A starting population has 150 animals. During the year, 50 animals are born and 30 die. Ten animals immigrate into the population, and 5 emigrate. Which represents the change in population size at the end of the year?       r = 1.8     ΔN = 20     ΔN = 50     ΔN = 25     r = 0.33

Q: How many individuals would you expect to be in the population in the following generation?

A: Population growth is measured by using both the exponential growth rate and the logistic growth…

Q: Year Fish Population 2000 2001 2002 10 50 75

A: The population of fish possibly grew because of abundant amount of food available and lesser…

Q: Populations of most organisms follow an exponential model of population growth. Group of answer…

A: Question -  Populations of most organisms follow an exponential model of population growth. Group of…

Q: The following population, C, has no limits on food resources or space: Population size = 500 •…

A: In r max, r represents the per capita birth rate minus the per capita death rate for a population…

Q: Use the graph to answer Questions 10-13. Wolf and Moose Populations on Isle Royale 60 -2400 50 2000…

A: The relationship of predator and prey refer to the interaction between the two species when one…

Q: Using grey squirrels as an example, describe a population that would be of interest to a researcher.…

A: The main type of squirrel that is found in North America is gray squirrels. A population of interest…

Q: Using the above graph, what is the approximate percent of the population in the US and Kenya that is…

A: Need to find the approximate percentage of population in Kenya and US.

Q: Which of the following pieces of evidence best supports the claim, "The population on Easter Island…

A: Fact: Polynesians arrived on Easter Island between 800 and 1200 A.D. and settled the island.…

Q: Based on the graph below, which of the following pieces of evidence best supports the claim, "The…

A: Introduction :- The increase in the number of persons on Earth is referred to as population growth.…

Q: /hich of the following Population Pyramid description is TRUE: Stage 1 (Expanding) - Low birth rate;…

A: There are basically three stages in the population pyramid expansion,  contraction and stationery.…

Q: 36% of a population exhibits a recessive trait, what is the frequency of the domianant allele in the…

A: According to Hardy weinberg equilibrium p2+q2+2pq=1 p = frequency of the dominant allele in the…

Q: Choose factors that affect population dynamics. | population size | relative number of individuals…

A: The number of people in a population is referred to as population size. The average number of people…

Q: If a population eventually reached the point where it no longer changed in size, which of the below…

A: If the population carrying capacity has reached its maximum limit, resources become limited in the…

Q: Before a a population of fish declines due to heavy fishing pressure, what will decrease first?…

A: In the living world, we see a large number of microorganisms, animals and plants. These organisms…

Q: A population’s ecological footprint is measured in terms of:   a how many resources the population…

A: A population is a group of individuals that belong to the same species and live in the same habitat.

Q: In the exponential model, starting with 10 individuals and r= 2, what will my population size look…

A: The population is a group of individuals of the same species that are present in a particular…

Q: You use a dye that works well under most conditions, but you do not realize that your study area is…

A: Mark and recapture method Mark and recapture method is used to estimate g population sizes in any…

Q: In a certain population of rabbits, 25 new rabbits are born and five move into the population from…

A: BASIC INFORMATION  POPULATION GROWTH  The size of any species in a population is not a static…

Q: A kid let go 7 snails he bought at the pet store in a pond. A year later, the population of snails…

A: The population's per capita (per individual) rate of growth remains constant regardless of…

Q: What effect does such a bottleneck have on the future population? Give a brief description of its…

A: The phenomenon where the size of a population is severely reduced is known as bottleneck. This is…

Q: D. Column A Column B 1. when the birthrate equals the death rate A. demography 2. the change in a…

A: Population growth is the increase in the number of individuals in a population

Q: 350 300 C 250 200 150 В 100 A 50 10 20 30 40 50 60 70 Time (number of generations) the above graph,…

A: Various methods have been deployed by population ecologists to obtain an accurate model that can…

Q: In an effort to measure the size of a bluegill population in a pond, you set 10 traps for bluegills.…

A: Initially 40 bluegills are marked with the help of traps. After a week 40 were caught out of which 8…

Q: How did the population growth curve with many predators compare with the normal population growth…

A: A population growth curve is a graph that shows an increase or decrease in the number of individuals…

