ments below best describes what is happening in the time period marked by the gra pr pr 1 2 3 4 5 7 time hen there are few predators, the prey population increases s prey population size increases, predator population increases s predator population size increases, the prey population decreases hen the prey population is small, predator abundance declines

Q: How are biological communities classified? Select all that apply. O A. mimicry behaviors exhibited…

A: Biological community - It is an interacting  group which consists of different species in a common…

Q: Use the survivorship curves in Figure 52.1 to answer the following questions. 1000 B 100 10 E…

A: Life tables are utilized to develop survivorship curve, which are charts demonstrating the extent of…

Q: In this figure, which survivorship curve best describes a species likely to exhibit high juvenile…

A: It is of three types  : Type 1 - In this type the mortality is low until the end of the lifespan.…

Q: Which of the following can typically decrease genetic variation? Otoxins O predator-prey…

A: Evolution is a steady phenomenon which bring about a change and transform the life from simple one…

Q: Which of the following conditions tend to destabilize populations (e.g. make extinctions more…

A: Ecosystems are significant because they are self-regulating and self-sustaining entities. Ecosystem…

Q: The population cycles of many prey species are often generated by predators anda. mimicry.b. food…

A: Predation is one such interaction in which one species get benefitted and the other get harmed. In…

Q: 60 2400 50 2000 1600 1200 20 800 10 400 1 4 Generations - Wolf population Elk population Number of…

A: Predator- prey relationship is very useful to maintain the ecosystem.  In this relationship, one…

Q: The ecology lab did a mark-recapture study on grasshoppers in a field at Possum Creek MetroPark.…

A: Mark-recapture technique is used to determine the population density or estimate size of population.…

Q: 33

A: Competition is an interaction that ocurrs among individuals for the same resources such as space,…

Q: A negative feeback loop would be: Preditors and prey keeping each other’s populations in check so…

A: A negative feedback loop means when less leads to more and more leads to less. This is done to…

Q: Predator-prey Dynamics Hare (red) Lynx (blue) 100 50 1845 1865 1885 1905 1925 Time (years) Thousands…

A: Step 1 Populations do not reside in segregation from other species, the population that interacts in…

Q: emonstrating Lotka-Volterra predator-prey dynamics? More than one food source (prey species) for the…

A: Lotka -Volterra principle - This model assumes that the prey consumption rate by predator is…

Q: Deer and blue jays both eat acorns. By using the same resource, each reduces the amount of the…

A: Community ecology is a branch of ecology that studies the interactions between the species that…

Q: How and why did the average toe pad size change in the anole population? Explain how the process of…

A: Evolution: It can be defined as a process of developmental change in species generation after…

Q: The most important factor leading to declines in bird populations is disease habitat loss migration…

A: Decline in bird population can be because of several reasons. Of them habitat loss, hunting are the…

Q: When considering a predator-prey cycle: Oa drop in predators results in a drop in prey Oa drop in…

A: Please note keeping with the policies and regulations and in order to provide accurate and good…

Q: A density independent factor is something that affects the size of a popualtion regardless of its…

A: In ecology, a density-dependent factor, also known as a regulatory factor, is any force that…

Q: Pabbit was observed to rise and fall over a period of 8 to 10 years. The wolf population in the same…

A: Here, both the rate of increase & decrease in wolf & rabbit is same.  It indicates that when…

Q: Feral cat in wild compared to domestic cat are they larger or same size? Feral cats are they tougher…

A: In general, animal behaviors arise from an interaction between the animal’s physiology and its…

Q: Which is not an example of true predation? Seed predators eating seeds and defecating in areas away…

A: True predation is the point at which a predator kills and eats its prey. A few predators of this…

Q: A population ecologist might study the effect of an introduced predator on the _________ of…

A: Introduction: A predator is an animal that kills and eats other animals. Examples of predators are…

Q: What factors play a role in determining the range (area) in which a particular species lives? Choose…

A: A habitat can be defined as the place where an organism makes its home. A habitat meets all the…

Q: Your textbook uses this graph as evidence for human hunting driving early exctinctions. Highlight…

A: Prey-predator species Predators are the organisms that survive by killing and eating another…

Q: Thinking about the Lotka-Volterra predator-prey model, what effect should an increase in searching…

