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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. With so many hominid species existing in the past, why did only one survive?
(a) Larger brain.
(b) Nobody knows.
(c) Climate change.
(d) Greater capacity for compassion.

2. According to the Reverend William Buckland, the biblical reference to "in the beginning" with regards to the formation of Earth could refer to:
(a) Myths and legends.
(b) A particular era.
(c) Exactly seven days.
(d) Millions and millions of years.

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

4. In 1994, scientists observed as the comet Shoemaker-Levy 9 struck Jupiter. One particular comet fragment struck the planet with a force of six million megatons, which is equivalent to approximately what?
(a) 50 times the energy released by the atomic bomb in Hiroshima.
(b) 7 times the energy of weapons found in a typical nuclear submarine.
(c) 3 times the energy emitted by a solar flare.
(d) 75 times the energy of all nuclear weapons on Earth.

5. What is found at the very center of the Earth?
(a) Gaseous core.
(b) Liquid inner core.
(c) Frozen core.
(d) Solid inner core.

Short Answer Questions

1. How many chromosomes are there inside a human cell's nucleus?

2. Max Planck ignored those who urged him to avoid physics and ended up doing groundbreaking work on:

3. Alan Thorne's multiregional hypothesis asserts that modern man evolved from:

4. Most life on Earth is based on what element?

5. Scientists believe that our planet is currently in a period of what?

(see the answer key)

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