a) On a single graph, draw the relationship between moose density and the per capita birth and death rates for this population. b) Assume that the population does not experience competition from other species, nor predation. Write out the equation that would best be used to describe the change in population growth from one time interval to another.

Q: Describe the effects of the disappearance of beaver from an ecosystem on the wolf population

A: Introduction An ecosystem is a functional and structural unit of ecology in which living species…

Q: The relationship between predator and prey populations has been studied by computer simulation using…

A: 1. Peaks in predator population represents a sharp increase in predator population and same is the…

Q: Why do managers try to maintain populations of fish and game species at about half their carrying…

A: A population consists of organisms belonging to the same species and occupying a common region. The…

Q: According to the table below, what is the critical search time for seals, above which great white…

A: Optimal foraging theory predicts how an animal searches for prey or how it has the chance of taking…

Q: Reintroducing the gray wolf as a keystone species to Yellowstone National Park has resulted in all…

A: Grey Wolves are carnivores. They are the predators and hunt on deer, elk, bison, and moose…

Q: Using the lynx–hare interaction, explain in words the equations of the Lotka–Volterra model for the…

A: Lotka and Volterra were two scientists who formed some “parametric differential equations” to show…

Q: For the unicorn shrimp population shown in the cohort life table below, what type of survivorship…

A: A graph displaying the relationship between the number of surviving organisms (Y-axis) and the age…

Q: what type of survivorship curve is present here? (type I, type II, type III) how would you describe…

A: 1.Here,the type of survivorship curve present is Type II. Type II curve denotes that the chance of…

Q: Both hawks and owls feed on small mammals to sustain their respective populations without causing…

A: Coevolution -  It is the process in which two species affect both of them reciprocally are survive…

Q: Is the changing buffalo population size caused by a changing predator population size?”

A: Population size increase or decrease depends on many parameter of an environment.  In every…

Q: What type of organism is the grass? Which animal is a herbivore or primary consumer? What would…

A: The very first organism of the food chain here is a Grass. Since it is the one producing energy rich…

Q: 24 rabbits were brought to Australia in 1859 and 6 years later there were 240,000. What is the…

A: Intrinsic growth rate The intrinsic growth rate is defined as the extent to which a population can…

Q: What is the underlying trade-off that allows predators and herbivores to reverse the outcome of…

A: In the simple terms, a tradeoff is where one thing increases, and another must decrease.

Q: Identify whether the following scenario is an example of increasing or decreasing competition and…

A: Intraspecific competition means competition within the same species.  Interspecific competition…

Q: What is the difference between a stable and an unstable equilibrium for the population of a fishery?

A: An Equilibrium is visible as solid (for the sightness we will keep in mind the asymptotic force) if…

Q: In an experiment testing the effects of different predators on communities of tadpoles in ponds, the…

A: Effect of predation on tadpole communities. A. Proportion of tadpoles in each predator treatment.…

Q: In the Lotka-Volterra predator-prey equations, the term a b N prey N predator describes: The rate…

A: Introduction The Lotka–Volterra equations, often known as the predator–prey equations, are a pair of…

Q: When wolves were returned to Yellowstone National Park in 1995, some of the effects noted were…

A: Ans- They are keystone species.

Q: Which of the following statements with respect to competition coefficients is false? O If the…

A: Competition coefficient This measures the effect of the individual of species 2 on the individual of…

Q: Tadpoles grown in ponds with large numbers of tadpoles have lower survival and growth rates than…

A: Tadpoles have been studied extensively in biology as the show variety of characteristics which can…

Q: Based on the food chain shown below, how can unregulated collection of shark fins used in shark fin…

A: A food chain is a linear network of links in a food web starting from producer organisms and ending…

Q: Which of the following is NOT a reason for the increased global fish consumption?   Group of…

A: Fish is a source of food and is rich in proteins. It provides approx 16% of the animal protein that…

Q: (A) Assume the deer population is growing geometrically. Based on these data, what is geometric…

A: In biology, a limiting factor is any character in the environment that might restrict a process,…

