Which of the following types of chemical would be classified as a pesticide?
A) insecticides
B) rodenticides
C) herbicides
D) both B and C
E) all of the above
Question 2
Toxic organic compounds that contaminate soils are an environmental problem because they may:
A) contaminate or be taken up by plants and so cause toxic effects to animals or people eating the plants.
B) leach to groundwater cause toxic effects in drinking water or aquatic ecosystems.
C) kill or inhibit soil organisms (other than any pest targeted).
D) kill or injure plants (other than any target weeds).
E) all of the above