One in every ____ people worldwide suffers from an iron deficiency.

A. 2
B. 5
C. 20
D. 50
E. 100


Answer: B

Environmental & Atmospheric Sciences

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Statistically determining how much harm a particular hazard can cause is called risk management.

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

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Which type of soil is likely to contain metal ores in large enough amounts to mine?

A) desert soils B) wetland soils C) grassland soils D) rainforest soils

Environmental & Atmospheric Sciences

Which of the following graphs is typical for the profile of a river?

A. A B. B C. C D. D

Environmental & Atmospheric Sciences

Perpetual storage should be the last resort for dealing with hazardous wastes

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences