3. Short-term limiting factors (with noticeable effects in less than one year), that can reduce humanpopulation growth, or reduce total human population size, include all of the following factors except:A. warfare (either civil wars or international wars)B. epidemics with high mortality disease agentsC. major chemical or radioactive spillsD. disruption of food distributionE. soil erosion

Answer. Short-term limiting factors (with noticeable effects in less than one year), that can reduce…

Answered: 3. Short-term limiting factors (with…

Biology: The Unity and Diversity of Life (MindTap Course List)

14th Edition

ISBN:9781305073951

Author:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Publisher:Cecie Starr, Ralph Taggart, Christine Evers, Lisa Starr

Chapter44: Population Ecology

Section: Chapter Questions

Problem 4SQ

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1. A stark difference between endemic with epidemic and pandemic is: O Epidemic involves several continents O Endemic involves abnormal phenomena of diseases O Endemic involves normal phenomena of diseases O Epidemic involves abnormal phenomena of diseases O Pandemic involves abnormal phenomena of diseases 2. This is the age & sex composition of Country Z in 2020. Identify the type of population pyramid for this. O Stage 1 O Stage 4 O Stage 3 O Stage 2 3. Identify which term best describes the pattern of occurrence of the three diseases noted below in a single area: "There are usually no more than 2-4 cases per week; last week there were 13 cases." O Pandemic O Outbreak O Sporadic O Endemic 4. Philippines was declared polio free since 1993. Then, 16 cases of polio were reported on May 2020. What is the level of disease occurrence for this situation? O Pandemic O Endemic O Epidemic O Any of the choices mentioned
1. A population graph with inverted pyramid means A. More children than adults B. More adults than children C. Many children are dying D. Many adults are dying TAATTAGCG
2. Complete the following sentence. "Transhumance Is the movement of livestock to new pastures." OA. Annual B. Temporary O C. Seasonal OD. Irregular
Which of the following scenarios would be most likely to cause an outbreak of disease? Choose the best answer. O a. Low population density, low transmission rate, short infectious period O b. High population density, high transmission rate, long infectious period c. High population densitym, low transmission rate, longinfectious period O d. High population density, high transmission rate, short infectious period O e. Low population density, high transmission rate, long infectious period
Direction: 1. Read each situation in the table below, then state if it is a density independent limiting factor or a density-dependent limiting factor. Indicate the specific limiting factor that is occurring (i.e, emigration, predatior., and diseases and parasites). Density independent or density dependent? Limiting factor Situation 1. Mrs. Rosales has 55 students in her biology class, but she has room for 50. Because the room was crowded, the 5 students were asked to go to the curriculum chairperson to change their schedule. 2. Dinoflagellates in Laguna de Bay increase in population due to increase in organic substance in the body of water brought by water pollution. 3. The oil spill in Cavite area harm.ed many aquatic organisms in the vicinity. 4. Super typhoon Yolanda caused many residents to leave Leyte. Population of wild boar decreases because of deforestation. 5. An increase in population of house lizard in Barangay Himpot causes a decrease in population of mosquito. 6. A new…
4 time. Pandemics, competition, and a few other factors can ch population for a certain time or in a particular region. These ar constant reasons. 5. What happens to the population density in a declining popula a. It decreases. b. It increases. c. It stays the same. d. It cannot be defined. W 5 % 55 RT 6 J Y ly & 7 7 11 8 4 8
1. As with any growing city, construction in the Jacksonville area can mean that ecosystem areas needed for native animals and plants continue to shrink in size. For example, tortoises that burrow underground must be relocated to survive, as the weight of construction machinery and of new buildings will destroy the tunnels in which they find shelter. Complete the following statements about the aftermath of construction if no action is taken to save these animals. As the human population increases, __________. A. the tortoise birth rate will increase.B. the tortoise birth rate will remain constant. C. the tortoise death rate will increase.D. the tortoise death rate will remain constant.
3. The following limiting factors affect the carrying capacity of an environment EXCEPT * O biological interactions weather available space food supply 4. Population growth is not infinite because of * decreased natality rates increased mortality rates decreased biotic potential O increased environmental resistance 5. Which of the following statements is correct? * O Immigration increases population growth rate. Emigration decreases population growth rate. O Immigration contributes to population change. O Emigration does not contribute to population change.
9.Which of the following causes populations to shift most quickly from an exponential to a logistic population growth? a Favorable climatic conditions b Decreased death rate c Increased birth rate d Removal of predators e Competition for resources
D. glo 5. Which of the following is NOT a characteristic of an invasive species? A. They grow rapidly and outcompete with other plants or animals B. They produce large numbers of seeds/offspring at a young age C. They have very specific needs or requirements to survive 6. Which of the following was NOT a cascade effect from introducing wolves into Yellowstone? A. The change in the shape/path of the river B. The change in elk grazing areas C. Destruction of the Yellowstone ecosystem D. Reduction in the coyote population, inereasing the raptor populaties 37. Which of the following are things you can do to help preserve biodiversity? A. Volunteer with citizen science or other organizations like it B. Buy park passes and visit the parks respectfully C. Live more sustainably by making eco-friendly eonsumer choices D. All of the above
18. Which of the following has not been a major cause of the global population explosion that began around 1800? a. Improved sanitation and hygiene b. Modern medicine c. Lower infant mortality d. An increase in birth rates
3. A 1998 study of grizzly bears in the Kananaskis area estimated the population size at 48 to 56 individuals. The study area encompassed 4000 hectares. a) Use the values to determine maximum and minimum density estimates for the population.

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