Identify the processes of the carbon cycle indicated by numbers in the figure below.

Living organisms are the ____1____ components of an ecosystem while non-living structures are considered ____2______.

Select all the following lines of evidence that indicate a change in the climate.

_______________ are organisms that can make their own food.

Which of the following is currently the biggest contributor to rising CO2 levels in the atmosphere?

Select all of the following factors that influence and define a region’s climate.

Place the following levels of biological organization in the correct order from the most specific (smallest; 1) to the most broad (encompassing; 4).

3E. Give an example of a learning behavior in birds.

2B. (5 pts) Phylogenetic Tree Question-Labeling the Branches   Answering this question correctly depends on your ability to both create and interpret phylogenetic trees. The final phylogenetic tree created from the data in part A of this question will look like the one depicted above with the ‘blanks’ replaced by species names (e.g. species V, W, X, Y, or Z). Which of the follow species could correctly be placed in BLANK 1 and BLANK2?  Select ALL that apply.  

3C. A familiar dog approaches and wags its tail and licks your face. Hypothesize what the proximate and ultimate causes of this behavior are:   Proximate:  Ultimate: