Of the following, which is NOT an example of a biotic environmental control?
a. fast-growing trees shading slower growers
b. sheep grazing
c. extended periods of below-normal temperatures
d. coyotes feeding on rabbits
C
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The axis of rotation of the Earth is inclined how many degrees away from being perpendicular to the sun's rays?
A) 23.5° B) 66.5° C) 45° D) 90°
China's urban population of 672 million is more than twice the total population of the United States
Indicate whether the statement is true or false
Sustainable living involves ________
A) only living for today B) avoiding recycling but taking into consideration reusing items C) only learning what you need to know now D) reducing your ecological footprint E) not considering your daily actions and the impact they have on the environment
The strongest hurricane ever measured was Hurricane Katrina, in 2005
a. True b. False