Use LEFT and RIGHT arrow keys to navigate between flashcards;
Use UP and DOWN arrow keys to flip the card;
H to show hint;
A reads text to speech;
8 Cards in this Set
- Front
- Back
|
Which property of a pesticide would make it more likely to move in surface water runoff? A-- High solubility B-- High adsorption C-- High volatility |
A-- High Solubility |
|
|
Which statement about movement of pesticides from the application site is TRUE? A-- drift is seldom an issue in indoor applications B-- Runoff/erosion are sources of water contamination C-- Leaching is the main way that pesticides move long distances |
B-- Runoff and erosion are sources of surface water contamination by pesticides. |
|
|
Which is an example of nonpoint- source contamination of groundwater? A-- back-siphoning spills at a wellhead B-- Leaching from a mixing area C-- dissolving/ leaching through the soil after rain |
C-- Pesticides that dissolve and leach through soil after it rains. |
|
|
Under which conditions are pesticides more likely to leach through soil? A-- heavy clay/ high organic B-- sandy soil/ high in organics C-- sandy soil/ low in organic |
C-- Sandy soil, low in organic matter. |
|
|
Which best management practice will help prevent contamination of surface and groundwater by pesticides? A-- using highly water soluble B-- following IPM principles C-- using persistent pesticides |
B--- Following IPM principles. |
|
|
Which two factors are most important in avoiding vapor drift? A-- droplet size/ wind speed B-- air stability/ temperature C-- temperature/ volatility |
C-- Temperature and pesticide volatility. |
|
|
Which statement about sensitive areas is TRUE? A-- do not spray a larger area if it contains a sensitive area B-- labels may list special precautions around sensitive areas C-- endangered species habitats are not considered sensitive |
B-- Pesticide labels may list special precautions around sensitive areas. |
|
|
Which statement about protecting bees from pesticide injury is TRUE? A-- use foilar applications B-- spray when crops in bloom C-- apply in the evening or night |
C--- Apply insecticides in the evening or at night. |
