A group of acarologists recorded 6,723 black-legged ticks (Ixodes scapularis) per acre in one patch of forest, and 329 black-legged ticks per acre in another patch of forest. What
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A group of acarologists recorded 6,723 black-legged ticks (Ixodes scapularis) per acre in one patch of forest, and 329 black-legged ticks per acre in another patch of forest. What were the acarologists comparing?
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- What is the main factor that limits population growth for in the mosquito larvae case study? a. Social behavior b. Intraspecific competition c. Interspecific predation d. Diseases and parasitesA researcher who is interested in the number of individuals in a population of black bears and their movement patterns would most likely use which method? A. Area-based counts B. Point sampling C. Line transects D. Surveys for black bear tracks E. Mark-recaptureWhat is the main factor that limits population growth in the paprika pepper plant case study? What is the main factor that limits population growth in the paprika pepper plant case study? a. Social behavior b. Intraspecific competition c. Diseases and parasites d. Interspecific predation
- Why were small-beaked medium ground finches (Geospiza fortis) most affected by the drought on Daphne major in 1976? A. Being small, they were less able to withstand the high temperatures during the drought B. The type of food that they eat, insects, was depleted C. Their beaks were too small to eat the remaining food, large nuts D. Their territory was taken by large-beaked medium ground finchesWhich statement is a valid analysis about bison movement and the carrying capacity of Yellowstone National Park? A. The decrease in the northern herd's population is explained by its inability to migrate and the park's decreasing carrying capacity. B. The fact that bison only migrate in years of deep snow indicates that they have exceeded the park's carrying capacity. C. The carrying capacity for other animals found in Yellowstone has increased due to the bison's migration outside of the park. D. The movement of bison beyond park boundaries is not due to the bison population being too large for the park's carrying capacity. Part B: Which selection from the text provides evidence that directly supports this analysis? A. They move to lower elevation ranges during the winter months in response to snow accumulation and snowpack development. B. The model integrates data from several ecosystem-related variables,…Identify two things that could limit the population of rabbits in a forest.
- How is a clumped population distribution beneficial for prey animals? a. Being a member of a larger group provides protection for each individual from predators. b. Prey animals rely on each other to acquire food. c. Prey animals live in small family groups to raise young. d. Clumped population distributions ensure that at least one member of the population knows how to identify the seasonal migration route.Based on results from studies at Hubbard Brook Experimental Forest, what would be the predicted effect of clearing trees from a watershed? a. Increased loss of water and nutrients from a watershed b. Decreased loss of water and nutrients from a watershed c. Increased availability of phosphorus d. Increased availability of nitrateWhat do you think would happen to the population of blue whales after hunting them was banned? A. There was a substantial increase in whale numbers. B. There was a slight decrease in population numbers. C. There was no effect.
- Based on the data, what is the estimated carrying capacity for the population and what factor may have led to a change in data at day three? A. The estimated carrying capacity is approximately 188 thousand. The population may have decreased during day three because of increased pressure from a limiting factor, such as unfavorable temperature. B. The estimated carrying capacity is approximately 188 thousand. The population may have decreased during day three because of decreased pressure from limiting factors, such as more food being available. C. The estimated carrying capacity is approximately 167 thousand. The population may have decreased during day three because of increased pressure from a limiting factor such as reduction of food available. D. The estimated carrying capacity is approximately 167 thousand. The population may have decreased during day three because of decreased pressure from a limiting factor such as reduction of predators eating the…Ose the image to answer questions 19 through 21. American Raccoon Na Alligator Southern Leopard Frog Eastern Mud Turtle Grass Carp Great Blue Heron Mosquito Bladderwort Butterfly Orchid Sun 9 The diagram is an example of a typical food web found in the Everglades ecosystem in Florida. What would happen if a plant disease infected the Bladderwort population? A. The population of Grass Carp will increase, causing the population of mosquitos to decrease. B. Eastern Mud Turtle populations would decrease while American Alligator populations would increase. C. Butterfly Orchid populations will be mostly unaffected while Eastern Mud Turtle populations would decline. D. The raccoon population would decrease causing the American Alligator population to decrease and the Southern Leopard Frog population to increase.Which statement best describes the recovery of the Mexican wolf population? A. It is experiencing logistic growth because the rate of population growth increases without slowing. B. It is experiencing logistic growth because the rate of population growth increases but slows with time. C. It is experiencing exponential growth because the rate of population growth increases without slowing. D. It is experiencing exponential growth because the rate of population growth increases but slows with time.