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Questions and Answers
What is the cumulative value of insect predators and parasitoids?
What is the cumulative value of insect predators and parasitoids?
- It should not be underestimated (correct)
- It is not mentioned in the text
- It is always overestimated
- It is insignificant
Why should insecticides be used only when pest populations cannot be controlled naturally?
Why should insecticides be used only when pest populations cannot be controlled naturally?
- Insecticides are ineffective against pests
- Insecticide applications reduce populations of beneficial insects (correct)
- Insecticides are too expensive
- Insecticides have no impact on beneficial insects
What is the impact of not using biological control in field crops?
What is the impact of not using biological control in field crops?
- Beneficial arthropods would become extinct
- The crop yield would increase
- Pest populations would decrease naturally
- Pest populations would routinely reach epidemic levels (correct)
What is the main focus of the publication mentioned in the text?
What is the main focus of the publication mentioned in the text?
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Where are the beneficial arthropods commonly found?
Where are the beneficial arthropods commonly found?
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