The human population is now about 7 billion. It reached 6 billion in______ . a. 2007 b. 1999 c. 1802 d. 1350

Q: Population size (millions) 1. Examine the following graph. It shows the pattern of population growth…

A: Population growth The growth of the population is defined as an increase in the number of…

Q: Sylvatic plague is a disease spread by fleas. This disease can reduce a population of prairie dogs…

A: Sylvatic plague a bacterial disease is extremely infectious and is caused by the bacterium Yersinia…

Q: 2. Hawks and owls living in the same area compete for the same type of mouse for food. Which…

A: Competition is a type of interaction which occur between various species which live in the…

Q: can select more than one answer

A: In biology, a species is a categorization of related organisms that have similar features and are…

Q: A highly developed country has a (a) long doubling time (b) low infant mortality rate (c) high GNI…

A: Morality rate means death rate. the number of deaths in a given area and a particular time from a…

Q: Which of the following statements about human populationsin industrialized countries is…

A: Industrialized countries are those countries in which industrialization has happened and the number…

Q: The human population growth rate has been getting smaller in the last few decades.  Which of the…

A: Option A is the correct answer

Q: make a prediction about the effects that future human population growth will have on the following:…

A: Human population growth if left uncontrolled , will gradually lead to our extinction . I say this…

Q: The human population is over 7 billion, and yet estimates of its genetic diversity indicate a…

A: Genetic diversity refers to the total number of genetic characteristics in the genetic makeup of a…

Q: 3. Calculate the approximate doubling time for a population growing at 7.0% per year. A. about 1…

A: The population growth occurs by cell division process. By this process from one individual two…

Q: 2. Japan currently exhibits which of the following age-structures (population profiles)? A. the…

A: Introduction A Population Pyramid, Also Known As A "Age-Sex Pyramid," Is A Graphical Representation…

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: Which of the following is an example of a density-dependent population factor?   Select one: A.…

A: The two main components of nature and abiotic and biotic components. The environment constitutes the…

Q: Population over Time Time (years) Which population description is most likely represented by the…

A: Population curves shows a distinct pattern with various phase  Lag phase Log phase  Stationary…

Q: Population Imax N K A 0.10 400 B 0.30 500 1000 C 0.50 200 250 What is the rate of growth of…

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

Q: What do you think would happen to the population of blue whales after hunting them was banned? A.…

A: A blue whale is a marine mammal belonging to the baleen whale suborder Mysticeti.It is the largest…

Q: Population growth that adds the same number each year A. Arithmetic Growth B. Carrying Capacity…

A: The change of population in size with the time difference is called population growth. It can be of…

Q: 800 600 400- 200 50 100 150 200 Time (d) For the above population growth with an initial population…

A: The rise in the number of cells in a population is referred to as population growth. The continuous…

Q: A population will most likely deplete the resources of its environment if the population

A: Answer: Environment = The area surrounds us and the atmosphere surrounds us including, plants,…

Q: Using the graph which country shows the most population growth?A United States B Kenya C they both…

A: Growth  Growth rate of a country is determined by the birth rate, death rate, emigration and…

Q: dN/dt= rmaxN represents:a.annual growth rate.b.geometric population growth.c.exponential population…

A: The population growth rate is represented as dN/dt is equal to rmaxN.  In this equation, K…

Q: In the exponential growth equation, for a fixed value of r", the rate of population growth (dN/dt) a…

A: A population can be defined as a group of individuals of the same species living in the same…

Q: The human population was 6.0 billion in 1999 and has been growing ~ exponentially with an intrinsic…

A: Introduction: A population is all the organisms of the same group or species, which live in a…

Q: #600 400 200 0. 50 100 150 200 Time (d) For the above population growth with an initial population…

A: The rise in the number of cells in a population is referred to as population growth. The continuous…

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: Do you think there are environmental limits to human population growth? If so, how close do you…

A: The rising global population is a rising demand that strains the climate.

Q: During exponential growth, a population always(A) has a constant per capita population growth…

A: Exponential growth means the consistent increase in the size of a population with respect to time.…

Q: do you think the global population of 7.1 billion is to too large? Explain. If your answer was yes,…

A: Hello! Since you have posted multiple questions, we are answering the first two questions only.…

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: Predators that are specialists usually have a population abundance: a. That is usually very small. O…

A: The population abundance is majorly affected by climatic factors of a particular area .

Q: You start a lab colony of Rotifers (small aquatic animals) by adding 7 indviduals to a small tank.…

A: Solution Given , Number of Rotifers at the beginning (t = 0) = 7 Number of Rotifers after 1 week (t…

Q: n the past two decades, the human population growth rate has: a) remained steady b) increased…

A: The world is inhabited by trillions of people. People have constituted towns, villages and cities…

Q: The American Bison was hunted to near extinction by early settlers. Which answer is correct about…

A: Question- The American Bison was hunted to near extinction by early settlers. Which answer is…

Q: Which statement about population growth is true? A. Population growth models do not apply to…

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

Q: 1. A population graph with inverted pyramid means A. More children than adults B. More adults than…

A: Population pyramid represents the population by gender and age at a given point in time. It shows…

Q: decline in wolves around 1979? * 50 2500 Wolves * Moose 40 2000 30 1500 20 1000 10 500 1959 1969…

A: Predator-prey cycles are premised on a feeding connection among the two species: if the prey…

Q: You start a lab colony of Rotifers (small aquatic animals) by adding 4 indviduals to a small tank.…

A: Given information Initially, 4 rotifers are added to the small tank. After 1 week 8 rotifers are…

Q: Is the human population still evolving? Explain.

A: Evolution is a process that occurs over time, in which organisms change their physical or behavioral…

Q: According to the figure, Nigeria has a population size than Canada, with a proportion of the…

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

Q: Which region will add the most people between 2013and 2050? Which will increase by the greatest…

A: Population growth can be defined as the number of individuals added in previous population in an…

Q: What has caused the population illustrated below to slow down?   a consumption of resources b high…

A: The growth of the population depends on several factors. The factors affecting the population growth…

Q: What impact did commercial whaling have on blue whale populations? A It slightly decreased the…

A: The blue whale is an underwater animal so it requires a high and continuous supply of oxygen…

Q: Mang Berto breeds white mice in a cage. After a few generations, the breeder observes that the white…

A: 4) As white mice are more aggressive towards each other, the young are less healthy, and more young…

Q: Population growth that is dependent on the number of individuals A. Arithmetic Growth B. Carrying…

A: Each population has the tendency to grow. Population may show several types of growth pattern such…

Q: Several years ago wolves were reintroduced in to a national park in North Carolina. Researchers have…

A: The study of population abundance and its changes with time is referred to as population ecology.…

Q: 28. Analyze the graph of the growth curve representing the human population of Ireland before 1900…

A: Introduction The rise in the number of people in a population or dispersed group is known as…

Q: Animal Population Over Time The bar graph represents experimental data collected in a region of…

A: >> Hypothesis: With increasing human population over the years there is a decline in the…

Health Epidemiology

Health is an essential factor for all human beings. For all humans, health is a critical factor. An individual's ability to meet life's challenges and retain his or her capacity for optimal functioning is reflected in his or her condition of health. This needs the physical, mental, and biological parts of one's constitution to maintain a degree of functioning that has a favorable influence and support for one another.