Dolphins, penguins, ichthyosaurs have undergone ____ that gave them similar shapes through adaptations that permitted rapid swimming
A) ?convergent evolution
B) ?speciation
C) ?divergent evolution
D) ?natural selection
A
Environmental & Atmospheric Sciences
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The horse is thought to have been domesticated in this area
A) North Africa B) Central Asia C) Western North America D) Southern Europe E) Russia
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The greenhouse effect has affected global climate for millions of years
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Dust devils and tornadoes form under similar conditions; tornadoes are just much stronger
Indicate whether the statement is true or false
Environmental & Atmospheric Sciences
Large withdrawals of subsurface water can cause compaction that results in a sinking of the land, which known as:
a. subduction. b. subsidence. c. tectonism. d. percolation. e. a flowing artesian well.
Environmental & Atmospheric Sciences