The diagram below represents the same feild of mice hunted by a hawk over a period of three months

the overall changes in the population of mice can be explained best by....

natural selection

succession

reproduction

mouse extinction

3 answers

To determine which option best explains the overall changes in the population of mice hunted by a hawk over a period of three months, we need to consider the implications of each option:

  1. Natural selection: This refers to the process where certain traits become more or less common in a population due to the survival and reproduction of individuals with those traits. Natural selection could play a role if the hawk preys on mice that are less fit, allowing more fit mice to survive and reproduce.

  2. Succession: This usually refers to the process of change in the species composition of an ecological community over time, often following a disturbance. This doesn't seem relevant if we are specifically discussing the population of mice being hunted by a hawk.

  3. Reproduction: This focuses on the birth of new mice in the population. If the population of mice is increasing, it could be attributed to high reproduction rates despite predation.

  4. Mouse extinction: This would suggest a decline in the mouse population to the point where they are no longer present in the area.

Given that the hawk is actively hunting the mice, it's likely that the primary factor influencing the population over three months would be the balance between reproduction and predation. If the population changes reflect a decrease due to hunting without enough reproduction to sustain it, "mouse extinction" could be an option. However, if the population fluctuates, it may suggest a combination of predation and reproduction.

In summary, if the data shows a declining population due to predation, "mouse extinction" could be appropriate. If the focus is on changes due to hunting pressure and survival, "natural selection" could also be a good answer. To best answer your question, we really need to clarify the trends observed in the population over the three months. If you have specific details or trends, that would help narrow it down further.

the graph shows 4 mice first month 2 mice second month 1 third

whats the answer and are you sure that the answer is correct

Given the data you've provided:

  • 1st month: 4 mice
  • 2nd month: 2 mice
  • 3rd month: 1 mouse

This indicates a clear decline in the population of mice over the three months.

Based on the context of mice being hunted by a hawk, the most straightforward explanation for the dramatic decrease from 4 mice to 1 mouse would be mouse extinction. As the numbers suggest, the population is not sustainable due to continuous predation, leading to a near-total reduction.

Natural selection typically refers to the survival of individuals with advantageous traits over time but doesn’t directly account for the severe decline in numbers shown in your data.

Given this explanation, mouse extinction is the most fitting answer in this context. If the graph shows a consistent decline without signs of recovery or reproduction effectively countering the predation, then yes, I am confident that "mouse extinction" is the correct choice.