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This quiz consists of 5 multiple choice and 5 short answer questions through Part 5, Chapter 24.

Multiple Choice Questions

1. Harry Hess determined that, in the Atlantic, the ocean floor is:
(a) Shrinking.
(b) Super cooled.
(c) Expanding.
(d) Super heated.

2. Of the available land on Earth, how much is suitable for people to live on?
(a) 47 percent.
(b) 3 percent.
(c) 26 percent.
(d) 12 percent.

3. The author mentions the case of bacteria surviving for two years in a sealed camera lens where?
(a) Under the sea.
(b) In an underground cave.
(c) Atop Mount Everest.
(d) Moon's surface.

4. Bacteria take nitrogen from the air and form it into what?
(a) Amino acids.
(b) Nitric oxide.
(c) Water.
(d) Fluoride.

5. Fred Hoyle came up with the term "Big Bang" while trying to:
(a) Simplify how the universe came to exist.
(b) Disprove the theory.
(c) Prove the theory.
(d) Show how life evolved on Earth.

Short Answer Questions

1. The first eruption of Yellowstone took place how many years ago?

2. What must amino acids do to become protein?

3. Many scientists suspect that Pluto is just a comet of the:

4. While the Compte de Buffon was spouting his theories of the new world, what was Frenchman Georges Cuvier doing?

5. What is the current estimate of the number of species that have lived on Earth since the beginning of life on our planet?

(see the answer key)

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