IDA General Standards Exam Flashcards
How do you calculate the area of a circle?
3.14rr
To which class do Mites belong?
Class Arachnida, subclass Acari
What is IPM?
Integrated Pest Management
Which plant disease is transmitted through air?
Fungi
Incomplete (or simple) metamorphosis
3 life stages: Egg > Nymph > Adult
Complete metamorphosis
4 lifes stages: Egg > Larva > Pupa > Adult
Broadleaf weed characteristics
Larger, open (broad) surface with network of veins
Annual weeds
Complete their life cycle within one year
Biennial weeds
Complete half the life cycle in year one, the second half in year two
Perennial weeds
Live for more than two years
Herbaceous Perennials
Stems die back to the ground each winter
What is an adjuvant?
Adjuvants modify the chemical properties to enhance performance (they include drift reduction, surfactants, stickers, penetrants, etc.)
What is an emulsifiable concentrate?
ECs have one liquid suspended as tiny droplets inside another liquid
Why do a small jar mixing test?
To ensure components are physically compatible
Systemic pesticides
Move within the plant
Contact pesticides
Kill what it touches on the surface
How do pests build resistance?
A select few that survive due to their genetic makeup pass on their resistant genes to their offspring
How do you prevent pest resistance?
Use pesticides with different modes of action
What does every label contain?
Product information, precautionary statements, directions for use
Signal words
DWC: Danger (high toxicity), Warning (moderate toxicity), and Caution (low to very low toxicity)
LD50
Lethal Dose 50; the amount of pesticide required to kill 50% of the test population
How is the LD50 expressed?
In milligrams of pesticide per kilogram of animal body weight (mg/kg)
How to treat pesticides in the eye?
Hold open and rinse with clean water for 15 minutes
What should you do with excess product?
Use as directed by the label, never pour it down a drain, if necessary have it incinerated or brought to special landfills