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What are the characteristics of house fly eggs as described in the provided text?
- They are large, dark, and laid singly
- They are white, banana-shaped, and laid in clusters
- They are pale, legless, and move toward food
- They are hard-shelled and found in cracks in buildings
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Eggs are white, banana-shaped, about 1.2 mm, and laid in clusters.🔗 Source
How do pillbugs typically enter a home?
- Through open windows and doors only.
- Through foundation cracks, gaps under doors, and around ground-level windows.
- They are carried inside via indoor potted plants.
- They emerge from within the home's floorboards.
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They gather in damp organic litter around foundations and slip indoors through foundation cracks, gaps under doors, and around ground-level windows.🔗 Source
Which caste of the Reticulitermes flavipes colony is typically comprised of only 1–2% of the total population?
- Workers
- Reproductives
- Soldiers
- Alates
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A colony has three main castes: reproductives..., soldiers, and workers — and soldiers are usually only 1–2% of a Reticulitermes colony.🔗 Source
What is the biological lifecycle characteristic of the brown marmorated stink bug regarding overwintering?
- They breed within the wall voids of homes during winter.
- Nymphs overwinter in sheltered gaps between houses.
- Only adults overwinter, passing the season dormant.
- They undergo a complete metamorphosis including a pupal stage indoors.
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The source states: 'only adults overwinter, passing it dormant rather than breeding.'🔗 Source
According to the biology of the American cockroach, what is the approximate lifespan of a female under good conditions?
- 600 days
- 10 months
- About 15 months
- One year
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Reaching adulthood takes about 600 days, and Penn State reports a female can live up to about 15 months in good conditions.🔗 Source
According to the text, why can German cockroach infestations run essentially year-round?
- They are highly sensitive to outdoor seasonal changes.
- They move between indoor and outdoor environments frequently.
- They breed continuously with many overlapping generations at any moment.
- They are driven by the outdoor calendar rather than indoor conditions.
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Since indoor conditions... drive its activity... and since indoors it breeds continuously with many overlapping generations at any moment, infestations run essentially year-round.🔗 Source
According to the text, how does the mechanism of action for desiccant dusts differ from chemical poisons?
- They target the nervous system of the insect
- They scour the waxy film that keeps the bug from drying out, causing dehydration
- They prevent the insect from feeding on human blood
- They interfere with the insect's ability to molt
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Where pesticides are used, desiccant dusts work mechanically: they scour the waxy film that keeps a bed bug from drying out, so it dehydrates rather than being poisoned.🔗 Source
A homeowner reports seeing insects in wall voids in late spring. Based on the seasonality of this species, what is the most likely explanation?
- The insects are newly hatched nymphs.
- The insects are newly emerged adults exiting overwintering sites.
- The insects are a second generation of the spring brood.
- The insects are entering the home to prepare for summer breeding.
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The source states: 'They emerge in spring — Ohio around early May, Pennsylvania late April to mid-May — then mate and lay eggs through summer.' and 'Adults move toward overwintering sites in early autumn... before slipping into shelter.'🔗 Source
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