Q: Are there any examples where restoration of an ecosystem has been successful in the past?
A: Yes, there are examples where restoration of an ecosystem has been successful in the past. Passive…
Q: What is a keystone species? Describe an example.
A: Introduction An ecosystem deals with both biotic and abiotic factors and their interaction with…
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: What is Biofortification?
A: Many factors are required for proper plant growth and maintenance. The nutrients that are essential…
Q: How can the loss of biodiversity be prevented?
A: Answer: Introduction: Biodiversity means the entire plant species, animal species, and ecosystems in…
Q: What are three ways in which humans act as keystone species in ecological communities?
A: Hi dear, here's your answer.can you please give me an upvote which helps to me. An species…
Q: What kinds of damage do non-native species cause?
A: Non-Native Species causes changes in the ecosystem's to which they are introduced : These changes…
Q: What is the main reason for continous decrease of wildlife?
A: Wildlife refers to all the populations of animals that are not domesticated. It includes all…
Q: Describe about a keystone species role in its ecosystem and why it is considered a keystone species.…
A: A community is defined as a group of organisms that lives in a defined area. This includes living…
Q: What is a biodiversity hotspot?
A: Biodiversity indicates the richness of flora and fauna that exist in a particular environment. It…
Q: What are greenhouse gases?
A: The term "greenhouse effect" has been derived from a phenomenon that occurs in a green house. In a…
Q: If foxes were removed from the ecosystem, what would be the immediate effect?
A: The food chain in an ecosystem describes the flow of energy from the producer to the top carnivore…
Q: List three invasive species, and describe their impacts.
A: Invasive species are those who are entered into another place or habitat as an exotic species. These…
Q: hul How has the biodiversity of the ecosystem been impacted with the introduction of the invasive…
A: “Since you have asked multiple question, we will solve the first question for you. If you want any…
Q: By what viable material of endangered species can be preserved?
A: Biodiversity is observed as a total and irreducible part of all life.The complex interaction and…
Q: What is meant by the term keystone species, and what types of organisms are most often considered…
A: Keystone species have a wide range of impact, and secondary or tertiary consumers are the most…
Q: What is the significance of primary consumers (consumers that feed on autotrophs, like herbivores)…
A: Primary consumers make up the second trophic level as they feed on primary producers. In other words…
Q: Are emperor penguins keystone species?
A: Penguins have a peculiar image. We've all seen them since we were kids, with tuxedoed birds hobbling…
Q: What is a biodiversity hot spot?
A: The term biodiversity describes the huge variety of life forms on Earth. It is the variety and…
Q: What impact do invasive species have on an ecosystem?
A: Species interact in different ways. Such interactions take place between the members of either the…
Q: In what ways do habitat loss, overexploitation, and invasivespecies threaten biodiversity?
A: The biodiversity includes various species of plants and animals in a particular habitat. This…
Q: What characterizes a natural disaster?
A: A natural disaster can be defined as major even which occurs from natural processes of earth such as…
Q: What is a trophic cascade? How do you integrate the concept into ecosystem management programs and…
A: Please follow step 2 for detailed explanation.
Q: How is the risk assessment process for an ecosystem component different from the risk assessment…
A: The goal of the "risk assessment" method is to analyze risks, subsequently eliminate or reduce the…
Q: In what ways does environmental degradation related to the occurrence of disasters in the country?
A: Environment refers to the factors present in the surroundings of a living being.
Q: 1. Which processes remove nitrogen from the atmosphere? I. Fertilizer production II. Eutrophication…
A: The correct Answer is B1. B. Nitrogen-fixing bacteria fix atmospheric nitrogen gas, which is used to…
Q: What are our conservation priorities?
A: Urbanization and agricultural development have hampered the ability of many ecosystem services to…
Q: How did the original Endangered Species Act affect Timber Harvester stakeholders? Was it a positive…
A: The Endangered Species Act, 1973 prohibits importing, exporting, possession, sale and transport of…
Q: Some attempts to use biological controls prove ineffective. Although the introduced control agent…
A: The agents that have the capability to control the population of an organism are called biological…
Q: what is secondary succession?
A: A sequence of changes that take place in the structure of species of the community over time is…
Q: What is the grand total number of CITES species listed in appendix 1?
A: CITES -- convention on international trade in endangered species is an international agreement which…
Q: If we uncover half of the forest covering the earth, what crisis will be produced at most and at…
A: The rain forest provides habitat to a number of plants, for example, the Amazon forest which…
Q: Which community is more vulnerable to invasion by outside animals and plants?
A: An ecosystem is formed by organism whether of same species or different species, which share a…
Q: What are keystone species and why are they important? What are indicator species and why are they…
A: It refers to every living thing including plants, bacteria, animals and humans. It us used to…
Q: What does watershed management emphasises?
