Which of the following best matches the description?Pesticide consisting of carbon, hydrogen, and chlorine.
A. hard pesticide
B. organophosphate
C. macronutrient
D. weed
E. fungicide
F. micronutrient
G. rodenticide
H. persistent pesticide
I. biocide
J. macronutrients
K. soft pesticide
L. herbicide
M. auxin
N. biomagnification
O. micronutrients
P. pheromone
Q. chlorinated hydrocarbon
Answer: Q
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If you examine the changes in day-by-day electrical demand in the United States, the pronounced daily drop in electrical consumption is most closely associated with
A) people going to work.
B) people sleeping.
C) home heating and cooling systems.
D) daytime activities that consume little energy.
Earth's interacting subsystems or "spheres" are the
A) lithosphere, hydrosphere, atmosphere, and biosphere. B) lithosphere, hydrosphere, and atmosphere. C) biosphere, lithosphere, and atmosphere. D) lithosphere, atmosphere, hydrosphere, biosphere, and ecosphere.
Carnivores (secondary consumers) derive their energy from other animals and not directly from plants
Indicate whether the statement is true or false.
All crystals of a mineral will have the same:
a. chemical composition (or chemical compositions that vary between fixed limits) b. angle between corresponding crystal faces c. internal structure d. all of the above