|Graph 1: Rabbits Over Time|
a. The graph shows a __________ growth curve.
|Graph 2: Average Toe Length|
a. In 1800, about how many people surveyed had a 3 cm toe? _______
|Graph 3: Mexico and US|
a. In Mexico, what percentage of the population is between 0-4 years of age? _______ In the US? ______
|Chart 4: Trapping Geese|
In order to estimate the population of geese in Northern Wisconsin, ecologists marked 10 geese and then released them back into the population. Over a 6 year period, geese were trapped and their numbers recorded.
a. Use the formula to calculate the estimated number of geese in the area studied? _____________
|Chart 5: Mushroom Plots|
Another ecologist uses a different method to estimate the number of mushrooms in a forest. She plots a 10×10 area and randomly chooses 5 spots, where she counts the number of mushrooms in the plots and records them on the grid.
a. Calculate the number of mushrooms in the forest based on the grid data: _________________
|Chart 6: Snakes & Mice|
The data shows populations of snake and mice found in an experimental field.
a. During which year was the mouse population at zero population growth? ______