Water must be warmer than ________ degrees Centigrade to support a reef of corals with zooxanthellae.

A. 15
B. 23
C. 18
D. 25
E. 30


Answer: C

Environmental & Atmospheric Sciences

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An electrical device that is "grounded" has

A. no potential difference between it and the ground. B. an infinite potential difference between it and the ground. C. low voltage. D. a firm connection to the ground.

Environmental & Atmospheric Sciences

The major adaptions that made it possible for mammals to evolve into their modern forms included all of the following except ________

A) they developed specialized limbs to adapt to a varied life style B) they became significantly larger C) they developed a more efficient respiratory system D) they developed specialized teeth to adapt to a varied diet E) their brains increased in capacity

Environmental & Atmospheric Sciences

____________________ is a non-tree plant fiber from a rapidly growing woody plant that yields more paper pulp per area of land than tree farms do

Fill in the blanks with correct word

Environmental & Atmospheric Sciences

Animals that burrow into the seafloor are members of the epifauna.

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

Environmental & Atmospheric Sciences