Transitional birth rate refers to ________.

A. CDRs between 18 to 30 per 1000
B. a sex ratio changing more heavily favored toward males
C. a country's CBR rising above 18
D. a country's CBR moving from above 18 to below 18


Answer: A

Environmental & Atmospheric Sciences

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A) seismogram. B) seismologist. C) seismic wave. D) seismometer.

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On a daily basis, the sun is most intense at

A) 6:00 AM. B) 12 Noon. C) 3:00 PM. D) 6:00 PM.

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

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Why is 70% ethanol rather than 95% ethanol used in sterilizing skin before injections?

A) 70% ethanol kills bacteria by denaturing their surface proteins. B) 70% ethanol kills bacteria by penetrating them and coagulating their proteins. C) Special precautions must be taken when using 95% ethanol. D) None of the above is correct.

Environmental & Atmospheric Sciences