Methane is naturally produced by bacteria in ________ environments

A) isotopic B) very cold C) high pressure D) anaerobic


D

Environmental & Atmospheric Sciences

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Two layers of limestone are found 200 kilometers apart. Give two lines of evidence that could show the layers are

correlated. What will be an ideal response?

Environmental & Atmospheric Sciences

Which of the following is not an unsaturated molecule?

A. a B. b C. c D. d E. All of the above are unsaturated.

Environmental & Atmospheric Sciences

Which of the following types of air masses form over North America in summer only?

A. mP B. cP C. mT D. cT

Environmental & Atmospheric Sciences

Which of the following combinations of NET R terms would be associated with a hot, dry climate? (LE = latent heat of evaporation; H= sensible heat; G=ground heating and cooling)

A) LE large; H small; G large B) LE small; H large; G large C) LE small; H small; G small D) LE large; H small; G small

Environmental & Atmospheric Sciences