Fungicide UPDATED ACTUAL Exam
Questions and CORRECT Answers
IPM - CORRECT ANSWER - is the use of effective strategies to attain an economically
acceptable yield or plant quality while causing the least disruption to the environment.
Economic Threshold (ET) - CORRECT ANSWER - also known as the treatment or action
threshold, the point when damage justifies the control costs.
Economic Injury Level (EIL) - CORRECT ANSWER - at this population density the pest
causes a reduction in value of the crop that is greater than the cost of control. want to control
pests before reaching this point.
Methods of IPM - CORRECT ANSWER - resistant varieties, crop rotation, cultural,
Mechanical or physical, Sanitation and biological control
IPM Resistance - CORRECT ANSWER - using resistant plant varieties with genetic
defenses that reduce plant susceptibility to pests.
IPM Sanitation - CORRECT ANSWER - prevention of pest or diseases through removal
of diseased or infested plant material or cleaning to remove breeding sites of pests.
IPM Cultural Controls - CORRECT ANSWER - Site selection, planting times/methods.
plant nutrition. crop rotation. field sanitation. Healthy plants tolerate injuries better than stressed
plants. Plant the right plant in the right location, alter the environment, modify plant conditions,
or influence pest behavior to suppress or prevent infestations
IPM Mechanical or physical control: - CORRECT ANSWER - Use of insect screens,
traps, machines and other methods to prevent/control pests or alter their environment.
, IPM Biological Control - CORRECT ANSWER - parasites, predators, or pathogenic
organisms that feed on or damage
pests.
IPM Chemical control - CORRECT ANSWER - Pesticides that control or destroy pests or
prevent them from causing damage. can
attract or repel pests.
IPM Regulatory Control - CORRECT ANSWER - keep pests out or limit dispersal
through legal control/quarantines. careful plant selection and unwanted
introductions, eradication programs
Metamorphosis - CORRECT ANSWER - Metamorphosis represents changes in shape,
form,
and size during life stages. It is incomplete or
complete
Simple Metamorphosis - CORRECT ANSWER - Insects pass through egg, wingless
nymph and adult (winged) stages.
(nymph look like a small version of the adult) nymph and adult feed on same hosts.
grasshoppers, leafhoppers, aphids
Complex Metamorphosis - CORRECT ANSWER - insect transition from egg larva, pupa
(cocoon) to adult.
the larva (feeding stage) look nothing like the adult. extensive body changes. larva and adult feed
on different hosts. moth, butterfly, beetles
insect bodies have? - CORRECT ANSWER - head, thorax, abdomen, six legs, wings and
antennae