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Exam
Question 1. Which of the following is a key characteristic of insects belonging to the order Blattodea? A) Two pairs of membranous wings covered in scales B) Long, thread-like antennae and flattened bodies C) Sucking mouthparts and incomplete metamorphosis D) One pair of wings and halteres Answer: B Explanation: Blattodea, which includes cockroaches, are characterized by long, thread-like antennae and flattened bodies, helping them hide in cracks and crevices. Question 2. What is the primary difference between complete and incomplete metamorphosis in insects?
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A) Presence or absence of a pupal stage B) Number of legs at each life stage C) Adult size D) Ability to fly Answer: A Explanation: Complete metamorphosis includes a pupal stage, while incomplete metamorphosis does not. Question 3. Which cockroach species is commonly found in kitchens and is known for its small size and light-brown color with two dark stripes on its pronotum? A) American cockroach B) German cockroach
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Explanation: Ants undergo complete metamorphosis, including egg, larva, pupa, and adult stages. Question 5. Which is a distinguishing feature of worker ants compared to reproductive ants? A) Larger size B) Presence of wings C) Lack of wings D) Bright coloration Answer: C Explanation: Worker ants do not have wings, while reproductive ants (queens and males) do.
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Question 6. What is the primary breeding site for mosquitoes in Hawaii? A) Dry soil B) Flowing streams C) Standing water D) Rotten wood Answer: C Explanation: Mosquitoes lay eggs and breed in standing water, which is critical for larval development. Question 7. How do fleas primarily infest indoor environments? A) By flying in through windows B) By hitchhiking on pets or rodents
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Explanation: Both nymphs and adults feed on blood, but adults are the most responsible for biting humans. Question 9. Which sign is most indicative of a termite infestation in a structure? A) Small piles of sawdust near wood B) Mud tubes on walls and foundations C) Webbing on ceilings D) Oily stains on walls Answer: B Explanation: Termites build mud tubes as protective pathways to travel between nests and food sources.
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Question 10. The Indianmeal moth is a common pest in which type of product? A) Fabrics B) Stored grains and pantry foods C) Wood D) Pet bedding Answer: B Explanation: Indianmeal moths infest stored grains, nuts, cereals, and other pantry products. Question 11. Which spider is native to Hawaii and generally considered non-venomous to humans? A) Brown recluse
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Answer: B Explanation: Dust mites are known to trigger allergies and asthma in sensitive individuals. Question 13. Which tick species is most likely to be encountered by humans in Hawaii? A) Deer tick B) Brown dog tick C) Lone star tick D) Rocky Mountain wood tick Answer: B Explanation: The brown dog tick is found in Hawaii and can infest indoor environments with pets.
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Question 14. Roof rats are distinguished from Norway rats by which feature? A) Short tails B) Large ears and tails longer than their bodies C) Brown fur and blunt noses D) Preference for burrowing underground Answer: B Explanation: Roof rats have large ears and tails that are longer than their bodies, and they are good climbers. Question 15. Which sign would best indicate a house mouse infestation?
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D) Ability to jump long distances Answer: B Explanation: Centipedes have one pair of legs per segment and venomous fangs used for hunting prey. Question 17. Which habitat is preferred by silverfish? A) Dry, sandy soil B) Damp, dark areas such as bathrooms and basements C) Open fields D) Freshwater ponds Answer: B Explanation: Silverfish prefer damp, dark environments where they feed on starches.
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Question 18. Earwigs are most likely to be found in which area? A) Inside stored grain silos B) Under rocks and mulch in moist areas C) Flying around lights at night D) In high trees Answer: B Explanation: Earwigs hide in moist, dark places such as under rocks and mulch. Question 19. Which of these is considered an occasional invader in Hawaiian structures? A) German cockroach
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Answer: C Explanation: IPM integrates multiple control methods to manage pests sustainably and effectively. Question 21. What is the first step in an Integrated Pest Management program? A) Applying pesticides B) Inspection and monitoring for pest activity C) Placing baits everywhere D) Sealing all entry points Answer: B Explanation: Inspection and monitoring are the first crucial steps in IPM to identify pest issues.
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Question 22. Which action threshold principle applies to IPM? A) Treat pests at the first sighting B) Wait until damage is irreversible C) Intervene only when pest populations reach a level causing unacceptable harm D) Always use the highest pesticide rate Answer: C Explanation: Action thresholds help determine when pest control measures are actually needed. Question 23. Which sanitation practice helps prevent rodent infestations in food establishments?
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D) Enhancing pesticide toxicity Answer: B Explanation: Exclusion involves sealing openings to prevent pest entry. Question 25. Which habitat modification would reduce mosquito breeding around homes? A) Planting more shrubs B) Allowing water to collect in containers C) Eliminating standing water sources D) Spraying pesticides weekly Answer: C Explanation: Removing standing water eliminates mosquito breeding sites.
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Question 26. Which physical control method is effective against rodents in IPM? A) Spraying insecticide B) Using snap traps C) Broadcasting granular insecticides D) Releasing predatory insects Answer: B Explanation: Snap traps are a physical method for controlling rodents. Question 27. In structural pest control, which mechanical control is most commonly used against flying insects? A) Glue boards
