|Name: _________________________||Period: ___________________|
This test consists of 5 short answer questions, 10 short essay questions, and 1 (of 3) essay topics.
Short Answer Questions
1. Scientists assumed stromatolites were extinct until they were discovered where in 1961?
2. At this time, how many plant and animal species are becoming extinct per week?
3. What did Carl Linnaeus develop that is still in wide use today?
4. Who was Robert Fitzroy?
5. Alan Thorne's multiregional hypothesis asserts that modern man evolved from:
Short Essay Questions
1. Why does Bryson say that fossils represent only a tiny fraction of life on Earth?
2. What does Bryson caution regarding extinction?
3. What is a hominid? Describe some of the hominids that existed in the past.
4. How many elements occur naturally on Earth? How many are central to life?
5. Describe the Indonesian volcanic eruption of 1815.
6. What does the author say about radioactive waste being dumped into oceans?
7. Describe what happened when the KT meteor crashed on Earth, killing off the dinosaurs.
8. How does DNA replicate itself?
9. What does a Swedish DNA study reveal about the origins of modern man?
10. What are bipeds? What are some of the unique challenges they face because of their structure?
Write an essay for ONE of the following topics:
Essay Topic 1
Compare and contrast the existence of bacteria on Earth with the existence of humans. Does one depend on the other? How so? Which organism is more resilient? Why?
Essay Topic 2
Explain what makes a fossil so rare. What conditions are required for a fossil to form? What do scientists say about the number of species represented by fossils? Describe the completeness or incompleteness of fossil records.
Essay Topic 3
How has man influenced the extinction of plant and animal species? How does the author feel about this influence? What does his writing state or imply about what should be done differently?
This section contains 749 words
(approx. 3 pages at 300 words per page)