The Human Footprint
Chapter 17, Problem 7
Tundra is found . a. where average temperatures are low and growing seasons are short; b. near the poles; c. at high altitudes; d. A and B are correct; e. A, B, and C are correct
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Related Practice
Textbook Question
Areas of low solar irradiation are .
a. closer to the equator than to the poles;
b. closer to the poles than the equator;
c. at high altitudes;
d. close to large bodies of water;
e. more than one of the above is correct
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Textbook Question
The solar equator, the region of Earth where the sun is directly overhead, moves from 23.5°N to 23.5°S latitudes and back over the course of a year. Why?
a. Earth wobbles on its axis during the year;
b. The position of the poles changes by this amount annually;
c. Earth's axis is 23.5° from perpendicular to the rays of the sun;
d. Earth moves 23.5° toward the sun in summer and 23.5° away from the sun in winter;
e. Ocean currents carry heat from the tropical ocean north in summer and south in winter
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Textbook Question
Which of the following biomes is most common on Earth's land surface?
a. chaparral;
b. desert;
c. temperate forest;
d. tundra;
e. boreal forest
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Textbook Question
Which statement best describes the desert biome?
a. It is found wherever temperatures are high;
b. It contains a larger amount of biomass per unit area than any other biome;
c. Its dominant vegetation is adapted to conserve water;
d. Most are located at the equator;
e. It is not suitable for human habitation
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Textbook Question
Which of the following biomes has a structure made up primarily of the mineral deposits secreted by its dominant organisms?
a. coral reefs;
b. freshwater lakes;
c. rivers;
d. estuaries;
e. oceans
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Textbook Question
Which of the following actions can reduce humanity's ecological footprint? a. reducing our dependence on fossil fuels; b. reducing meat consumption; c. living in higher density settlements; d. better management of human wastewater; e. all of the above
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