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What type of candle may repel bugs?
Citronella candle
A Citronella candle may repel bugs.
unscented candle
vanilla candle
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How does a bug zapper actually kill bugs?
electricity
The bug zapper electrocutes the pests.
toxic fumes
chemicals
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The bug zapper housing may have a ________ design, to prevent touching of the electrified parts.
transformer
grid
To protect users from touching the electrified parts, the bug zapper's housing may have a grid design.
housing top
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What attracts insects to the bug zapper?
buzzing sound
light bulbs
Light bulbs are used to attract insects.
sweet scent
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What electrifies the bug zapper?
transformer
A transformer increases the voltage from 120-volts to at least 2,000 -volts.
battery
stun gun
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What type of light may be better seen by insects?
visible light
ultraviolet light
Some insects see ultraviolet light the best.
both answers
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How many bugs may be put to death in one evening?
500
5000
10000
In just one night, a bug zapper may kill more than 10,000 bugs.
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Why are bug zappers ineffective against mosquitoes?
Mosquitoes are not attracted to ultraviolet light
Mosquitoes are not attracted to the ultraviolent light that bug zappers use to lure bugs to their demise.
Mosquitoes are repelled by ultraviolet light.
Neither answer is correct.
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What is a criticism of bug zappers?
harmless insects are killed
harm nearby ecosystems
both answers
Many harmless insects are needlessly killed, and this needless loss of insect life may harm nearby ecosystems.
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Why are mosquitoes attracted to humans?
carbon dioxide from human breath
carbon dioxide from human sweat
both answers
Mosquitoes are attracted to the carbon dioxide in human breath and sweat.
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What is essential for mosquito control?
destruction of female mosquitoes
destruction of mosquitoes eggs
both answers
The destruction of female mosquitoes and their eggs is essential for mosquito control.
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Why is standing water detrimental to mosquito control?
Mosquitoes lay their eggs in standing water.
Mosquitoes lay their eggs in standing water, so if there is no standing water the female mosquitoes must go elsewhere to lay their eggs.
Mosquitoes are attracted to standing water.
Mosquitoes drink the standing water.
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What is the use of malathion?
pesticide
toxic to mosquito larvae and mosquitoes
both answers
Malathion is a pesticide that is toxic to mosquito larvae and mosquitoes.
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What type of pesticide is recommended for human use?
DEET
DEET is used to repel most ticks, mosquitoes and other biting insects.
DDT
chlordane
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Where does citronella oil come from?
leaves and stems of several plants
Citronella oil is derived from the leaves and stems of several plants.
tree bark
chemically produced
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How should you apply spray-on insect repellant?
spray liberally on all exposed areas
reapply every hour
follow product's directions
For proper usage, follow the product's directions.
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What is use of Octenol?
used to attract mosquitoes
Used to attract mosquitoes, Octenol is a non-toxic, pesticide free pheromone.
used to repel mosquitoes
used to kill mosquitoes
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When do municipalities spray with malathion?
spring
summer
both spring and summer
To control mosquitoes, a large-scale spray with malathion is done in the spring and summer.
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What is a broad-spectrum insect repellent?
repel a wide range of insects
A broad-spectrum insect repellant may work to repel a wide range of insects.
repel a small range of insects
neither answer
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What are mosquito larvae?
become mosquito eggs
mosquito eggs
emerge from mosquito eggs
Larvae emerge from mosquito eggs.
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