A: Water is an essential natural resource for sustaining life and the environment. It is a major…
Q: a) Define the two terms "keystone species" and "trophic cascade." b) Give an example of a keystone…
A: Keystone species : The concept of keystone species was introduces by Robert T. Paine in 1969 who…
Q: Why do some species tend to grow exponentially while others tend to follow a logistic growth model?
A: Exponential growth curve is a curve in which growth of the organisms increases exponentially. But in…
Q: Do you consider the Kyoto Protocol the most important moment in environmental history?
A: The Kyoto Protocol is a Protocol that was proposed to the United Nations Framework Convention on…
Q: What are some conservation efforts used to improve the quality of a previously degraded habitat?
A: Conservation efforts are mainly used to improve degrading biodiversity of a habitat.
Q: What do you think are the multiple stresses that aquatic environments are exposed to? Where do these…
A: An ecosystem found in water is called an aquatic ecosystem. There are various types of aquatic…
Q: Which of the following organisms would be most likely to become invasive if introduced to a new…
A: Invasion Invasion is process in which one species from different place is become dominant over other…
Q: Why are wetlands sites of high biodiversity and productivity?
A: Biodiversity is the term that constitutes all the uncountable variety of life forms that exist on…
Q: How does the success of an invasive species depend on its placement in its new food web? Explain.
A: An invasive species is an organism that causes ecological or economic harm in a new environment…
Q: Is Pisaster ochraceus a keystone species?
A: A species which have a high impact on the particular ecosystem in relation to its abundance are…
Q: What Is Environment & Sustainability?
A: The enviroment includes all living and non-living things happening normally, which means for this…
Q: What is a keystone species?
A: An ecosystem can be described as a group of the living organism interacting with their physical…
Q: Explain why invasive organisms are so problematic for the ecosystems they have been introduced into.
A: An invasive species is any living organism that is not native to an ecosystem & causes harm,…
3)"Ecosystem engineers" are a special group of keystone species
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- The term that best describes the general relationship between 2 organisms in which one benefits and is reliant upon the other organism, however the other is neither harmed nor benefits, is O 1) parasitism. 2) satellitism. 3) synergism. 4) O 4) commensalism. O 5) symbiosis.6. a) What is meant by the term "symbiosis"? [K/U] b) Give an example for each type of symbiosis and explain how each partner is affected by the relationship. [C]E. Tolerance limits are that limit a species' survival. A) temperature ranges B) any environmental conditions C) population sizes D) narrow salinity levels
- 4)What effects does removing sea anemones from a coral reef ecosystem have on the types of fish species present? a)Population b)Community c)Ecosystem13. Aphids (bug that feeds by sucking sap from plants) make a secretion called honeydew that ants feed upon, and the ants protect the aphids from predators. A) commensalism B) mutualism C) predation D) Parasitism 14. A glacier has retreated from a valley in Glacier National Park, leaving a pile of rocks known as moraine. The type of succession expected in this ecosystem would be A) primary B) secondary C) transitional D) EquilibriumAs limiting factors, how do disease differ from a forest fires? A) Diseases can slow the growth of a population B) Diseases increase the carrying capacity of an ecosystem C) Diseases reduce all populations in an ecosystem by the same proportion D) Disease have a greater effect on a dense population than one that is less dense.
- Which of these characteristics would classify an introduced species as being invasive? A) they can be grown easily B) they have many natural predators C) they take away resources from native organisms D) they tend to not survive well with changes to a new environment1) Describe some of the specific forest management techniques/strategies that are being currently used to balance wildlife habitat/water quality with logging timber. 2) Describe at least 3 major impacts to salmon caused by Logging, Agriculture and Development in terms of the part of their life cycle that is impacted.16) the level of populations supported by its surrounding resources and is maintained at a constant level occurs in the phase of a logistic growth curve a) initiation phase b) necrotic phase c) Growth phase population d) stationary phase e) initiation phase
- What is the importance of the application of post-harvest fisheries practices (from post-harvest handling to marketing and distribution) in mitigating the effect(s) of the present health pandemic?4. Why is Pacific salmon movement into freshwater streams considered migration if the salmon die at the head of the stream and never return to the ocean? A) It is not considered migration but immigration. B) Migration is a one-way movement. C) Because their offspring return to the ocean, the entire population participates in the migratory event via different life stages. D) Most male adult fish survive reproduction and return to the ocean. 5. The distribution of species is rarely determined by minimum and maximum temperature tolerances. TRUE or FALSE.17. The African elephant is known to push over trees in the African savanna. The trees would outcompete the native grasses that many species rely upon without the elephant's intervention. The African elephant's role in the ecosystem is as a(n) A) keystone species B) exotic species C) Predator D) Parasite