Judge the following sentence according to the criteria given below: Microscopic biogenous ooze is common on the deep-ocean floor BECAUSE there is so little lithogenous sediment deposited at great distances from the continents that could dilute the
biogenous material. A) The assertion and the reason are both correct, and the reason is valid.
B) The assertion and the reason are both correct, but the reason is invalid.
C) The assertion is correct, but the reason is incorrect.
D) The assertion is incorrect, but the reason is correct.
E) Both the assertion and the reason are incorrect.
A
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Vertical zonation refers to
A. the longitude of a given biome. B. the height of the forest canopy. C. vegetation zones defined by elevation. D. the latitude of a given biome.
The direct measurement of the motion of continental plates was impossible with land-based instruments because all motion is _____.
A ) absolute B ) relative C ) one-dimensional D ) at less than 60 Hz
Western Australia has two cities greater than 2 million: Perth and Broome
Indicate whether the statement is true or false
Of the following, ________ produce(s) the largest amount of hazardous waste
A) industry B) agriculture C) building demolitions D) utilities E) households