With the exception of Australia and New Zealand, most island nations have an even division of urban and rural dwellers
a. True
b. False
Indicate whether the statement is true or false
True
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A ____________________ shows the percentages of the members of a population surviving at different ages.
Fill in the blank(s) with the appropriate word(s).
A classmate tells you that a statement heard on the news about an environmental process noted in a local ecosystem cannot be true because it has not been scientifically proven. You realize that
a. this classmate is misinformed because science cannot prove anything, but it can disprove events conclusively. b. this classmate is misinformed because science can neither prove or disprove anything absolutely. c. this classmate is misinformed because the process in question actually has been proven scientifically. d. this classmate is correct. e. this classmate has confused scientific theories and scientific laws
The organisms that consume autotrophs are called: a. secondary producers
b. primary producers. c. secondary consumers. d. heterotrophs.
On July 4-5, 1999 a derecho (widespread wind storm) resulted in damage to 370,000 acres (out of 1 million total acres) and the loss of 25 million trees in the Boundary Water Canoe Area Wilderness (BWCAW) in northern Minnesota. Explain what you expect
will happen to the forest stand in the BWCAW as a result of this disturbance. What will be an ideal response?