Which statement regarding mammals is false?

A. All mammals feed their young milk.
B. All mammals have nipples.
C. Some mammals lay eggs.
D. Marsupial mammals are born at an earlier developmental stage than placental mammals.


Answer: B

Environmental & Atmospheric Sciences

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Which of the following statements about cultural boundaries is most accurate?

a. Natural features usually determine the shape and direction of geometric boundaries. b. Ethnic boundaries tend to be less regular than geometric boundaries. c. Most of the border between the United States and Canada was drawn to separate ethnic groups. d. Religion is the most important cultural characteristic for drawing ethnic boundaries. e. British diplomats in the Middle East drew ethnic boundaries to create the modern state of Iraq.

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What are the three main sources from which loess is derived? What will be an ideal response?

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What soil order is formed primarily from volcanic ash?

A. Spodosols B. Podosols C. Aridisols D. Andisols E. Vertisols

Environmental & Atmospheric Sciences

Briefly discuss environmental impacts and economics of wind energy

What will be an ideal response?

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