Q: Human Population  What is the reason for human population growth? What does Demography study? How to…

A: According to estimates, more than 7 billion people live on our planet. Each day, some 200,000 new…

Q: Predict the consequences to a population if the gene pool changes significantly over time and…

A: A gene pool is the collection of different genes usually the sum of all the alleles at all of the…

Q: You want to estimate the population size of giant squid. You go out a catch 10 giant squid and put…

A: MARK RECAPTURE MODEL   Total marked.    = M Population size. =N Number of recaptured ones = m…

Q: Biodiversity is     the variety of life in the world or a particular habitat or ecosystem.     a…

A: The correct option is a i.e  the variety of life in the world or a particular habitat or ecosystem…

Q: In a population of 5,000 individuals, if r = 0.01, how many more individuals will be added to the…

A: Population growth is defined as the change in the number of individuals of a species in an area over…

Q: The change in population size for Canada in 2015 was an increase of 272 990. In the same year, the…

A: The change in population is calculated as the number of births minus deaths and net migration is the…

Q: .) If a person weighs 50 kilograms how many kilograms of meat and vegetables could he have possible…

A: Given: 1. How much amount should a person of 50kg should eat. A person needs almost 1500-2000 cal…

Q: Which statement is a reasonable inference based on the information in the given graphic? Average…

A: Bass fish Bass means perch, it is a universal common name for many fishes. The term includes all…

Q: A population increases when new individuals are born. A population may decrease in size if…

A: A population is characterized as sum of numbers of similar species living and interbreeding inside a…

Q: The graph shows how a Serengeti buffalo population changed over a period of years. During this time…

A: Population studies of an ecosystem are very helpful in understanding how the ecosystem works…

Q: An ecologist studies a population of animals in a small field over several years. He measures the…

A: Carrying capacity represents the maximum population size of a biological species that can be…

Q: when population density does not change over time 1. then r=0 and lamba=1 2. then r=1 and lambda=0…

A: Geometric increase in growth of population refers the scenario when the population increases by a…

Q: Which of the following is a biological population? Group of answer choices A-you   B-your dog…

A: A population is the number of organisms of the same species that live in a particular geographic…

Q: 1.This graph shows one-factor affecting human population growth. What is that factor?  2.Use the…

A: Population growth Population growth defines the variable size of the population over time. A…

Q: You are studying a population of beetle size 3000. During a month period you record 400 births and…

A: Population size is the number of individuals in a population. It influences the chances of a species…

Q: A scientist constructs a graph to show the age structure of the human population of Country Y. The…

A: There is rapid growth in populaton of country Y. Age pyramid for population of country Y is…

Q: In a population of 5,000 individuals, there are 100 births and 50 deaths in one year. Calculate r.…

A: r is known as net reproductive rate and calculated as birth-deaths/population.

Q: If births and immigration are greater than death and emigration how will a population change? Group…

A: A Population has different attributes which helps to compare two different populations.

Q: Would changes in the frequency of a gene in a population result in a new species? (yes or no)…

A: Gene frequency or allele frequency is the fraction of population that carries a specific allele at a…

Q: Why are population sizes not constant in biology?

A: There are phases in population growth. The population growth can't always be exponential (…

Q: How many lions do you think there are in 1960 and 1975? Why do you think the population is the size…

A: To determine: How many lions was there at 1960 and 1975. Why is that.

Q: Between a meat-eater and plant-eater who is less expensive for the environment to support? 3.) Why…

A: Between a meat-eater and plant-eater who is less expensive for the environment to support? Answer:…

Q: This graph looks at population change over Population Growth on Easter Island 10,000 9,000 8,000…

A: Introduction :- A population is the number of individuals who live in the same location. The…

Q: Assuming the original 10 organisms grew exponentially, doubling in size with every unit of time,…

A: From to to t4, there will be 4 generations and the population will double in each generation.

Q: A kid let go 4 snails he bought at the pet store in a pond

A: Exponential population growth occurs in the presence of unlimited resources and no negative…

Q: young adult individuals, and 10 older adult individuals.  This population is likely…? Group of…

A: ▪︎If in a population more young individuals are present as compared to older individuals, population…