Q: Which of the following is/are examples of density-dependent factors that affect population growth?…

A: The growth of the population depends on several factors that limits the population size. In case of…

Q: What should decision makers at Camp Bow Wow to gain a competitive advantage over other area day…

A: Camp bow wow is the largest pet care franchise. Here in the question asking that to gain a…

Q: With respect to the Lotka-Volterra predator-prey model, which of the following statements is most…

A: Ans- Lotka Volterra predator prey model is defined as consumption of prey population by predator…

Q: Based on the food chain shown below, how can unregulated collection of shark fins used in shark fin…

A: Introduction : Food chain is an important event in the ecosystem whereby one organism is eaten by…

Q: Mention any four probable reasons for the rapid rise of population in our country?

A: A sudden and rapid rise increase in population in a relatively shorter time period is known as…

Q: What are the interactions that can be identified between frugivorous birds, carnivorous birds,…

A: Frugivorous Birds eat primarily fruits and can have widely varied diet of different types of fruits…

Q: Carrying capacity is defined as a species’ average population size in an environment. Which of the…

A: Carrying capacity:Carrying capacity is the typical population size of a species in a given habitat.…

Q: Previous question: (Assume that for a given population of moose, the per-capita birth rate remains…

A: Birth rate have an effect on population size: Populations gain individuals through births and…

Q: In the Lotka-Volterra predator-prey model, the term for the rate of prey capture as a function of…

A: Functional response in predation The relationship between the per capita rate of consumption and the…

Q: N2 B N1

A: Carrying capacity: It can be defined as maximum ability of a specific area to withstand the maximum…

Q: Researchers have suggested that predators could actually increase the population density of a prey…

A: A predator is an organism that eats another organism. The prey is the organism which the predator…

Q: In the Lotka-Volterra equations for predator (P) and prey (V) population sizes, shown below, what…

A: Carrying capacity is the average number of population size for a particular species in a particular…

Q: The global human population has surpassed 7 billion, far exceeding our population’s size throughout…

A: Introduction The carrying capacity of an environment refers to the maximum population number of a…

Q: Capturing and relocating is stressful for animals.  In the zebra example, what are the stages of…

A: Reintroductions are an important form of conservation management. Adaptive management provides a…

Q: Which of the following would have the largest capture efficiency in the Lotka-Volterra model of…

A: The Lotka–Volterra equations, also known as the predator–prey equations, are a pair of first-order…

Q: What is predation? explain and provide example.

A: PREDATION - Predation is named as a demonstration where a specific life form at a higher trophic…

Q: Back at the original iguana population, only 40 iguanas remained. This population also has a growth…

A: For logistic growth model which is limited by carrying capacity, dN/dt = rN/K (K - N) Carrying…

Q: When Yellowstone National Park was created in the late 1800s, the grey wolf population was not…

A: After the elimination of the grey wolves population from the Yellowstone National Park, the elk…

Q: Consider the mathematical formulas for predator-prey population dynamics and the zero population…

A: Answer :- Option (A) is correct. - when dN/dt>rN-aNP

Q: In which type of species interaction do both species have lower success when the other species is…

A: Species interactions is the relationships among organisms of different species, living in the same…

Q: Define the following terms: Predator Prey Population

A: Introduction: Ecology is the branch of biology that deals with ecosystem (interaction between…

Q: Which of the following is an example of a primary consumer?    Question 7 options:   Muskrat…

A: Trophic level is the position of the organism in a food web. A food web describes which organisms…

Q: Under which scenario can a hawk successfully invade (or persist among) a population of doves?…

A: The evolutionarily stable strategy, often known as the Hawk-Dove Game hypothesis, is a famous…

Q: In the Lotka-Volterra equations for predator (P) and prey (V) population sizes, shown below, what…

A: Carrying capacity is the average population size for a particular species in a particular habitat…

Communities and Ecosystems

Ecology contains two words: Eikos means dwelling, and logy means to study, so the combined meaning is studying habitat or living.