1. With antibiotic resistance rising, researchers are looking for ways to reduce use of these drugs. Some cattle once fed antibiotic-laced food now get probiotic feed that can bolster populations of helpful bacteria in the animal's gut. The idea is that if a large population of beneficial bacteria is in place, then harmful bacteria cannot become established or thrive. Which ecological principle is guid- ing this practice?

Q: PART 2: Systemic Level Effects of Phytoplankton Abundance and Production Read the following article…

A: Solution 2a. Phytoplankton are a species of microalgae that grow on the upper surface of lakes and…

Q: Insects have a slower exponential increase in their population compared with bacteria because: O a.…

A: Exponential increase in the growth means the population is undergoing a rapid rate of reproduction…

Q: How SDG (Sustainable Development Goals) can be related to industrial microbiology? (choose 3 from…

A: Industrial Microbiology This area of biotechnology uses microbial sciences to manufacture industrial…

Q: Pollution of a waterway has decreased the amount of fresh water available to the ecosystem. As a…

A: Factors of ecosystem. The factors or components of an ecosystem interact with each other to sustain…

Q: A scientist is evaluating factors that may influence productivity of algae. He conducts an…

A: The two most critical limiting factors for aquatic production are phosphate (Orthophosphates) and…

Q: Fill in the appropriate type of community interaction: bacteria, living in the human gut, that…

A: In an ecosystem, biological interaction is the phenomenon by which two organisms live together or…

Q: 32. Ecosystems will have a greater chance of being stable over a long period of time if they ha A.…

A: Biodiversity is a term used to depict the huge variation of life on Earth. It very well may be…

Q: 1.What are the types of ecological factors?

A: There are mainly four types of ecological factors.

Q: The diagram shown here illustrates a typical marine food web that can be contaminated with mercury.…

A: When two or more than two food chains interconnect with each other to form a food chain network, it…

Q: Why would it be a bad idea to rely on the self-regulatory processes to restore human caused damage…

A: Humans impact the environment in many ways: overpopulation, pollution, burning fossil fuels, and…

Q: What percent of the Earth is water?  Fresh water? 6.Explain the difference between endemic and…

A: water covers the 71% of the earth's surface and 3% is the total freshwater but 2.5% of freshwater is…

Q: Define the Problem After taking antibiotics for several weeks, a patient develops a severe bacterial…

A: With the advancement of research techniques, the understanding of gut microbiota and its role has…

Q: 1. Billy is stranded on an island. He has unlimited access to water, six chickens, and a few bags of…

A: A. Food web Corn->chicken->egg-> me tropical pyramid me egg chicken  corn

Q: Which of the following is not true about microbial communities?   A. They help herbivorous mammals…

A: Microbial community is made up of millions and billions of bacteria, viruses, and fungi.…

Q: The cyanobacteria in Lake Erie would best be described as .a. decomposersb. tertiary consumersc.…

A: The condition in which there is a rapid increase in the population of algae in the water body; fresh…

Q: 1st picture : Backyard Garden ( bees suck honey from the flowers ) 2nd picture : Drain ( tadpoles…

A: The two main components of nature and abiotic and biotic components. The environment constitutes the…

Q: Which of the following events is NOT a common among microbes in the air?

A: Cellular death due to desiccation is not common among microbes in the atmosphere. Microbes are…

Q: The competitive exclusion of principle states that two species cannot occupy the same niche…

A: Competitive exclusion principle of two species.

Q: Discuss the concept of ecosystem resilience and its importance in the face of climate change.

A: The ability of an ecosystem to withstand and recover from disturbances or changes, including those…

Q: Which statement about the two communities pictured above is true? OCommunity 2 has lower species…

A: Species richness is basically the number of different species present in an ecological community.…

Q: 9.What does it mean to say that pesticides affect non-target species? (Use an example to explain.)…

A: Pesticides are chemical compounds that are meant to control the population of pests in a cultivated…

Q: Photosynthetic organisms produce a lot of NPP on earth. Which of the below statements is true? OA.…

A: Net Primar Productivity is the rate at which autotrophs convert light energy to chemical energy. It…

Q: 3. Potential ways to increase global fo- food supplements for livestock animal A. developing desert…

A: The global food system has a huge impact on the environment, with greenhouse gases, water…

Q: Refer to data from the following graphs and explain why crop rotation has been recommended to…

A: Grain production profitability has long been a source of concern for farmers. Improving yield…

Q: Explain how the concepts of resource partitioning and character displacement are related and…

A: The organisms on the Earth coinhabit inter depending on each other. A bubble of life is formed…

Q: 1.Discuss how the term sustainable development emerged? 2. Discuss Kyoto Protocol (1997) vs. Paris…

A: Global warming is the major environmental issue in which the earth's temperature rises at an…

Q: Can natural assimilation reduce eutrophication? Is there a limit to natural assimilation? Discuss.

A: Natural Assimilation: Natural assimilation refers to the process by which living organisms…

Q: B. Agro-ecology: What arming?

A: Many farmers, especially ones from underdeveloped and developing countries, rely on agriculture for…

Q: 21. Decomposers are critical in the nitrogen and phosphorus cycles because they:   are responsible…

A: Decomposers feed on the dead plant parts to decompose them. Also they make nutrients available for…

Q: 1. what is the importance of Comprehensive Agrarian reform program for the farmers?

A: It is also known as Comprehensive Agrarian Reform Law or CARL. This law is deployed in Phillipines…

Q: 2. In the previous question, there was a description of how the ecosystem of tortoises is affected…

A: Abiotic Factors  Abiotic factors are defined as the non-living factors or the physical factors of…

Q: Which of the following statements DOES NOT describe microbes in an aquatic system?

A: The statement "Bacterial and archaeal species are equally represented in freshwater and marine." is…

Q: 5. Give an example of how an abiotic factor can affect a biotic factor.

A: Biotic factors are living or once-living organisms in the ecosystem. These are obtained from the…

Q: .  How does the law of tolerance affect where populations of organisms live?…

A: The law of tolerance, in ecology, refers to the range of environmental conditions within which an…

Q: 10. If a gardener brings plants from Hawaii to New York- the plants would now be in a new...…

A: The garden took plants front their natural habitat which was Hawaii to new York.

Q: microplastics

A: Marine environments or marine ecosystems contain a high salt content. Marine ecosystems are the most…

Q: Bioconversion is the process of turning atmospheric nitrogen into biologically accessible nitrogen.…

A: Bioconversion is the process of transformation of organic materials such as plant or animal waste…

Q: Some species of which of the below kinds of organisms are employed as biopesticides? 2. Fungi 3.…

A: The correct option is A -  Bacteria only

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.