Sylvatic plague is a disease spread by fleas. This disease can reduce a population of prairie dogs by 90 percent. If prairie dogs are dusted regularly with pesticides, what is most likely to happen to the prairie dog population? A. It will remain about the same. B. It will decrease to zero. C. It will increase slightly. D. It will increase exponentially.

You are sampling a community of 200 animals in the African savanna. You find that there are 17 wildebeests, a pride of 12 lions, and 20 ostriches, and many other species. What is the relative abundance of ostriches?a. 17b. 12c. 20d. 0.06e. 0.1

A population of butterflies triples every year. Initially, there were 40 butterflies. How many butterflies will there be after 4 years?

Use the information and table to answer the following question. An ecologist is studying a population of mosquitos living in a nearby pond. The ecologist estimates the population size twice a day - once at sunrise and once at sunset - for 5 days during the summer when mosquitos are reproducing. Their data is shown. Day 2 3 16 5 Time Sunrise Sunset Sunrise Sunset Sunrise Sunset Sunrise Sunset Sunrise Sunset Population Size (in thousands) 200 189 187 185 167 180 186 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?