GUJCET 2015 Biology Solved Paper
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Question : 20 of 40
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Match the column I and II and select the correct option.
| Column I | Column II (concentration of DD'T in ppm) |
|---|---|
| A) Zooto Plankton | P) |
| B) Small fishes | Q) |
| C) Water | R) |
| D) Fish eating birds | S) |
| E) Big fishes | T) |
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