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Multiple Choice

Pest control measures include several approaches. Which option represents a biological measure?

Biological control uses living organisms to reduce pest populations. This approach relies on natural enemies—predators, parasites, or pathogens—to suppress pests, and can include releasing beneficial insects, encouraging their presence, or using methods like sterile insect technique that disrupts reproduction. The advantage is targeted, often longer-lasting suppression with fewer broad side effects on the environment compared to chemicals. In contrast, mechanical methods involve physically removing pests, physical methods use barriers to keep pests out, and regulatory measures rely on laws and policies to prevent or manage pest problems.

Biological control uses living organisms to reduce pest populations. This approach relies on natural enemies—predators, parasites, or pathogens—to suppress pests, and can include releasing beneficial insects, encouraging their presence, or using methods like sterile insect technique that disrupts reproduction. The advantage is targeted, often longer-lasting suppression with fewer broad side effects on the environment compared to chemicals. In contrast, mechanical methods involve physically removing pests, physical methods use barriers to keep pests out, and regulatory measures rely on laws and policies to prevent or manage pest problems.