Chemical pesticides________________?
Correct answer: D. can be toxic to other forms of life
- A. continue to control pests for many years
- B. leach out of the ground quickly
- C. are harmless to humans
- D. can be toxic to other forms of life
Explanation
Chemical pesticides may kill or harm non-target organisms, including beneficial insects, birds, aquatic life and sometimes humans. They are therefore not harmless simply because they control agricultural pests.
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