What is the negative impacts of an organism on human activities
100
What does a herbicide combat?
What is weeds that infect our agricultural fields
100
Double Jeopardy Make your wager......
What are genetic and natural enemies control
100
The modern environmental movement was initiated by what book?
What is Silent Spring by Rachael Carson
100
If you were relying on this method for pest control, then a broad spectrum chemical pesticide would be counterproductive. What is the method you were relying on?
What is natural enemies control
200
What factors make control of bed bugs so difficult?
What is their habitat is human bedding, cracks in bed frames and nearby household objects
200
Despite the current use of insecticides and herbicides, infestations of insects, plant pathogens, and weeds account for approximately what percentage of loss?
What is about 35%
200
The use of widespread pesticides has resulted in pesticide resistant insects. Explain this effect...
What is naturally resistant pests survive and increase due to competition pressure from other insects is reduced
200
What are the two main characteristics of DDT that make it such a dangerous pesticide to humans?
What is its persistence and its ability to biomagnify
200
What is the primary job of APHIS?
What is intercept pests coming in from international and interstate commerse
300
Why has the current method of controlling bedbugs encountered difficulties?
What is effective home pesticide applications endanger children
300
Why did DDT become so widely used? list three reasons?
What is toxic to many insects, nontoxic to humans, cheap
300
Daily double (make your wager....)
What is insecticides kill natural competitors and predators of the resurgent pests
300
How could non-persistent pesticides be more dangerous than persistent pesticides?
What is because the non-persistent pesticides are more toxic
300
What are the GM plants that incorporate a gene for producing a potent bacterially produced insecticide referred to as?
What are Bt crops
400
What is the common definition of a weed?
What is a plant that competes with crops, forests or forage grasses
400
What is the most common treatment for a garden suffering from a rapidly growing mold?
What is a fungicide application
400
Which classification of pesticides will be far less likely to cause biomagnification and bioamplification?
What is non-persistent pesticides
400
When pesticide toxicity interacts with other environmental of chemical factors to produce and unexpected outcome we refer to this as what kind of effect?
What is a synergistic effect
400
What is insurance spraying?
What is potentially threatened crops are sprayed with pesticides before any evidence of crop damage
500
How can we reduce pesticide resistant insects?
What is use pesticides in just a few regions
500
What is an example of a non-biodegradable, persistent chlorinated hydrocarbon pesticide?
What is DDT
500
Chronic pesticide exposure has been linked to what health issues?
What are cancer, neurological disorders and infertility.
500
Fighting malaria in developing countries relies on two approaches. What are they?
What is DDT spraying and mosquito nets
500
Why was the Delaney clause removed from the FFDCA?
What is the development of more sensitive analytical chemical techniques could detect previously unknown traces of pesticides