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Q. |
The disappearance of the plants and animals is due to the _________ in water. www.rejinpaul.comwww.rejinpaul.com Download updated materials from Rejinpaul Network App |
A. | Nitrogen depletion |
B. | Chlorine depletion |
C. | Oxygen depletion |
D. | Ozone depletion |
Answer» C. Oxygen depletion |
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