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Which of the following is correct? | |
A. | A Winogradsky column is used to filter out microorganisms from a water sample taken from a deep black smoker [Wrong Answer] |
B. | A Winogradsky column is used to demonstrate interactions and gradients that occur in aquatic environments [Correct Answer] |
C. | Both (a) and (b) [Wrong Answer] |
D. | A Winogradsky column is used to filter out microorganisms from non-aquatic environments [Wrong Answer] |