A: The Lotka–Volterra equations, otherwise called the predator prey equations, are a couple of…

Q: 4. Respond to this tweet on the right using mathematical evidence from the Lotka-Volterra model of…

A: The Lotka–Volterra model is widely employed to represent the behavior of ecosystems involving two…

Q: Foraging in Mixed Species Flocks 70 60 50 40 30 20 10 2 4 8 10 12 14 16 18 20 -10 Days Mean foraging…

A: Mean foraging time refers to the time which is spent in finding the food. This foraging time depends…

Q: Which of the following is often a characteristic of populations that are r-strategists? Choose All…

A: We have to identify a characteristic of populations that are r - strategist

Q: clors that influence the reproductive success of the lions that inhabit the shrublands of the…

A: Answer: The level of ecological organisation the biologist studying is community.

Q: What could cause a decrease in the carrying capacity of a population? Increase in Increase in…

A: Carrying capacity of a population is defines as average population size in a particular habitat. It…

Q: Crabs are a food source for the turtles who can use their strong jaws to crack their shells. 50 40…

A: Carrying capacity of a population is the absolute maximum population size (average population size)…

Q: als of two, distinct species of squirrels live on the same college campus. They have bee observed…

A: answer is B .Herbivory

Q: Answer the following thoroughly and add comments as to how this topic affects humanity (and you) and…

A: Optimal foraging theory says that animals strike balance between two different strategies-  use less…

Q: Which competition is exclusively intraspecific? competition for shelter competition for mates…

A: Intraspecific competition: At the point when people inside similar species influence the development…

Q: Populations of animals that rely on stored resources are likely to overshoot the carrying capacity…

A: In an ecosystem or even a microhabitat, there needs to be a constant supply and cycling of nutrients…

Q: Date  Juncos previously banded (r) Captured, already banded (r) Captured, new individual   Total…

A: Mark recapture technique is an ecological method for calculating a population size where it is…

Q: Ant species work together to collect food and build the mounds they live within. This behavior…

A: Ants are distributed in all different habitats and everywhere on the planet but less in Antarctica,…

Q: Population 2 could distribute their population within their habitat. POPULATION 2 Student Model X…

A: Meerkats These are small mongoose that are located deserts and grasslands of Southern Africa. These…

Q: Carrying capacity is the minimum population size of a species that the environment can sustain…

A: Carrying capacity was earlier determined by counting the number of animals that could graze/survive…

Q: Match each type of species-level characteristic below with its effect on extinction vulnerability.…

A: Extinction occurs when a species' numbers are reduced due to environmental factors such as habitat…

Q: Keystone predators increase the intensity of competition prey on species at random always prey on…

A: Correct Option is 4 i.e. prevent competitive exclusion by preying on competitors.

Q: A acientiet is atudying enakes in the tropical rainforest. She surveya a 1 square mile area. She…

A: The red snakes are not well hidden so they are eaten by predators often. This is the possible…

Q: Looking at the graph below: Which environmental factor could have caused the change indicated at the…

A: Population refers to a group of organisms belonging to same group or species that live in a specific…

Q: Which population of frogs is likely to have more changes after many generations

A: Natural selection process aims to eliminate those species that donot change or adapt to the changing…

Q: Prey Camouflage 80 70 60 50 30 20 10 art 2 4 6. 8. 10 12 14 Days -% of prey caught during First half…

A: Camouflage is nothing but a cryptic colouration act performed by an organism in order to hide…

Q: A acientist is atudying enakes in the tropical rainforest. She surveya a 1 square mile area. She…

A: Need to find which is most likely the explanation for the red snake population size.

Q: (A) Lemming population is dependent on the number of stoats. B) A decrease in lemmings has no…

A: A stoat is a small mammal related to the weasel and otters. It is found in the Eurasian and North…

Q: In a 50 square mile section of forest, there are some cut patches of forest where the trees have…

A: A scientific method is a systematic approach to a scientific study. It was developed in the 17th…

Q: A reef that receives most of its fish recruits from other reefs and supplies few larvae to other…

A: * coral reef coral reef is in water can form of colonies of coral polyps of calcium carbonate.C *…

Communities and Ecosystems

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