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This test consists of 5 short answer questions, 10 short essay questions, and 1 (of 3) essay topics.
Short Answer Questions
1. Of the available land on Earth, how much is suitable for people to live on?
2. Of all the elements occurring naturally on Earth, how many does the author say are central to life?
3. Which of the following is not a DNA component?
4. How quickly can bacteria create a new generation?
5. What percentage of all existing water is fresh water?
Short Essay Questions
1. What does the author say about oxygen and the highest elevations people can live at?
2. Describe the fossilized traces of microbes found in Greenland.
3. How much of Earth's land is suitable for humans to live on?
4. What is a hominid? Describe some of the hominids that existed in the past.
5. What does the author say about bacteria and humans, particularly their interaction?
6. Why haven't scientists discovered every species of plant and animal life yet?
7. What are bipeds? What are some of the unique challenges they face because of their structure?
8. Describe the layer of atmosphere called the troposphere.
9. What does the author say about radioactive waste being dumped into oceans?
10. Describe the presence of bacteria in humans.
Write an essay for ONE of the following topics:
Essay Topic 1
Explain supernovas. What exactly are they? Describe the mechanism behind them. How long do they last? What contributions do supernovas make to the universe?
Essay Topic 2
Describe, in detail, the composition and function of a cell.
Essay Topic 3
How did the dinosaurs become extinct? Explain the sequence of events that happened after the asteroid hit. What was the outcome to other life forms? What conditions changed in the aftermath? What group of animals became dominant following the dinosaur extinction?
This section contains 732 words
(approx. 3 pages at 300 words per page)