Organophosphates operate by attacking an organism's ________ system.
A. Nervous
B. Immune
C. Skeletal
D. Blood
E. Muscular
Answer: A
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Which of the following statements about drinking bottled water is NOT true?
a. Americans are the world's largest consumers of bottled water. b. The movement to boycott bottled water consumption is called back-to-the-tap c. 86% of the bottles containing bottled water are recycled d. Some of the bottled water that Americans drink comes from as much as 5,500 miles away. e. BPA is a chemical in the plastic of water bottles that can leach into the water, especially if the bottle is exposed to the sun.
Which of the following areas is typically bordered by relatively warm water?
A. eastern coasts in the middle latitudes B. eastern coasts in polar regions C. western coasts in the middle latitudes D. western coasts in the subtropics
Which of the following federal laws deals with the clean-up of hazardous waste sites?
A. Toxic Substance Control Act (TSCA) B. Comprehensive Environmental Response, Compensation, and Liability Act (CERCLA) C. Resource Conservation and Recovery Act (RCRA) D. Hazardous Materials Transportation Act (HMTA)
Earth emits infrared radiation ____
A) only at night B) only during the day C) at variable times D) continuously