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: 16. Which of the following can be briefly described in the phrase, "The niches of two species cannot…

A: An animal niche' is its biological job which is characterized by the full arrangement of conditions,…

Q: lo log 1 What was the impact of overfishing on the community of fishers? What was the impact of…

A: "Since you have asked multiple question, we will solve the first question for you. if you want any…

Q: Should we mount a massive effort to restore ecosystems that we have degraded even though this will…

A: Ecosystems are dynamic structures that evolve with time. Natural disasters like fires, floods, and…

Q: True or False: Different populations are composed of different species of organisms.

A: Since you have asked multiple questions , we will solve the first question for you. If you want any…

Q: 5. Biodiversity is thought to be increased by all of the following symbiotic relationships except:…

A: Biodiversity refers to number of species  present in a given environment.

Q: Which of the following describes the perspective of environmental determinism? A twentieth-century…

A: Environmental determinism tells us that the environment conditions around us determines how our…

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: Which of the following is a disadvantage of aquaculture expansion?

A: Aqua culture is the term used to define the growth and cultivation of fishes. Along with advantages…

Q: 4. A student measured some abiotic factors present in an aquarium in a biology laboratory. Which…

A: Environment refers to the sum of all living and non-living organisms or elements that is present in…

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: . In the table below, list six abiotic factors that impact the distribution and abundance of…

A: Abiotic factor Impacts on terrestrial ecosystems Sunlight Sunlight is necessary for plants to…

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. Place a circle around the producer. 2. Place a triangle around the primary consumer. 3. Place a…

A: Bartleby doesn't allow re using the images, so the answer is written in a text format. Primary…

Q: Why are phytoplankton commonly referred to as primary producers? O A. They are decomposers that…

A: Phyoplanktons are the organism that are present on the surface of the ocean / ponds. Example :-…

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: 3. A recent study aimed to understand resistance and resilience of winter-active chironomids (lake…

A: Chironomids It belongs to Chironomidaea family, which is a family of nematoceran flies. These flies…

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

A: Competitive exclusion principle of two species.

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: This diagram shows a small part of a food web. Notice that the food web contains multiple food…

A: A consumer-resource system of the food chain is an important aspect to maintain the balance of our…

Q: 2. In the table below, please list the four levels of ecological organization (or ecological study),…

A: Description of level of organization.

Q: flower gathering nectar. 2. Green algae grow on the backs of spider cra in shallow water,…

A: Ans- Relationships 1,2 and 4 are examples of mutualism, Relationship 3 is an example of parasitism.…

Q: Are there any medicines humans have used in the past,that we no longer can, due to loss of…

A: Traditional medicine is the term which we use to refer both systems such as Indian ayurbeda,Arabic…

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.