Mammals did not become the dominant form of large terrestrial animals until:
A. the demise of the dinosaurs
B. they developed methods of behavioral thermoregulation
C. they developed mammary glands
D. the evolution of primates
A. the demise of the dinosaurs
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Intelligent design is unscientific because it is not empirical
a. True b. False
Related to his study of famines, economist Amartya Sen found that
a. famines are frequently the result of market forces that raise food costs and depress incomes. b. famines are largely the consequence of food shortages. c. GNP is not necessarily the best indicator of relative well-being in a country. d. relative income is the best measure of standard of living.
Why did the French scientist decide to search in Chad (instead of Ethiopia) for human ancestral fossils?
What will be an ideal response?
The Bushmen use many natural minerals and materials for their rock art. Which of the following is not a commonly used material?
a. Bicarbonate b. Gypsum c. Ferric oxide d. Blood e. Silica