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This quiz consists of 5 multiple choice and 5 short answer questions through Part 6, Chapter 29.

Multiple Choice Questions

1. Scientist Jean de Charpentier was a specialist on what?
(a) Tsunamis.
(b) Volcanoes.
(c) Glaciers.
(d) Evolution.

2. James Hutton was a geologist who wondered why:
(a) The Great Barrier Reef is off the coast of Australia.
(b) Seashell fossils are found on mountaintops.
(c) There are no polar bears in Antarctica.
(d) Polar ice caps do not melt.

3. During the time of the dinosaurs, Earth's magnetic field was:
(a) Same as it is now.
(b) Three times weaker than today.
(c) Three times stronger than today.
(d) Fluctuating wildly.

4. Ice ages are caused by:
(a) Solar eclipses.
(b) Abnormally harsh winters.
(c) Lunar eclipses.
(d) Unusually cool summers.

5. How many elements occur naturally on Earth?
(a) 12.
(b) 52.
(c) 142.
(d) 92.

Short Answer Questions

1. The oldest record of life found so far consists of fossilized traces of microbes discovered where?

2. What helped scientists start accepting the idea of ice ages?

3. The Yucatan Peninsula of Mexico is thought to be the site of what?

4. Most human traits, including eye color, are determined by:

5. Each cell of the human body contains what length of DNA?

(see the answer key)

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