Carbon dioxide in the soil zone is produced by:

a. diffusion from the atmosphere
b. release from plants
c. percolation of rain water which carries the gas in dissolved from
d. decomposition of organic matter


d

Environmental & Atmospheric Sciences

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Large raindrops fall __________ than smaller raindrops, and have a __________ terminal

velocity than small raindrops. a. faster, lesser b. faster, greater c. slower, lesser d. slower, greater

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The sour taste of pickles and sauerkraut is due primarily to the presence of which acid?

A) acetic acid B) citric acid C) lactic acid D) oxalic acid

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Discuss some of the strategies to improve food supply in the developing world

What will be an ideal response?

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Sunspots occur in cycles, with the number and size reaching a maximum approximately every ____ years

a. ?5 b. ?7 c. ?11 d. ?18 e. ?25

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