Population Growth Answers

Which is the change in size of a group of organisms of the same species over time?

Deer need food and water to survive. What are food and water for the deer population?

A population of sixteen emu grew to thirty-nine in one year. After two years, the population had grown to forty-eight. The maximum number of emu that the environment can support is approximately sixty due to limited resources such as food and water. What is the carrying capacity of the emu population?

A population is growing at a rate of 2, 4, 8, 16, 32. Which type of growth does this describe?

In a year, a population of lions had four births, two deaths from disease, one natural death, five emigrations, and five immigrations. In the same year, a population of zebras had five births, three deaths, four emigrations, and one immigration. Which best explains the data?

Which type of growth can occur only when a population has unlimited resources?

In a population of deer in one year, six deer were born, five deer emigrated, three deer were killed by predators, and one deer immigrated. What can be determined from this information?

A scientist was studying a population of elephants. The first year, he counted a population of 80. Over the next eight years, the population’s numbers were 94, 100, 103, 110, 125, 120, 125, 120. What appears to be the carrying capacity for this population?

Which type of population growth is shown in this graph?Population of Bacteria

The overall population of a species has increased. What could have occurred to allow this to happen?

Based on this population growth graph, what can be concluded about the population?