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Question
The worlds 30,000 known species of spiders ____.
a. kill more livestock with poisonous bites than any other threat
b. have to be controlled in order for integrated pest management to work properly
c. are a threat not only to livestock, but also to rural farmers because they nest in sheds where equipment is stored and later retrieved
d. kill far more crop-eating insects every year than humans do by using chemicals
e. provide important food for birds that control caterpillar populations
Answer
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Related questions
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