Comprehensive Exam Questions & Correct Answers
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Chapter 3: 3 Pest Management Goals - ANSWER-Prevention -
keep it from happening
Suppression - reduce levels
Eradication - eliminate totally
Why is identification, monitoring and treatment threshold
important? - ANSWER-Pest control can fail if you don't know
what you are treating, identification can help you find the best
thing to use as treatment
Treatment Threshold - ANSWER-Determine if you need to use
any treatment. If treatment would cause more harm and cost
more, sometimes you should wait or let the pest stay
Ways to control pests without pesticides - ANSWER-Natural
control (weather, climate)
Biological - using natural enemies
mechanical - screens, traps, fences
Cultural - alter the environment to help with control (example -
crop rotation)
Physical or Environmental - like lower humidity, refrigeration
,Host Resistance - some plants are naturally resistant or can
be genetically
altered to be
resistant
How do you do Integrated Pest Management? (IPM) -
ANSWER-identify the
pest
monitor the
pest
determine if threshold levels have been reached (will the
damage caused by
doing nothing be bad enough to warrant
treatment?)
consider various
choices
implement the least harmful
choice
record and
evaluate
Why is IPM a good practice? - ANSWER-Maintain balance
in ecosystem
meet public demand for
responsible use
save
money
, prolong the usefulness of
pesticides
List 4 Ways Pest Control could fail - ANSWER-1.
Incorrect Pest Id
2. Incorrect pesticide dose or
application
3. Poor timing of
treatment
4. Development of a new
infestation
How can you delay pesticide resistance? - ANSWER-1. Monitor
pest population
carefully and only treat when really
necessary
2. Rotate among pesticide
types
3. Apply pesticides that do not leave
persistent residue
4. Apply over limited
areas
5. Keep
records
Advantages of Pesticides - ANSWER-
effective
quick