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The top documents tagged [ddt molecule ddt]
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ddt molecule ddt
Pesticide, Bioaccumulation and Biomagnification. A. Pesticides A1. Pesticides are chemicals that kill pests A2. 2.3 million tonnes of pesticides used.
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Pesticide, Bioaccumulation and Biomagnification. Brainstorm the pros and cons of pesticide on whiteboard.
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