An organism occupying the 3rd trophic level is best described as a ________

A) top carnivore
B) secondary consumer
C) tertiary consumer
D) keystone species
E) predator


Answer: B

Environmental & Atmospheric Sciences

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Once developed, a climate classification system can be considered complete; i.e., it needs no further revision

Indicate whether the statement is true or false

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Laterization is likely to occur in

A) cool, humid climate regions. B) semi-arid and arid environments. C) the tropics. D) areas of high potential evapotranspiration rates. E) areas characterized by sandy soils and coniferous forests.

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Oil sands are actually asphalt-cemented sand or sandstone deposits.

Answer the following statement true (T) or false (F)

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Elastic deformation means that, before exceeding the elastic limit, rock can:

a. flow b. fracture c. only slightly change its size and/or shape because the stress is not large enough to make any further deformation d. return to its original size and shape when the stress is removed e. Both c and d

Environmental & Atmospheric Sciences