Evolution and Ecology Test

When a portion of a population moves into or out of an area causing changes in the gene frequency it is known as _____________________.

As we grow up we learn how to speak by listening to our parents and other members of our communities. This is an example of a _______________ behavior.

Darwin’s hypothesis about how life changes over time is now called the Theory of _________________

Due to its similarities to artificial selection, Darwin referred to the “survival of the fittest” as _____________.

Natural genetic differences between individuals of a species are referred to as _________.

The diagram shows fossils in different rock layers. Which of these statements about the age of these fossils is most likely correct?

Due to overhunting, the American Bison population was reduced drastically in a short period of time leading to a change in the gene frequency of the population. What evolutionary mechanism does this most closely relate to?

An inherited characteristic that increases an organism’s ability to survive and reproduce in a specific environment is called a(n) _________________

Which of the following are an example of a vestigial structure or organ?

Structures that have different mature forms but develop from the same embryonic structures are called ____________________ structures.