microorganisms are the main forces that drive the structure…

A: Microorganisms are the small, microscopic organisms. These include bacteria, fungi, algae, protists…

Q: What is the importance of vermicompost application in the improvement of acid soils?

A: Acidic soils can be defined as it is "sour" and acidity is the characteristic of soils that have a…

Q: What factors govern the extent and type of microbial activityin soils?

A: The soil is defined as unconsolidated mineral or organic material present in the earth’s immediate…

Q: Explain How can we reduce solid waste through biodegradation?

A: There are various types of wastes generated such as liquid (petroleum products, grease), solid…

Q: Bacteria that grew in the bottom of nutrient broth tube is: a. Anaerobic A b. Flocculent C. Pellicle…

A: In the laboratories, culture is an in vitro procedure for growing or cultivating bacteria or just…

Q: Expain the species of soil bacterium ?

A: There are majorly three types of soil bacteria. These bacteria have the ability to fix nitrogen…

Q: What appears to have been the limiting factor for microbial growth and activity in soil?

A: Soil micro-organisms are a very crucial part of the soil. They have several roles to play:…

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: Explain the formation of biofilm.

A: Certain microorganisms are capable of producing extracellular polymers that forms a matrix to which…

Q: What unique stresses does a microorganism on a leaf contend with that a microbe in the soil does…

A: The growth of microbial colonies like bacteria, fungi, etc., requires an appropriate culture medium…

Q: Provide 3 reasons why soil is an excellent source for microbes especially potential antibiotic…

A: Soil is a layer of material present on the surface of the earth in which plants grow. It consists of…

Q: Process where waste materials are digested by microorganisms is called Which term is appropriate for…

A: Microorganisms are the small organism which can be seen by naked eyes and cause diseases. Not all…

Q: Describe several ways in which microorganisms are important inthe food and agricultural industries.

A: The organisms that are known to exist as single-celled are more precisely known as micrograms or…

Q: The addition of ammonium caused heavy phytoplanktongrowth in the cultures, but the addition of…

A: . The phytoplanktons occupy the position of the primary producer in an ecosystem. It is autotrophic,…

Q: List the microbial genera that are easily cultured from soil

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Terrestrial Ecosystem

An ecosystem is a collection of interconnected communities. It includes both living and non-living elements of specific strata. The terrestrial ecosystem is solely related to the ecosystem present on the land and covers 25 to 30% of the total earth’s surface area.