Organophosphorus pesticides are generally less ________ than DDT.
A) potent
B) insect resistant
C) persistent
D) fat soluble
Correct Answer:
Verified
Q19: Sulfur is needed by plants for
A)nitrogen fixation.
B)nucleic
Q20: DDT is concentrated in living organisms because
Q21: Identify the compound that is NOT a
Q22: In 1957,Clear Lake in California was sprayed
Q23: An experimental pesticide with a very specific
Q25: Juvenile hormones are chemicals
A)that speed up the
Q26: Which of the following is the least
Q27: Which is classified as a narrow spectrum
Q28: Pheromones are
A)chemical substances excreted by insects.
B)a class
Q29: Which of the following is an herbicide?
A)2,4-D
B)parathion
C)carbaryl
D)diazinon
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