Exam 10: Farming: Conventional and Sustainable Practices

Organic pollutants called ________________ are showing up in many different places worldwide, far from their original source.This has led to a widespread movement to ________________.

Rill erosion can lead to

DDT is

Compare and contrast industrial farming with organic farming in terms of food production and pesticide use.

Topsoil contains predominantly

Pest organisms tend to be

Which of the following are inorganic pesticides?

Why is it useful to classify pesticides by their chemical structure?

Which of the following alternative methods is NOT helpful in reducing your exposure to pesticides?

Organophosphates and _________ are similar in that they lack environmental persistence and have low bioaccumulation.

Soil organisms usually stay __________ the soil.

Chlorinated hydrocarbons have ____ toxicity for sensitive organisms and remain in the soil for a _______ time.

The pesticide treadmill occurs when

Which of the following things that you can do to reduce pesticide residues in your diet is related to bioaccumulation?

Another word for cover crops is

Which of the following is NOT a component of soil texture?

An effective way to measure soil erosion in a region is to measure the

About what portion of world freshwater withdrawals is used for agriculture?

When a new pesticide is developed the best thing to do is to use it

Some plants make natural pesticides and insect repellants.