You are studying an organism that is an opportunistic pioneer species and does not care for its offspring. This organism probably has a(n) ________ population growth strategy.
A. Irregular
B. K-adapted
C. Catastrophic
D. R-adapted
E. R-adapted and irregular
Answer: D
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When the effects of inertia and gravitational attraction are combined, the net result is ____________ ____________. Fill in the blank(s) with the appropriate word(s)
Orbiting molecules of water in a wave touch the sea or lake floor at the depth of the
____________________. Fill in the blank(s) with the appropriate word(s).
Which of the following is CORRECT regarding the geologic time scale?
A) We live in the Tertiary period. B) Over 87 percent of Earth's history has elapsed during the more recent Cenozoic, Mesozoic, and Paleozoic eras. C) The bulk of Earth's history has occurred during the Precambrian eon. D) The Jurassic period occurred during the Paleozoic era.
Why are the deep ocean basins covered with red clay deposits?
a) Red clays are formed from submarine weathering of other sediments. b) Clay particles are carried to the middle of the oceans by wind and currents. c) Only the deep ocean has the right pressure, temperature, and oxygen conditions to form red clay. d) Red clay dominates because of the near absence of other lithogenous and biogenic particles that would otherwise dilute it. e) Clay is formed at hydrothermal vents, which are found in the deep sea.