Prevention and Control of Pests - Part One
Choose the one alternative that best completes the statement or answers the question.

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1. In anti-mosquito work, larvicidal oil is used against mosquitoes in which of the following growth stages?
   
   Egg and adult
   Larva and pupa
   Larva and adult
   Pupa and adult
2. In which of the growth and development stage(s) are mosquitoes killed more effectively?
   
   Egg and adult stages
   All stages
   Aquatic stage
   Adult stage
3. Mosquito breeding can be prevented by:
   
   cleaning up animal faeces.
   cleaning animal skin.
   cleaning up the dust on the ground.
   removing stagnant water.
4. By which of the following are adult mosquitoes lured to mosquito traps?
   
   Light and carbon monoxide
   Light and oxygen
   Sound and sulphur dioxide
   Light or synthetic animal odour
5. In what way can we prevent the breeding of Chironomid ?
   
   Remove all vegetation.
   Remove accumulated water rich in organic matter.
   Repair holes on walls.
   Seal bamboo stumps.
6. Which of the following is NOT an effective way to kill cockroaches?
   
   Cut off their food source.
   Eliminate their harbourages.
   Apply insecticide.
   Use ultrasonic device.
7. In preventing and controlling mice, we should first pay attention to:
   
   drains and sewers.
   roof of buildings.
   storerooms or narrow voids.
   ground burrows.
8. When flypaper is used, it should be:
   
   laid flat on the floor.
   hung vertically.
   stuck on the ceiling.
   stuck on the shaded area on the back of wardrobe.
9. Insect electrocuting device (IED) can catch flies because:
   
   flies, being phototactic, like to fly towards light.
   flies fly with their back facing light.
   flies like to fly towards new objects.
   flies like to fly towards electriferous fittings.
10. To prevent the infestation of moth flies, the hygiene of which of the following requires our attention?
    
    Our body
    The bushy areas
    The toilet
    Vase with water

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