Exam 4 - Evidence for Evolution & Origin of Species

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a. Fossil records

Strong evidence for evolution comes from a. Fossil records b. Works of philosophy c. Phylogenetic trees d. Forensic biology

b. Directional selection

A population of birds live on an island where seeds are their primary food source. Birds with smaller beaks can eat small seeds more easily and birds with larger beaks can eat large seeds more easily.A fungus destroys the plants that make large seeds, leaving only the small seeds as food.Which type of natural selection will most likely occur? a. Disruptive selection b. Directional selection c. Stabilizing selection d. Artificial selection

d. The fossil record provides evidence that organisms have changed over time.

How do fossils support evolution? a. Individual species disappear and reappear in the fossil record over time. b. The fossil record provides evidence that all organisms developed at the same time. c. Organisms in the fossil record are identical to living organisms. d. The fossil record provides evidence that organisms have changed over time.

b. The organisms which are best adapted to their environment will survive the longest and have a greater number of offspring who are likely to inherit their advantageous traits

In a scientific context what does the term 'survival of the fittest' mean? a. The organisms which are best adapted to their environment will survive the longest b. The organisms which are best adapted to their environment will survive the longest and have a greater number of offspring who are likely to inherit their advantageous traits c. The organisms which can procreate the earliest have the best chance of survival d. Good-looking organisms live longer than ugly organisms

Yes, the picture itself has the answer. We know! LOL

The left of the image below shows _______, while the right side shows ______. a. Gradualism, punctuated equilibrium b. Punctuated equilibrium, gradualism c. Extinction, natural selection d. None of the above

b. False

True or false. Natural selection implies evolution. a. True b. False

a. True

True or false? The appearance of a dark variety of the peppered moth in industrial-era England now appears to have been a direct result of environmental pollution. a. True b. False

d. None of the above

Which of the following is NOT a principle objection Darwin faced? a. There are no fossil intermediates b. Evolution is not solidly demonstrated c. The intelligent design argument d. None of the above

a. Adaptive radiation

Which of the following processes is depicted in the diagram above? a. Adaptive radiation b. Sexual selection c. Bottleneck effect d. Extinction

c. Vestigial

_______________ structures resemble structures possessed by ancestors, but have no function. a. Analogous b. Homologous c. Vestigial d. None of the above


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