Life Cycle and Behaviour of Pests - Part Two
Choose the one alternative that best completes the statement or answers the question.

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1. Which of the following wigglers is carnivorous?
   
   Anopheles maculatus
   Toxorhynchites splendens
   Aedes togoi
   Aedes aegypti
2. By which of the following body parts is a male mosquito differentiated from a female?
   
   Leg
   Antenna
   Abdomen
   Wing
3. Which of the following insects has chewing mouthparts?
   
   Mosquitoes
   Moths
   Cockroaches
   House flies
4. The best way to distinguish between sewer rats and roof rats is by:
   
   The type of food they damage.
   Their squeaks.
   Their gait.
   Their overall body features.
5. Which of the following is NOT a characteristic of rodents?
   
   They are usually nocturnal.
   The incisors of rodents grow throughout life and have to be worn down by gnawing.
   They have good eyesight and can discern different colours.
   They have good sense of hearing and can distinguish the differences
6. Adult flesh flies:
   
   Lay eggs on decaying flesh.
   Lay eggs on hessian materials.
   Lay eggs on faeces.
   Lay larvae on decaying flesh.
7. Mites spotted indoors are usually:
   
   Dust mites.
   Leather mites.
   Cheese mites.
   Chigger mites.
8. Which of the following is an INCORRECT description of bed bugs?
   
   Bed bugs have piercing and sucking mouthparts.
   The body of bed bugs is oval in shape.
   Bed Bugs mainly feed on flakes of shed human skin.
   The thorax glands of bed bugs emit an unpleasant odour.
9. Which of the following is NOT a feature of fleas?
   
   Adult fleas have piercing mouthparts for sucking.
   Adult fleas have well-developed hind legs.
   Body is dorsal ventrally compressed.
   Fleas are wingless.
10. Which of the following is an INCORRECT description of beetles?
    
    Beetles are placed in the Order Lepidoptera.
    There are carnivorous and herbivorous beetles.
    Some species are wingless.
    The antennae of beetles are varied, e.g., from serrate, pectinate to filiform.

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