Bioaccumulation is the ________
A) process by which chemicals are stored and concentrated in the tissues of living organisms
B) total amount of chemicals stored in the tissues of living organisms
C) chemical change that occurs when substances are altered by the sun or metabolized by microorganisms
D) increase in a pollutant's concentration as it moves up a food chain
A
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Which of the following terms refers to a warm, dry, gusty wind that blows across North Africa?
A. buran B. levanter C. sirocco D. burga
How do many exotic species find their way to new waters?
a. Migrations b. Carried in the ballast water of tankers c. Marine birds d. Storms
What do hydrologists call the volume-rate of flow of a river through its channel?
a. flow through b. overdraft c. gaining rate d. velocity e. discharge
The Alps are dominated by ________.
A. transverse faults B. reverse faults C. normal faults