Find the circumference of the circle. Then use the approximation 3.14 for π and approximate the circumference.            Note: C =

Find the area of the triangle. Round to the nearest hundredth, if necessary.   Note: A = 0.5bh or A = bh

Solve.One week in May in the town of Clearfield, it rained 0.84 inches on Monday, 1.22 inches on Thursday, and 1.85 inches on Friday. It didn’t rain the other four days. What was the total rainfall for the week? 1.

Consider the following generalized diagram illustrating the orbit of Earth around the sun. Screenshot_2020-04-07 Microsoft Word – exam4Bbversion 2 docx – exam4Bbversion 2 pdf_9_.png Based on the above diagram, which of the following represents the correct orientation of Earth’s axis of rotation (the arrow tip points north)? Screenshot_2020-04-07 Microsoft Word – exam4Bbversion 2 docx – exam4Bbversion 2 pdf_10_.png

Which of the following is/are most likely responsible for the trend observed here? Screenshot_2020-04-07 Microsoft Word – exam4Bbversion 2 docx – exam4Bbversion 2 pdf_20_.png

Consider the exponential population growth curve of dandelions shown here. True or false.  Each individual dandelion is producing more seeds after three months than after one month. Screenshot_2020-04-07 Microsoft Word – exam4Bbversion 2 docx – exam4Bbversion 2 pdf_31_.png

Students who take this exam are expecrted to NOT engage in any form of academic dishonesty.  This includes using information from any outside resources such as textbook, internet, and others.  You are, however, allowed one side of one-half of a standard 8.5 x 11 piece of paper with HAND-WRITTEN notes.  Indicate your willingness to NOT engage in academic dishonesty by indicating your response below.  Note: you must choose option “a” in order to receive credit for this exam.

To measure the population density of monarch butterflies occupying a particular park, 100 butterflies are captured, marked with a small dot on a wing, and then released. The next day, 150 butterflies are captured, including the recapture of 15 marked butterflies. One would correctly estimate the butterfly population to be

Which of the following graphs shown here illustrates data that are consistent with the optimal foraging theory? The “X” axis in each represents distance from the nest that birds travel to find food. The “Y” axis in each represents the amount of food that birds carry back to the nest. Screenshot_2020-04-07 Microsoft Word – exam4Bbversion 2 docx – exam4Bbversion 2 pdf_12_.png

The graphs below illustrate population numbers when two species of Paramicium are grown separately and together.  What fundamental ecological concept is represented here? Screen Shot 2022-05-03 at 2.41.17 PM.png