Which one of the following is a major component of photochemical smog?
A) lead B) sulfur dioxide C) ozone D) soot
C
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A tsunami is an example of what type of wave?
a. forced b. wind wave c. tides d. free e. deep-water wave
What process in the mantle is responsible for the creation of midocean ridges and seafloor spreading?
A. convection B. conduction C. subduction D. advection E. isostasy
Wetlands are important for the infiltration of water into aquifers.
Answer the following statement true (T) or false (F)
Which of the following best matches the description?Limiting factors that become more severe as the size of the population increases.
A. immigration B. r-strategist C. death phase D. lag phase E. stable equilibrium phase F. K-strategist G. exponential growth phase H. emigration I. biotic potential J. environmental resistance K. density-independent factor L. population density M. age distribution N. carrying capacity O. dispersal P. density-dependent limiting factor